From: Juergen Gross <jgross@suse.com> To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, "Luis R. Rodriguez" <mcgrof@do-not-panic.com> Cc: luto@amacapital.net, mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, JBeulich@suse.com, bp@suse.de, suresh.b.siddha@intel.com, venkatesh.pallipadi@intel.com, airlied@redhat.com, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, x86@kernel.org, xen-devel@lists.xenproject.org, "Luis R. Rodriguez" <mcgrof@suse.com>, "Ingo Molnar" <mingo@elte.hu>, "Daniel Vetter" <daniel.vetter@ffwll.ch>, "Antonino Daplas" <adaplas@gmail.com>, "Jean-Christophe Plagniol-Villard" <plagnioj@jcrosoft.com>, "Tomi Valkeinen" <tomi.valkeinen@ti.com>, "Dave Hansen" <dave.hansen@linux.intel.com>, "Stefan Bader" <stefan.bader@canonical.com>, ville.syrjala@linux.intel.com, david.vrabel@citrix.com, toshi.kani@hp.com, bhelgaas@google.com, "Roger Pau Monné" <roger.pau@citrix.com>, xen-devel@lists.xensource.com Subject: Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR Date: Thu, 26 Mar 2015 05:38:24 +0100 [thread overview] Message-ID: <55138D40.5090600@suse.com> (raw) In-Reply-To: <20150325195941.GM25884@l.oracle.com> On 03/25/2015 08:59 PM, Konrad Rzeszutek Wilk wrote: > On Fri, Mar 20, 2015 at 04:17:52PM -0700, Luis R. Rodriguez wrote: >> From: "Luis R. Rodriguez" <mcgrof@suse.com> >> >> It is possible to enable CONFIG_MTRR and up with it >> disabled at run time and yet CONFIG_X86_PAT continues >> to kick through fully functionally. This can happen > > s/fully/full/ ? > > >> for instance on Xen where MTRR is not supported but >> PAT is, this can happen now on Linux as of commit >> 47591df50 by Juergen introduced as of v3.19. > > s/3.19/4.0/ No, 3.19 is correct. Juergen >> >> Technically we should assume the proper CPU >> bits would be set to disable MTRR but we can't >> always rely on this. At least on the Xen Hypervisor >> for instance only X86_FEATURE_MTRR was disabled >> as of Xen 4.4 through Xen commit 586ab6a [0], >> but not X86_FEATURE_K6_MTRR, X86_FEATURE_CENTAUR_MCR, >> or X86_FEATURE_CYRIX_ARR for instance. > > Oh, could you send an patch for that to Xen please? >> >> x86 mtrr code relies on quite a bit of checks for >> mtrr_if being set to check to see if MTRR did get >> set up, instead of using that lets provide a generic >> setter which when set we know MTRR is enabled. This > > s/we know MTRR is enabled/will let us know that MTRR is enabled/ > >> also adds a few checks where they were not before >> which could potentially safeguard ourselves against >> incorrect usage of MTRR where this was not desirable. >> >> Where possible match error codes as if MTRR was >> disabled on arch/x86/include/asm/mtrr.h. >> >> Lastly, since disabling MTRR can happen at run time >> and we could end up with PAT enabled best record now >> on our logs when MTRR is disabled. >> >> [0] ~/devel/xen (git::stable-4.5)$ git describe --contains 586ab6a >> 4.4.0-rc1~18 >> >> Cc: Andy Lutomirski <luto@amacapital.net> >> Cc: Suresh Siddha <suresh.b.siddha@intel.com> >> Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> >> Cc: Ingo Molnar <mingo@elte.hu> >> Cc: Thomas Gleixner <tglx@linutronix.de> >> Cc: Juergen Gross <jgross@suse.com> >> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> >> Cc: Dave Airlie <airlied@redhat.com> >> Cc: Antonino Daplas <adaplas@gmail.com> >> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> >> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> >> Cc: Dave Hansen <dave.hansen@linux.intel.com> >> Cc: venkatesh.pallipadi@intel.com >> Cc: Stefan Bader <stefan.bader@canonical.com> >> Cc: konrad.wilk@oracle.com >> Cc: ville.syrjala@linux.intel.com >> Cc: david.vrabel@citrix.com >> Cc: jbeulich@suse.com >> Cc: toshi.kani@hp.com >> Cc: bhelgaas@google.com >> Cc: Roger Pau Monné <roger.pau@citrix.com> >> Cc: linux-fbdev@vger.kernel.org >> Cc: linux-kernel@vger.kernel.org >> Cc: xen-devel@lists.xensource.com >> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> >> --- >> arch/x86/include/asm/mtrr.h | 2 ++ >> arch/x86/kernel/cpu/mtrr/cleanup.c | 2 +- >> arch/x86/kernel/cpu/mtrr/generic.c | 5 +++-- >> arch/x86/kernel/cpu/mtrr/if.c | 3 +++ >> arch/x86/kernel/cpu/mtrr/main.c | 31 ++++++++++++++++++++++--------- >> 5 files changed, 31 insertions(+), 12 deletions(-) >> >> diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h >> index f768f62..cade917 100644 >> --- a/arch/x86/include/asm/mtrr.h >> +++ b/arch/x86/include/asm/mtrr.h >> @@ -31,6 +31,7 @@ >> * arch_phys_wc_add and arch_phys_wc_del. >> */ >> # ifdef CONFIG_MTRR >> +extern int mtrr_enabled; >> extern u8 mtrr_type_lookup(u64 addr, u64 end); >> extern void mtrr_save_fixed_ranges(void *); >> extern void mtrr_save_state(void); >> @@ -50,6 +51,7 @@ extern int mtrr_trim_uncached_memory(unsigned long end_pfn); >> extern int amd_special_default_mtrr(void); >> extern int phys_wc_to_mtrr_index(int handle); >> # else >> +static const int mtrr_enabled; >> static inline u8 mtrr_type_lookup(u64 addr, u64 end) >> { >> /* >> diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c >> index 5f90b85..784dc55 100644 >> --- a/arch/x86/kernel/cpu/mtrr/cleanup.c >> +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c >> @@ -880,7 +880,7 @@ int __init mtrr_trim_uncached_memory(unsigned long end_pfn) >> * Make sure we only trim uncachable memory on machines that >> * support the Intel MTRR architecture: >> */ >> - if (!is_cpu(INTEL) || disable_mtrr_trim) >> + if (!is_cpu(INTEL) || disable_mtrr_trim || !mtrr_enabled) >> return 0; >> >> rdmsr(MSR_MTRRdefType, def, dummy); >> diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c >> index 09c82de..df321b2 100644 >> --- a/arch/x86/kernel/cpu/mtrr/generic.c >> +++ b/arch/x86/kernel/cpu/mtrr/generic.c >> @@ -116,7 +116,8 @@ static u8 __mtrr_type_lookup(u64 start, u64 end, u64 *partial_end, int *repeat) >> u8 prev_match, curr_match; >> >> *repeat = 0; >> - if (!mtrr_state_set) >> + /* generic_mtrr_ops is only set for generic_mtrr_ops */ >> + if (!mtrr_state_set || !mtrr_enabled) >> return 0xFF; >> >> if (!mtrr_state.enabled) >> @@ -290,7 +291,7 @@ static void get_fixed_ranges(mtrr_type *frs) >> >> void mtrr_save_fixed_ranges(void *info) >> { >> - if (cpu_has_mtrr) >> + if (mtrr_enabled && cpu_has_mtrr) >> get_fixed_ranges(mtrr_state.fixed_ranges); >> } >> >> diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c >> index d76f13d..e9e001a 100644 >> --- a/arch/x86/kernel/cpu/mtrr/if.c >> +++ b/arch/x86/kernel/cpu/mtrr/if.c >> @@ -436,6 +436,9 @@ static int __init mtrr_if_init(void) >> { >> struct cpuinfo_x86 *c = &boot_cpu_data; >> >> + if (!mtrr_enabled) >> + return 0; >> + >> if ((!cpu_has(c, X86_FEATURE_MTRR)) && >> (!cpu_has(c, X86_FEATURE_K6_MTRR)) && >> (!cpu_has(c, X86_FEATURE_CYRIX_ARR)) && >> diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c >> index ea5f363..7db9c47 100644 >> --- a/arch/x86/kernel/cpu/mtrr/main.c >> +++ b/arch/x86/kernel/cpu/mtrr/main.c >> @@ -59,6 +59,7 @@ >> #define MTRR_TO_PHYS_WC_OFFSET 1000 >> >> u32 num_var_ranges; >> +int mtrr_enabled; >> >> unsigned int mtrr_usage_table[MTRR_MAX_VAR_RANGES]; >> static DEFINE_MUTEX(mtrr_mutex); >> @@ -84,6 +85,9 @@ static int have_wrcomb(void) >> { >> struct pci_dev *dev; >> >> + if (!mtrr_enabled) >> + return 0; >> + >> dev = pci_get_class(PCI_CLASS_BRIDGE_HOST << 8, NULL); >> if (dev != NULL) { >> /* >> @@ -286,7 +290,7 @@ int mtrr_add_page(unsigned long base, unsigned long size, >> int i, replace, error; >> mtrr_type ltype; >> >> - if (!mtrr_if) >> + if (!mtrr_enabled) >> return -ENXIO; >> >> error = mtrr_if->validate_add_page(base, size, type); >> @@ -388,6 +392,8 @@ int mtrr_add_page(unsigned long base, unsigned long size, >> >> static int mtrr_check(unsigned long base, unsigned long size) >> { >> + if (!mtrr_enabled) >> + return -ENODEV; >> if ((base & (PAGE_SIZE - 1)) || (size & (PAGE_SIZE - 1))) { >> pr_warning("mtrr: size and base must be multiples of 4 kiB\n"); >> pr_debug("mtrr: size: 0x%lx base: 0x%lx\n", size, base); >> @@ -463,8 +469,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) >> unsigned long lbase, lsize; >> int error = -EINVAL; >> >> - if (!mtrr_if) >> - return -ENXIO; >> + if (!mtrr_enabled) >> + return -ENODEV; >> >> max = num_var_ranges; >> /* No CPU hotplug when we change MTRR entries */ >> @@ -523,6 +529,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) >> */ >> int mtrr_del(int reg, unsigned long base, unsigned long size) >> { >> + if (!mtrr_enabled) >> + return -ENODEV; >> if (mtrr_check(base, size)) >> return -EINVAL; >> return mtrr_del_page(reg, base >> PAGE_SHIFT, size >> PAGE_SHIFT); >> @@ -545,7 +553,7 @@ int arch_phys_wc_add(unsigned long base, unsigned long size) >> { >> int ret; >> >> - if (pat_enabled) >> + if (pat_enabled || !mtrr_enabled) >> return 0; /* Success! (We don't need to do anything.) */ >> >> ret = mtrr_add(base, size, MTRR_TYPE_WRCOMB, true); >> @@ -734,6 +742,7 @@ void __init mtrr_bp_init(void) >> } >> >> if (mtrr_if) { >> + mtrr_enabled = true; >> set_num_var_ranges(); >> init_table(); >> if (use_intel()) { >> @@ -744,12 +753,13 @@ void __init mtrr_bp_init(void) >> mtrr_if->set_all(); >> } >> } >> - } >> + } else >> + pr_info("mtrr: system does not support MTRR\n"); > > 'pr_warn' ? >> } >> >> void mtrr_ap_init(void) >> { >> - if (!use_intel() || mtrr_aps_delayed_init) >> + if (!use_intel() || mtrr_aps_delayed_init || !mtrr_enabled) >> return; >> /* >> * Ideally we should hold mtrr_mutex here to avoid mtrr entries >> @@ -774,6 +784,9 @@ void mtrr_save_state(void) >> { >> int first_cpu; >> >> + if (!mtrr_enabled) >> + return; >> + >> get_online_cpus(); >> first_cpu = cpumask_first(cpu_online_mask); >> smp_call_function_single(first_cpu, mtrr_save_fixed_ranges, NULL, 1); >> @@ -782,7 +795,7 @@ void mtrr_save_state(void) >> >> void set_mtrr_aps_delayed_init(void) >> { >> - if (!use_intel()) >> + if (!use_intel() || !mtrr_enabled) >> return; >> >> mtrr_aps_delayed_init = true; >> @@ -810,7 +823,7 @@ void mtrr_aps_init(void) >> >> void mtrr_bp_restore(void) >> { >> - if (!use_intel()) >> + if (!use_intel() || !mtrr_enabled) >> return; >> >> mtrr_if->set_all(); >> @@ -818,7 +831,7 @@ void mtrr_bp_restore(void) >> >> static int __init mtrr_init_finialize(void) >> { >> - if (!mtrr_if) >> + if (!mtrr_enabled) >> return 0; >> >> if (use_intel()) { >> -- >> 2.3.2.209.gd67f9d5.dirty >> > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > >
WARNING: multiple messages have this Message-ID (diff)
From: Juergen Gross <jgross@suse.com> To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, "Luis R. Rodriguez" <mcgrof@do-not-panic.com> Cc: luto@amacapital.net, mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, JBeulich@suse.com, bp@suse.de, suresh.b.siddha@intel.com, venkatesh.pallipadi@intel.com, airlied@redhat.com, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, x86@kernel.org, xen-devel@lists.xenproject.org, "Luis R. Rodriguez" <mcgrof@suse.com>, "Ingo Molnar" <mingo@elte.hu>, "Daniel Vetter" <daniel.vetter@ffwll.ch>, "Antonino Daplas" <adaplas@gmail.com>, "Jean-Christophe Plagniol-Villard" <plagnioj@jcrosoft.com>, "Tomi Valkeinen" <tomi.valkeinen@ti.com>, "Dave Hansen" <dave.hansen@linux.intel.com>, "Stefan Bader" <stefan.bader@canonical.com>, ville.syrjala@linux.intel.com, david.vrabel@citrix.com, toshi.kani@hp.com, bhelgaas@google.com, "Roger Pau Monné" <roger.pau@citrix.com>, xen-devel@lists.xensource.com Subject: Re: [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR Date: Thu, 26 Mar 2015 04:38:24 +0000 [thread overview] Message-ID: <55138D40.5090600@suse.com> (raw) In-Reply-To: <20150325195941.GM25884@l.oracle.com> On 03/25/2015 08:59 PM, Konrad Rzeszutek Wilk wrote: > On Fri, Mar 20, 2015 at 04:17:52PM -0700, Luis R. Rodriguez wrote: >> From: "Luis R. Rodriguez" <mcgrof@suse.com> >> >> It is possible to enable CONFIG_MTRR and up with it >> disabled at run time and yet CONFIG_X86_PAT continues >> to kick through fully functionally. This can happen > > s/fully/full/ ? > > >> for instance on Xen where MTRR is not supported but >> PAT is, this can happen now on Linux as of commit >> 47591df50 by Juergen introduced as of v3.19. > > s/3.19/4.0/ No, 3.19 is correct. Juergen >> >> Technically we should assume the proper CPU >> bits would be set to disable MTRR but we can't >> always rely on this. At least on the Xen Hypervisor >> for instance only X86_FEATURE_MTRR was disabled >> as of Xen 4.4 through Xen commit 586ab6a [0], >> but not X86_FEATURE_K6_MTRR, X86_FEATURE_CENTAUR_MCR, >> or X86_FEATURE_CYRIX_ARR for instance. > > Oh, could you send an patch for that to Xen please? >> >> x86 mtrr code relies on quite a bit of checks for >> mtrr_if being set to check to see if MTRR did get >> set up, instead of using that lets provide a generic >> setter which when set we know MTRR is enabled. This > > s/we know MTRR is enabled/will let us know that MTRR is enabled/ > >> also adds a few checks where they were not before >> which could potentially safeguard ourselves against >> incorrect usage of MTRR where this was not desirable. >> >> Where possible match error codes as if MTRR was >> disabled on arch/x86/include/asm/mtrr.h. >> >> Lastly, since disabling MTRR can happen at run time >> and we could end up with PAT enabled best record now >> on our logs when MTRR is disabled. >> >> [0] ~/devel/xen (git::stable-4.5)$ git describe --contains 586ab6a >> 4.4.0-rc1~18 >> >> Cc: Andy Lutomirski <luto@amacapital.net> >> Cc: Suresh Siddha <suresh.b.siddha@intel.com> >> Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> >> Cc: Ingo Molnar <mingo@elte.hu> >> Cc: Thomas Gleixner <tglx@linutronix.de> >> Cc: Juergen Gross <jgross@suse.com> >> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> >> Cc: Dave Airlie <airlied@redhat.com> >> Cc: Antonino Daplas <adaplas@gmail.com> >> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> >> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> >> Cc: Dave Hansen <dave.hansen@linux.intel.com> >> Cc: venkatesh.pallipadi@intel.com >> Cc: Stefan Bader <stefan.bader@canonical.com> >> Cc: konrad.wilk@oracle.com >> Cc: ville.syrjala@linux.intel.com >> Cc: david.vrabel@citrix.com >> Cc: jbeulich@suse.com >> Cc: toshi.kani@hp.com >> Cc: bhelgaas@google.com >> Cc: Roger Pau Monné <roger.pau@citrix.com> >> Cc: linux-fbdev@vger.kernel.org >> Cc: linux-kernel@vger.kernel.org >> Cc: xen-devel@lists.xensource.com >> Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> >> --- >> arch/x86/include/asm/mtrr.h | 2 ++ >> arch/x86/kernel/cpu/mtrr/cleanup.c | 2 +- >> arch/x86/kernel/cpu/mtrr/generic.c | 5 +++-- >> arch/x86/kernel/cpu/mtrr/if.c | 3 +++ >> arch/x86/kernel/cpu/mtrr/main.c | 31 ++++++++++++++++++++++--------- >> 5 files changed, 31 insertions(+), 12 deletions(-) >> >> diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h >> index f768f62..cade917 100644 >> --- a/arch/x86/include/asm/mtrr.h >> +++ b/arch/x86/include/asm/mtrr.h >> @@ -31,6 +31,7 @@ >> * arch_phys_wc_add and arch_phys_wc_del. >> */ >> # ifdef CONFIG_MTRR >> +extern int mtrr_enabled; >> extern u8 mtrr_type_lookup(u64 addr, u64 end); >> extern void mtrr_save_fixed_ranges(void *); >> extern void mtrr_save_state(void); >> @@ -50,6 +51,7 @@ extern int mtrr_trim_uncached_memory(unsigned long end_pfn); >> extern int amd_special_default_mtrr(void); >> extern int phys_wc_to_mtrr_index(int handle); >> # else >> +static const int mtrr_enabled; >> static inline u8 mtrr_type_lookup(u64 addr, u64 end) >> { >> /* >> diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c >> index 5f90b85..784dc55 100644 >> --- a/arch/x86/kernel/cpu/mtrr/cleanup.c >> +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c >> @@ -880,7 +880,7 @@ int __init mtrr_trim_uncached_memory(unsigned long end_pfn) >> * Make sure we only trim uncachable memory on machines that >> * support the Intel MTRR architecture: >> */ >> - if (!is_cpu(INTEL) || disable_mtrr_trim) >> + if (!is_cpu(INTEL) || disable_mtrr_trim || !mtrr_enabled) >> return 0; >> >> rdmsr(MSR_MTRRdefType, def, dummy); >> diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c >> index 09c82de..df321b2 100644 >> --- a/arch/x86/kernel/cpu/mtrr/generic.c >> +++ b/arch/x86/kernel/cpu/mtrr/generic.c >> @@ -116,7 +116,8 @@ static u8 __mtrr_type_lookup(u64 start, u64 end, u64 *partial_end, int *repeat) >> u8 prev_match, curr_match; >> >> *repeat = 0; >> - if (!mtrr_state_set) >> + /* generic_mtrr_ops is only set for generic_mtrr_ops */ >> + if (!mtrr_state_set || !mtrr_enabled) >> return 0xFF; >> >> if (!mtrr_state.enabled) >> @@ -290,7 +291,7 @@ static void get_fixed_ranges(mtrr_type *frs) >> >> void mtrr_save_fixed_ranges(void *info) >> { >> - if (cpu_has_mtrr) >> + if (mtrr_enabled && cpu_has_mtrr) >> get_fixed_ranges(mtrr_state.fixed_ranges); >> } >> >> diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c >> index d76f13d..e9e001a 100644 >> --- a/arch/x86/kernel/cpu/mtrr/if.c >> +++ b/arch/x86/kernel/cpu/mtrr/if.c >> @@ -436,6 +436,9 @@ static int __init mtrr_if_init(void) >> { >> struct cpuinfo_x86 *c = &boot_cpu_data; >> >> + if (!mtrr_enabled) >> + return 0; >> + >> if ((!cpu_has(c, X86_FEATURE_MTRR)) && >> (!cpu_has(c, X86_FEATURE_K6_MTRR)) && >> (!cpu_has(c, X86_FEATURE_CYRIX_ARR)) && >> diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c >> index ea5f363..7db9c47 100644 >> --- a/arch/x86/kernel/cpu/mtrr/main.c >> +++ b/arch/x86/kernel/cpu/mtrr/main.c >> @@ -59,6 +59,7 @@ >> #define MTRR_TO_PHYS_WC_OFFSET 1000 >> >> u32 num_var_ranges; >> +int mtrr_enabled; >> >> unsigned int mtrr_usage_table[MTRR_MAX_VAR_RANGES]; >> static DEFINE_MUTEX(mtrr_mutex); >> @@ -84,6 +85,9 @@ static int have_wrcomb(void) >> { >> struct pci_dev *dev; >> >> + if (!mtrr_enabled) >> + return 0; >> + >> dev = pci_get_class(PCI_CLASS_BRIDGE_HOST << 8, NULL); >> if (dev != NULL) { >> /* >> @@ -286,7 +290,7 @@ int mtrr_add_page(unsigned long base, unsigned long size, >> int i, replace, error; >> mtrr_type ltype; >> >> - if (!mtrr_if) >> + if (!mtrr_enabled) >> return -ENXIO; >> >> error = mtrr_if->validate_add_page(base, size, type); >> @@ -388,6 +392,8 @@ int mtrr_add_page(unsigned long base, unsigned long size, >> >> static int mtrr_check(unsigned long base, unsigned long size) >> { >> + if (!mtrr_enabled) >> + return -ENODEV; >> if ((base & (PAGE_SIZE - 1)) || (size & (PAGE_SIZE - 1))) { >> pr_warning("mtrr: size and base must be multiples of 4 kiB\n"); >> pr_debug("mtrr: size: 0x%lx base: 0x%lx\n", size, base); >> @@ -463,8 +469,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) >> unsigned long lbase, lsize; >> int error = -EINVAL; >> >> - if (!mtrr_if) >> - return -ENXIO; >> + if (!mtrr_enabled) >> + return -ENODEV; >> >> max = num_var_ranges; >> /* No CPU hotplug when we change MTRR entries */ >> @@ -523,6 +529,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) >> */ >> int mtrr_del(int reg, unsigned long base, unsigned long size) >> { >> + if (!mtrr_enabled) >> + return -ENODEV; >> if (mtrr_check(base, size)) >> return -EINVAL; >> return mtrr_del_page(reg, base >> PAGE_SHIFT, size >> PAGE_SHIFT); >> @@ -545,7 +553,7 @@ int arch_phys_wc_add(unsigned long base, unsigned long size) >> { >> int ret; >> >> - if (pat_enabled) >> + if (pat_enabled || !mtrr_enabled) >> return 0; /* Success! (We don't need to do anything.) */ >> >> ret = mtrr_add(base, size, MTRR_TYPE_WRCOMB, true); >> @@ -734,6 +742,7 @@ void __init mtrr_bp_init(void) >> } >> >> if (mtrr_if) { >> + mtrr_enabled = true; >> set_num_var_ranges(); >> init_table(); >> if (use_intel()) { >> @@ -744,12 +753,13 @@ void __init mtrr_bp_init(void) >> mtrr_if->set_all(); >> } >> } >> - } >> + } else >> + pr_info("mtrr: system does not support MTRR\n"); > > 'pr_warn' ? >> } >> >> void mtrr_ap_init(void) >> { >> - if (!use_intel() || mtrr_aps_delayed_init) >> + if (!use_intel() || mtrr_aps_delayed_init || !mtrr_enabled) >> return; >> /* >> * Ideally we should hold mtrr_mutex here to avoid mtrr entries >> @@ -774,6 +784,9 @@ void mtrr_save_state(void) >> { >> int first_cpu; >> >> + if (!mtrr_enabled) >> + return; >> + >> get_online_cpus(); >> first_cpu = cpumask_first(cpu_online_mask); >> smp_call_function_single(first_cpu, mtrr_save_fixed_ranges, NULL, 1); >> @@ -782,7 +795,7 @@ void mtrr_save_state(void) >> >> void set_mtrr_aps_delayed_init(void) >> { >> - if (!use_intel()) >> + if (!use_intel() || !mtrr_enabled) >> return; >> >> mtrr_aps_delayed_init = true; >> @@ -810,7 +823,7 @@ void mtrr_aps_init(void) >> >> void mtrr_bp_restore(void) >> { >> - if (!use_intel()) >> + if (!use_intel() || !mtrr_enabled) >> return; >> >> mtrr_if->set_all(); >> @@ -818,7 +831,7 @@ void mtrr_bp_restore(void) >> >> static int __init mtrr_init_finialize(void) >> { >> - if (!mtrr_if) >> + if (!mtrr_enabled) >> return 0; >> >> if (use_intel()) { >> -- >> 2.3.2.209.gd67f9d5.dirty >> > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > >
next prev parent reply other threads:[~2015-03-26 4:38 UTC|newest] Thread overview: 710+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-03-20 23:17 [PATCH v1 00/47] mtrr/x86/drivers: bury MTRR Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 01/47] x86: mtrr: annotate mtrr_type_lookup() is only implemented on generic_mtrr_ops Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 02/47] x86: mtrr: generalize run time disabling of MTRR Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-25 19:59 ` Konrad Rzeszutek Wilk 2015-03-25 19:59 ` Konrad Rzeszutek Wilk 2015-03-26 4:38 ` Juergen Gross [this message] 2015-03-26 4:38 ` Juergen Gross 2015-03-26 23:35 ` Luis R. Rodriguez 2015-03-26 23:35 ` Luis R. Rodriguez 2015-04-02 20:13 ` Bjorn Helgaas 2015-04-02 20:13 ` Bjorn Helgaas 2015-04-02 20:13 ` Bjorn Helgaas 2015-04-02 20:20 ` Luis R. Rodriguez 2015-04-02 20:20 ` Luis R. Rodriguez 2015-04-02 20:20 ` Luis R. Rodriguez 2015-04-02 20:28 ` Bjorn Helgaas 2015-04-02 20:28 ` Bjorn Helgaas 2015-04-02 20:28 ` Bjorn Helgaas 2015-04-02 21:02 ` Luis R. Rodriguez 2015-04-02 21:02 ` Luis R. Rodriguez 2015-04-02 21:02 ` Luis R. Rodriguez 2015-04-02 22:09 ` Bjorn Helgaas 2015-04-02 22:09 ` Bjorn Helgaas 2015-04-02 22:09 ` Bjorn Helgaas 2015-04-02 22:12 ` [Xen-devel] " Luis R. Rodriguez 2015-04-02 22:12 ` Luis R. Rodriguez 2015-04-02 22:12 ` Luis R. Rodriguez 2015-03-27 20:40 ` Toshi Kani 2015-03-27 20:40 ` Toshi Kani 2015-03-27 23:56 ` Luis R. Rodriguez 2015-03-27 23:56 ` Luis R. Rodriguez 2015-04-02 21:49 ` Luis R. Rodriguez 2015-04-02 21:49 ` Luis R. Rodriguez 2015-04-02 23:52 ` Toshi Kani 2015-04-02 23:52 ` Toshi Kani 2015-04-03 1:08 ` Luis R. Rodriguez 2015-04-03 1:08 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 03/47] devres: add devm_ioremap_wc() Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:49 ` Andy Lutomirski 2015-03-20 23:49 ` Andy Lutomirski 2015-03-25 19:50 ` Luis R. Rodriguez 2015-03-25 19:50 ` Luis R. Rodriguez 2015-03-25 19:50 ` Luis R. Rodriguez 2015-03-20 23:49 ` Andy Lutomirski 2015-03-20 23:17 ` [PATCH v1 04/47] pci: add pci_ioremap_wc_bar() Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:50 ` Andy Lutomirski 2015-03-20 23:50 ` Andy Lutomirski 2015-03-20 23:50 ` Andy Lutomirski 2015-03-25 20:06 ` Luis R. Rodriguez 2015-03-25 20:06 ` Luis R. Rodriguez 2015-03-25 20:06 ` Luis R. Rodriguez 2015-03-25 20:03 ` Konrad Rzeszutek Wilk 2015-03-25 20:03 ` [Xen-devel] " Konrad Rzeszutek Wilk 2015-03-25 20:03 ` Konrad Rzeszutek Wilk 2015-03-25 20:39 ` Luis R. Rodriguez 2015-03-25 20:39 ` Luis R. Rodriguez 2015-03-25 20:39 ` Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 05/47] pci: add pci_iomap_wc() variants Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-23 17:20 ` Bjorn Helgaas 2015-03-23 17:20 ` Bjorn Helgaas 2015-03-23 17:20 ` Bjorn Helgaas 2015-03-26 3:00 ` Luis R. Rodriguez 2015-03-26 3:00 ` Luis R. Rodriguez 2015-03-26 3:00 ` Luis R. Rodriguez 2015-04-21 17:52 ` Luis R. Rodriguez 2015-04-21 18:46 ` Michael S. Tsirkin 2015-04-21 18:46 ` Michael S. Tsirkin 2015-04-21 17:52 ` Luis R. Rodriguez 2015-03-27 19:18 ` Toshi Kani 2015-03-27 19:18 ` Toshi Kani 2015-03-27 19:18 ` Toshi Kani 2015-04-21 19:25 ` Michael S. Tsirkin 2015-04-21 19:25 ` Michael S. Tsirkin 2015-04-21 19:25 ` Michael S. Tsirkin 2015-04-21 19:27 ` Luis R. Rodriguez 2015-04-21 19:27 ` Luis R. Rodriguez 2015-04-21 19:27 ` Luis R. Rodriguez 2015-03-25 20:07 ` Konrad Rzeszutek Wilk 2015-03-25 20:07 ` Konrad Rzeszutek Wilk 2015-03-25 20:07 ` Konrad Rzeszutek Wilk 2015-03-27 18:40 ` Luis R. Rodriguez 2015-03-27 18:40 ` Luis R. Rodriguez 2015-03-27 18:40 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 06/47] mtrr: add __arch_phys_wc_add() Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:48 ` Andy Lutomirski 2015-03-20 23:48 ` Andy Lutomirski 2015-03-20 23:48 ` Andy Lutomirski 2015-03-27 19:53 ` Luis R. Rodriguez 2015-03-27 19:53 ` Luis R. Rodriguez 2015-03-27 19:53 ` Luis R. Rodriguez 2015-03-27 19:58 ` Andy Lutomirski 2015-03-27 19:58 ` Andy Lutomirski 2015-03-27 19:58 ` Andy Lutomirski 2015-03-27 20:30 ` Luis R. Rodriguez 2015-03-27 20:30 ` Luis R. Rodriguez 2015-03-27 20:30 ` Luis R. Rodriguez 2015-03-27 21:23 ` Andy Lutomirski 2015-03-27 21:23 ` Andy Lutomirski 2015-03-27 23:04 ` Luis R. Rodriguez 2015-03-27 23:04 ` Luis R. Rodriguez 2015-03-27 23:04 ` Luis R. Rodriguez 2015-03-27 23:10 ` Andy Lutomirski 2015-03-27 23:10 ` Andy Lutomirski 2015-03-27 23:33 ` Luis R. Rodriguez 2015-03-27 23:33 ` Luis R. Rodriguez 2015-03-27 23:33 ` Luis R. Rodriguez 2015-03-27 23:10 ` Andy Lutomirski 2015-03-27 21:23 ` Andy Lutomirski 2015-04-02 20:21 ` Bjorn Helgaas 2015-04-02 20:21 ` Bjorn Helgaas 2015-04-02 20:55 ` Luis R. Rodriguez 2015-04-02 20:55 ` Luis R. Rodriguez 2015-04-02 22:35 ` Bjorn Helgaas 2015-04-02 22:35 ` Bjorn Helgaas 2015-04-02 22:54 ` Luis R. Rodriguez 2015-04-02 22:54 ` Luis R. Rodriguez 2015-04-02 22:54 ` Luis R. Rodriguez 2015-04-02 22:35 ` Bjorn Helgaas 2015-04-02 20:55 ` Luis R. Rodriguez 2015-04-02 20:21 ` Bjorn Helgaas 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 07/47] video: fbdev: atyfb: move framebuffer length fudging to helper Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 08/47] video: fbdev: atyfb: clarify ioremap() base and length used Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:17 ` [PATCH v1 09/47] vidoe: fbdev: atyfb: remove and fix MTRR MMIO "hole" work around Luis R. Rodriguez 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:52 ` Andy Lutomirski 2015-03-20 23:52 ` Andy Lutomirski 2015-03-27 20:12 ` Luis R. Rodriguez 2015-03-27 20:12 ` Luis R. Rodriguez 2015-03-27 20:12 ` Luis R. Rodriguez 2015-03-27 21:21 ` Andy Lutomirski 2015-03-27 21:21 ` Andy Lutomirski 2015-03-27 21:21 ` Andy Lutomirski 2015-03-27 23:31 ` Luis R. Rodriguez 2015-03-27 23:31 ` Luis R. Rodriguez 2015-03-27 23:31 ` Luis R. Rodriguez 2015-03-20 23:52 ` Andy Lutomirski 2015-03-21 9:15 ` Ville Syrjälä 2015-03-21 9:15 ` Ville Syrjälä 2015-03-21 9:15 ` Ville Syrjälä 2015-03-27 8:37 ` Ville Syrjälä 2015-03-27 8:37 ` Ville Syrjälä 2015-03-27 8:37 ` Ville Syrjälä 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:38 ` Luis R. Rodriguez 2015-03-27 19:43 ` Andy Lutomirski 2015-03-27 19:43 ` Andy Lutomirski 2015-03-27 19:43 ` Andy Lutomirski 2015-03-27 19:57 ` Luis R. Rodriguez 2015-03-27 19:57 ` Luis R. Rodriguez 2015-03-27 19:57 ` Luis R. Rodriguez 2015-03-27 21:56 ` Ville Syrjälä 2015-03-27 21:56 ` Ville Syrjälä 2015-03-27 22:02 ` Andy Lutomirski 2015-03-27 22:02 ` Andy Lutomirski 2015-03-27 22:02 ` Andy Lutomirski 2015-03-28 0:28 ` Luis R. Rodriguez 2015-03-28 0:28 ` Luis R. Rodriguez 2015-03-28 0:28 ` Luis R. Rodriguez 2015-03-28 12:23 ` Ville Syrjälä 2015-03-28 12:23 ` Ville Syrjälä 2015-04-01 23:52 ` Luis R. Rodriguez 2015-04-01 23:52 ` Luis R. Rodriguez 2015-04-01 23:52 ` Luis R. Rodriguez 2015-04-02 0:04 ` Andy Lutomirski 2015-04-02 0:04 ` Andy Lutomirski 2015-04-02 0:04 ` Andy Lutomirski 2015-04-02 19:45 ` Luis R. Rodriguez 2015-04-02 19:45 ` Luis R. Rodriguez 2015-04-02 19:50 ` Andy Lutomirski 2015-04-02 19:50 ` Andy Lutomirski 2015-04-02 19:50 ` Andy Lutomirski 2015-04-02 19:45 ` Luis R. Rodriguez 2015-03-28 12:23 ` Ville Syrjälä 2015-03-28 0:21 ` Luis R. Rodriguez 2015-03-28 0:21 ` Luis R. Rodriguez 2015-03-28 0:21 ` Luis R. Rodriguez 2015-03-27 21:56 ` Ville Syrjälä 2015-03-20 23:17 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 10/47] video: fbdev: atyfb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 11/47] IB/qib: add acounting for MTRR Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 12/47] IB/qib: use arch_phys_wc_add() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 13/47] IB/ipath: add counting for MTRR Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 14/47] IB/ipath: use __arch_phys_wc_add() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 15/47] [media] media: ivtv: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 16/47] fusion: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 17/47] video: fbdev: vesafb: only support MTRR_TYPE_WRCOMB Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 18/47] vidoe: fbdev: vesafb: add missing mtrr_del() for added MTRR Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 19/47] video: fbdev: vesafb: use arch_phys_wc_add() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 20/47] mtrr: avoid ifdef'ery with phys_wc_to_mtrr_index() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 21/47] ethernet: myri10ge: use arch_phys_wc_add() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-21 7:08 ` Hyong-Youb Kim 2015-03-21 7:08 ` Hyong-Youb Kim 2015-03-21 7:08 ` Hyong-Youb Kim 2015-03-27 20:36 ` Luis R. Rodriguez 2015-03-27 20:36 ` Luis R. Rodriguez 2015-03-27 20:36 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 22/47] staging: sm750fb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 23/47] staging: xgifb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-04-30 17:40 ` Luis R. Rodriguez 2015-04-30 17:40 ` Luis R. Rodriguez 2015-04-30 17:40 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 24/47] video: fbdev: arkfb: use arch_phys_wc_add() and pci_iomap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 25/47] video: fbdev: radeonfb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 26/47] video: fbdev: gbefb: add missing mtrr_del() calls Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 27/47] video: fbdev: gbefb: use arch_phys_wc_add() and devm_ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 28/47] video: fbdev: intelfb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 29/47] video: fbdev: matrox: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 30/47] video: fbdev: neofb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 31/47] video: fbdev: s3fb: use arch_phys_wc_add() and pci_iomap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 32/47] video: fbdev: nvidia: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 33/47] video: fbdev: savagefb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 34/47] video: fbdev: sisfb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 35/47] video: fbdev: aty: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 36/47] video: fbdev: i810: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 37/47] video: fbdev: i740fb: use arch_phys_wc_add() and pci_ioremap_wc_bar() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 38/47] video: fbdev: kyrofb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 39/47] video: fbdev: pm2fb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 40/47] video: fbdev: pm3fb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 41/47] video: fbdev: rivafb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 42/47] video: fbdev: tdfxfb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 43/47] video: fbdev: vt8623fb: use arch_phys_wc_add() and pci_iomap_wc() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 44/47] video: fbdev: atmel_lcdfb: use ioremap_wc() for framebuffer Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 45/47] video: fbdev: geode gxfb: " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 46/47] video: fbdev: gxt4500: use pci_ioremap_wc_bar() " Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` [PATCH v1 47/47] mtrr: bury MTRR - unexport mtrr_add() and mtrr_del() Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-20 23:18 ` Luis R. Rodriguez 2015-03-21 1:08 ` [PATCH v1 00/47] mtrr/x86/drivers: bury MTRR Andy Lutomirski 2015-03-21 1:08 ` Andy Lutomirski 2015-03-21 1:08 ` Andy Lutomirski 2015-03-24 22:08 [PATCH v4 0/7] mtrr, mm, x86: Enhance MTRR checks for huge I/O mapping Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 1/7] mm, x86: Document return values of mapping funcs Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-05 11:19 ` Borislav Petkov 2015-05-05 11:19 ` Borislav Petkov 2015-05-05 13:46 ` Toshi Kani 2015-05-05 13:46 ` Toshi Kani 2015-05-05 14:19 ` Borislav Petkov 2015-05-05 14:19 ` Borislav Petkov 2015-05-05 14:14 ` Toshi Kani 2015-05-05 14:14 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 2/7] mtrr, x86: Fix MTRR lookup to handle inclusive entry Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-05 17:11 ` Borislav Petkov 2015-05-05 17:11 ` Borislav Petkov 2015-05-05 17:32 ` Toshi Kani 2015-05-05 17:32 ` Toshi Kani 2015-05-05 18:39 ` Borislav Petkov 2015-05-05 18:39 ` Borislav Petkov 2015-05-05 19:31 ` Toshi Kani 2015-05-05 19:31 ` Toshi Kani 2015-05-05 20:09 ` Borislav Petkov 2015-05-05 20:09 ` Borislav Petkov 2015-05-05 20:06 ` Toshi Kani 2015-05-05 20:06 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 3/7] mtrr, x86: Remove a wrong address check in __mtrr_type_lookup() Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-06 10:46 ` Borislav Petkov 2015-05-06 10:46 ` Borislav Petkov 2015-03-24 22:08 ` [PATCH v4 4/7] mtrr, x86: Fix MTRR state checks in mtrr_type_lookup() Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-06 11:47 ` Borislav Petkov 2015-05-06 11:47 ` Borislav Petkov 2015-05-06 15:23 ` Toshi Kani 2015-05-06 15:23 ` Toshi Kani 2015-05-06 22:39 ` Borislav Petkov 2015-05-06 22:39 ` Borislav Petkov 2015-05-06 23:08 ` Toshi Kani 2015-05-06 23:08 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 5/7] mtrr, x86: Define MTRR_TYPE_INVALID for mtrr_type_lookup() Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 6/7] mtrr, x86: Clean up mtrr_type_lookup() Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-06 13:41 ` Borislav Petkov 2015-05-06 13:41 ` Borislav Petkov 2015-05-06 16:00 ` Toshi Kani 2015-05-06 16:00 ` Toshi Kani 2015-05-06 22:49 ` Borislav Petkov 2015-05-06 22:49 ` Borislav Petkov 2015-05-06 23:42 ` Toshi Kani 2015-05-06 23:42 ` Toshi Kani 2015-05-07 7:52 ` Borislav Petkov 2015-05-07 7:52 ` Borislav Petkov 2015-05-07 13:45 ` Toshi Kani 2015-05-07 13:45 ` Toshi Kani 2015-03-24 22:08 ` [PATCH v4 7/7] mtrr, mm, x86: Enhance MTRR checks for KVA huge page mapping Toshi Kani 2015-03-24 22:08 ` Toshi Kani 2015-05-09 9:08 ` Borislav Petkov 2015-05-09 9:08 ` Borislav Petkov 2015-05-11 19:25 ` Toshi Kani 2015-05-11 19:25 ` Toshi Kani 2015-05-11 20:18 ` Borislav Petkov 2015-05-11 20:18 ` Borislav Petkov 2015-05-11 20:38 ` Toshi Kani 2015-05-11 20:38 ` Toshi Kani 2015-05-11 21:42 ` Borislav Petkov 2015-05-11 21:42 ` Borislav Petkov 2015-05-11 22:09 ` Toshi Kani 2015-05-11 22:09 ` Toshi Kani 2015-05-12 7:28 ` Borislav Petkov 2015-05-12 7:28 ` Borislav Petkov 2015-05-12 14:30 ` Toshi Kani 2015-05-12 14:30 ` Toshi Kani 2015-05-12 16:31 ` Borislav Petkov 2015-05-12 16:31 ` Borislav Petkov 2015-05-12 16:57 ` Toshi Kani 2015-05-12 16:57 ` Toshi Kani 2015-03-24 22:43 ` [PATCH v4 0/7] mtrr, mm, x86: Enhance MTRR checks for huge I/O mapping Andrew Morton 2015-03-24 22:43 ` Andrew Morton 2015-04-03 6:33 ` Ingo Molnar 2015-04-03 6:33 ` Ingo Molnar 2015-04-03 15:22 ` Toshi Kani 2015-04-03 15:22 ` Toshi Kani 2015-04-27 14:31 ` Toshi Kani 2015-04-27 14:31 ` Toshi Kani 2015-04-14 11:35 [PATCH] x86/kaslr: Fix typo in documentation Miroslav Benes 2015-04-14 11:37 ` Borislav Petkov 2015-04-22 17:12 [PATCH v4] mtrr: avoid ifdef'ery with phys_wc_to_mtrr_index() Luis R. Rodriguez 2015-04-22 17:12 ` Luis R. Rodriguez 2015-04-22 17:12 ` Luis R. Rodriguez 2015-04-28 22:13 [PATCH] x86: improve algorithm in clflush_cache_range Ross Zwisler 2015-04-29 10:28 ` Borislav Petkov 2015-04-28 22:46 [PATCH v2] x86: Add kerneldoc for pcommit_sfence() Ross Zwisler 2015-04-29 14:23 ` Borislav Petkov 2015-04-29 21:44 [PATCH v4 0/6] x86: document and address MTRR corner cases Luis R. Rodriguez 2015-04-29 21:44 ` [PATCH v4 1/6] x86: add ioremap_uc() - force strong UC, PCD=1, PWT=1 Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-04-30 10:18 ` Borislav Petkov 2015-04-30 10:18 ` Borislav Petkov 2015-04-29 21:44 ` [PATCH v4 2/6] x86: document WC MTRR effects on PAT / non-PAT pages Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-04-30 22:01 ` Randy Dunlap 2015-04-30 22:01 ` Randy Dunlap 2015-05-05 0:45 ` Luis R. Rodriguez 2015-05-05 0:45 ` Luis R. Rodriguez 2015-05-05 7:22 ` Borislav Petkov 2015-05-05 7:22 ` Borislav Petkov 2015-05-05 7:46 ` Luis R. Rodriguez 2015-05-05 7:46 ` Luis R. Rodriguez 2015-05-05 7:53 ` Borislav Petkov 2015-05-05 7:53 ` Borislav Petkov 2015-05-05 7:31 ` Luis R. Rodriguez 2015-05-05 7:31 ` Luis R. Rodriguez 2015-05-04 12:23 ` Borislav Petkov 2015-05-04 12:23 ` Borislav Petkov 2015-05-05 7:35 ` Luis R. Rodriguez 2015-05-05 7:35 ` Luis R. Rodriguez 2015-04-29 21:44 ` [PATCH v4 3/6] video: fbdev: atyfb: move framebuffer length fudging to helper Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-04-29 21:44 ` [PATCH v4 4/6] video: fbdev: atyfb: clarify ioremap() base and length used Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-04-29 21:44 ` [PATCH v4 5/6] video: fbdev: atyfb: replace MTRR UC hole with strong UC Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-04-29 21:44 ` [PATCH v4 6/6] video: fbdev: atyfb: use arch_phys_wc_add() and ioremap_wc() Luis R. Rodriguez 2015-04-29 21:44 ` Luis R. Rodriguez 2015-05-20 19:53 ` Luis R. Rodriguez 2015-05-20 19:53 ` Luis R. Rodriguez 2015-05-20 20:57 ` Luis R. Rodriguez 2015-05-20 20:57 ` Luis R. Rodriguez 2015-06-03 23:50 ` [PATCH v4 0/6] x86: document and address MTRR corner cases Luis R. Rodriguez 2015-06-03 23:50 ` [Cocci] " Luis R. Rodriguez 2015-06-08 23:43 ` Luis R. Rodriguez 2015-06-08 23:43 ` [Cocci] " Luis R. Rodriguez 2015-06-16 19:31 ` Luis R. Rodriguez 2015-06-16 19:31 ` [Cocci] " Luis R. Rodriguez 2015-06-19 22:22 ` Luis R. Rodriguez 2015-06-25 1:24 ` Luis R. Rodriguez 2015-06-25 6:59 ` Ingo Molnar 2015-06-25 16:41 ` Luis R. Rodriguez 2015-04-30 20:25 [PATCH v5 0/6] x86: address drivers that do not work with PAT Luis R. Rodriguez 2015-04-30 20:25 ` [PATCH v5 1/6] x86/mm/pat: use pr_info() and friends Luis R. Rodriguez 2015-05-04 14:58 ` Borislav Petkov 2015-05-07 3:36 ` Elliott, Robert (Server Storage) 2015-05-14 15:55 ` Luis R. Rodriguez 2015-04-30 20:25 ` [PATCH v5 2/6] x86/mm/pat: redefine pat_enabled Luis R. Rodriguez 2015-05-04 15:22 ` Borislav Petkov 2015-05-05 0:42 ` Luis R. Rodriguez 2015-04-30 20:25 ` [PATCH v5 3/6] arch/x86/mm/pat: export pat_enabled() Luis R. Rodriguez 2015-05-04 15:29 ` Borislav Petkov 2015-04-30 20:25 ` [PATCH v5 4/6] ivtv: use arch_phys_wc_add() and require PAT disabled Luis R. Rodriguez 2015-04-30 20:25 ` Luis R. Rodriguez 2015-04-30 20:25 ` Luis R. Rodriguez 2015-04-30 20:25 ` [PATCH v5 5/6] IB/ipath: add counting for MTRR Luis R. Rodriguez 2015-04-30 20:25 ` Luis R. Rodriguez 2015-04-30 20:25 ` [PATCH v5 6/6] IB/ipath: use arch_phys_wc_add() and require PAT disabled Luis R. Rodriguez 2015-04-30 20:25 ` Luis R. Rodriguez 2015-04-30 20:25 ` Luis R. Rodriguez 2015-05-06 16:54 tools: Consolidate types.h Oleg Nesterov 2015-05-06 17:17 ` Borislav Petkov 2015-05-06 17:30 ` Oleg Nesterov 2015-05-06 17:37 ` Borislav Petkov 2015-05-07 2:53 ` Andy Lutomirski 2015-05-07 16:58 ` [PATCH 0/1] x86/vdso: add -Iarch/x86/include/uapi into HOST_EXTRACFLAGS Oleg Nesterov 2015-05-07 16:58 ` [PATCH 1/1] " Oleg Nesterov 2015-05-07 19:46 ` Andy Lutomirski 2015-05-07 21:55 ` Borislav Petkov 2015-05-11 12:44 ` [tip:x86/urgent] x86/vdso: Fix 'make bzImage' on older distros tip-bot for Oleg Nesterov 2015-05-11 8:15 [0/8] tip queue 2015-05-11 Borislav Petkov 2015-05-11 8:15 ` [PATCH] x86/alternatives: Switch AMD F15h and later to the P6 NOPs Borislav Petkov 2015-05-11 12:44 ` [tip:x86/asm] " tip-bot for Borislav Petkov 2015-05-11 8:15 ` [PATCH] x86/cpu/microcode: Zap changelog Borislav Petkov 2015-05-11 12:45 ` [tip:x86/microcode] " tip-bot for Borislav Petkov 2015-05-11 8:15 ` [PATCH] x86/kaslr: Fix typo in KASLR_FLAG documentation Borislav Petkov 2015-05-11 12:45 ` [tip:x86/boot] x86/kaslr: Fix typo in the " tip-bot for Miroslav Benes 2015-05-11 8:15 ` [PATCH 1/5] x86/mm: Do not flush last cacheline twice in clflush_cache_range() Borislav Petkov 2015-05-11 12:45 ` [tip:x86/mm] " tip-bot for Ross Zwisler 2015-05-11 8:15 ` [PATCH] x86/vdso: Add arch/x86/include/uapi include path to HOST_EXTRACFLAGS Borislav Petkov 2015-05-11 8:15 ` [PATCH 2/5] x86/mm: Add kerneldoc comments for pcommit_sfence() Borislav Petkov 2015-05-11 12:45 ` [tip:x86/mm] " tip-bot for Ross Zwisler 2015-05-11 8:15 ` [PATCH 3/5] x86/MTRR: Remove wrong address check in __mtrr_type_lookup() Borislav Petkov 2015-05-11 12:46 ` [tip:x86/mm] x86/mm/mtrr: Remove incorrect " tip-bot for Toshi Kani 2015-05-11 12:46 ` tip-bot for Toshi Kani 2015-05-11 8:15 ` [PATCH 4/5] x86/mm: Add ioremap_uc() helper to map memory uncacheable (not UC-) Borislav Petkov 2015-05-11 12:46 ` [tip:x86/mm] " tip-bot for Luis R. Rodriguez 2015-05-15 18:23 [PATCH v5 0/6] mtrr, mm, x86: Enhance MTRR checks for huge I/O mapping Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-15 18:23 ` [PATCH v5 1/6] mm, x86: Simplify conditions of HAVE_ARCH_HUGE_VMAP Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-17 8:30 ` Borislav Petkov 2015-05-15 18:23 ` [PATCH v5 2/6] mtrr, x86: Fix MTRR lookup to handle inclusive entry Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-15 18:23 ` [PATCH v5 3/6] mtrr, x86: Fix MTRR state checks in mtrr_type_lookup() Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-15 18:23 ` [PATCH v5 4/6] mtrr, x86: Define MTRR_TYPE_INVALID for mtrr_type_lookup() Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-15 18:23 ` [PATCH v5 5/6] mtrr, x86: Clean up mtrr_type_lookup() Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-15 18:23 ` [PATCH v5 6/6] mtrr, mm, x86: Enhance MTRR checks for KVA huge page mapping Toshi Kani 2015-05-15 18:23 ` Toshi Kani 2015-05-18 13:33 ` Borislav Petkov 2015-05-18 17:22 ` Toshi Kani 2015-05-18 17:22 ` Toshi Kani 2015-05-18 19:01 ` Borislav Petkov 2015-05-18 19:31 ` Toshi Kani 2015-05-18 19:31 ` Toshi Kani 2015-05-18 20:01 ` Borislav Petkov 2015-05-18 20:21 ` Toshi Kani 2015-05-18 20:21 ` Toshi Kani 2015-05-18 20:51 ` Borislav Petkov 2015-05-18 21:53 ` Toshi Kani 2015-05-18 21:53 ` Toshi Kani 2015-05-19 11:44 ` Borislav Petkov 2015-05-19 13:23 ` Borislav Petkov 2015-05-19 13:47 ` Toshi Kani 2015-05-19 13:47 ` Toshi Kani 2015-05-20 11:55 ` Ingo Molnar 2015-05-20 11:55 ` Ingo Molnar 2015-05-20 14:34 ` Toshi Kani 2015-05-20 14:34 ` Toshi Kani 2015-05-20 15:01 ` Ingo Molnar 2015-05-20 15:01 ` Ingo Molnar 2015-05-20 15:02 ` Toshi Kani 2015-05-20 15:02 ` Toshi Kani 2015-05-20 16:04 ` Borislav Petkov 2015-05-20 15:46 ` Toshi Kani 2015-05-20 15:46 ` Toshi Kani 2015-05-18 16:34 [PATCH v4 0/3] Compile-time stack frame pointer validation Josh Poimboeuf 2015-05-18 16:34 ` [PATCH v4 1/3] x86, stackvalidate: " Josh Poimboeuf 2015-05-18 16:34 ` [PATCH v4 2/3] x86: Make push/pop CFI macros arch-independent Josh Poimboeuf 2015-05-18 16:34 ` [PATCH v4 3/3] x86, stackvalidate: Add asm frame pointer setup macros Josh Poimboeuf 2015-05-20 10:33 ` [PATCH v4 0/3] Compile-time stack frame pointer validation Ingo Molnar 2015-05-20 14:13 ` Josh Poimboeuf 2015-05-20 14:48 ` Ingo Molnar 2015-05-20 15:51 ` Josh Poimboeuf 2015-05-20 16:09 ` Josh Poimboeuf 2015-05-20 16:03 ` Andy Lutomirski 2015-05-20 16:25 ` Josh Poimboeuf 2015-05-20 16:39 ` Andy Lutomirski 2015-05-20 16:52 ` Borislav Petkov 2015-05-21 10:16 ` Ingo Molnar 2015-05-21 10:47 ` Borislav Petkov 2015-05-21 11:11 ` Ingo Molnar 2015-05-21 15:49 ` [PATCH 1/3] x86/documentation: Move kernel-stacks doc one level up Borislav Petkov 2015-05-21 15:49 ` [PATCH 2/3] x86/documentation: Remove STACKFAULT_STACK bulletpoint Borislav Petkov 2015-05-21 15:49 ` [PATCH 3/3] x86/documentation: Adapt Ingo's explanation on printing backtraces Borislav Petkov 2015-05-27 14:17 ` [tip:x86/debug] x86/Documentation: Adapt Ingo' s " tip-bot for Borislav Petkov 2015-05-20 16:59 ` [PATCH v4 0/3] Compile-time stack frame pointer validation Linus Torvalds 2015-05-20 17:20 ` Josh Poimboeuf 2015-05-21 10:27 ` Ingo Molnar 2015-05-21 7:52 ` Ingo Molnar 2015-05-21 12:12 ` Ingo Molnar 2015-05-26 23:06 ` Andi Kleen 2015-05-20 17:27 ` Peter Zijlstra 2015-05-20 19:10 ` Jiri Kosina 2015-05-21 20:54 ` Josh Poimboeuf 2015-05-21 21:53 ` Andy Lutomirski 2015-05-22 14:53 ` Josh Poimboeuf 2015-05-21 22:01 ` Borislav Petkov 2015-05-22 14:32 ` Josh Poimboeuf 2015-05-22 21:18 ` Jiri Kosina 2015-05-22 22:22 ` Josh Poimboeuf 2015-05-23 8:37 ` Borislav Petkov 2015-05-19 8:01 [RFC PATCH 0/4] x86, mwaitt: introduce AMD mwaitt support Huang Rui 2015-05-19 8:01 ` [RFC PATCH 1/4] x86, mwaitt: add monitorx and mwaitx instruction Huang Rui 2015-05-19 11:29 ` Borislav Petkov 2015-05-21 8:54 ` Huang Rui 2015-05-21 9:35 ` Borislav Petkov 2015-05-19 8:01 ` [RFC PATCH 2/4] x86, mwaitt: introduce mwaitx idle with a configurable timer Huang Rui 2015-05-19 11:31 ` Borislav Petkov 2015-05-20 8:55 ` Ingo Molnar 2015-05-20 9:12 ` Borislav Petkov 2015-05-20 10:22 ` Ingo Molnar 2015-05-20 10:50 ` Borislav Petkov 2015-05-20 11:11 ` Ingo Molnar 2015-05-20 11:21 ` Borislav Petkov 2015-05-20 11:41 ` Ingo Molnar 2015-05-20 13:20 ` Thomas Gleixner 2015-05-20 14:51 ` Ingo Molnar 2015-05-20 15:55 ` One Thousand Gnomes 2015-05-20 16:07 ` Borislav Petkov 2015-05-20 19:12 ` Thomas Gleixner 2015-05-20 20:15 ` Borislav Petkov 2015-05-21 14:56 ` Huang Rui 2015-05-21 16:02 ` Borislav Petkov 2015-05-21 16:45 ` Andy Lutomirski 2015-05-21 17:08 ` Borislav Petkov 2015-05-21 17:12 ` Andy Lutomirski 2015-05-21 19:30 ` Thomas Gleixner 2015-05-21 14:32 ` Huang Rui 2015-05-25 2:42 ` Huang Rui 2015-05-25 10:43 ` Ingo Molnar 2015-05-21 14:15 ` Huang Rui 2015-05-21 13:26 ` Huang Rui 2015-05-21 1:34 ` Andy Lutomirski 2015-05-21 5:48 ` Andy Lutomirski 2015-05-27 1:01 ` Andy Lutomirski 2015-05-27 11:30 ` Borislav Petkov 2015-05-21 9:41 ` Thomas Gleixner 2015-05-19 8:01 ` [RFC PATCH 3/4] x86, mwaitt: add document to describe mwaitx Huang Rui 2015-05-19 8:01 ` [RFC PATCH 4/4] x86, mwait: fix redundant comment Huang Rui 2015-05-19 9:40 ` Borislav Petkov 2015-05-19 8:57 ` [RFC PATCH 0/4] x86, mwaitt: introduce AMD mwaitt support Borislav Petkov 2015-05-19 9:44 ` Huang Rui 2015-05-19 15:43 [PATCH] x86, cpuinfo x86_model_id whitespace cleanup Prarit Bhargava 2015-05-19 16:56 ` Borislav Petkov 2015-05-19 17:25 ` Brian Gerst 2015-05-19 18:13 ` Borislav Petkov 2015-05-19 18:44 ` Andy Lutomirski 2015-05-19 19:22 ` Borislav Petkov 2015-05-19 20:16 ` Andy Lutomirski 2015-05-19 20:26 ` Joe Perches 2015-05-19 20:28 ` Joe Perches 2015-05-19 20:31 ` Borislav Petkov 2015-05-19 22:17 ` Prarit Bhargava 2015-05-27 17:18 ` H. Peter Anvin 2015-05-20 6:34 ` Ingo Molnar 2015-05-20 10:15 ` Prarit Bhargava 2015-06-02 8:42 ` [tip:x86/cpu] x86/cpu: Trim model ID whitespace tip-bot for Borislav Petkov 2015-05-20 11:22 [PATCH] mce: fix fail to set 'monarchtimeout' via boot option Xie XiuQi 2015-05-20 17:43 ` Borislav Petkov 2015-05-21 1:00 ` Xie XiuQi 2015-05-26 8:28 [PATCH 00/18] tip queue 2015-05-26 Borislav Petkov 2015-05-26 8:28 ` [PATCH 01/18] x86/kconfig: Simplify conditions for HAVE_ARCH_HUGE_VMAP Borislav Petkov 2015-05-27 14:17 ` [tip:x86/mm] x86/mm/kconfig: " tip-bot for Toshi Kani 2015-05-27 14:17 ` tip-bot for Toshi Kani 2015-05-26 8:28 ` [PATCH 02/18] x86/mtrr: Fix MTRR lookup to handle an inclusive entry Borislav Petkov 2015-05-27 14:18 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Toshi Kani 2015-05-27 14:18 ` tip-bot for Toshi Kani 2015-05-26 8:28 ` [PATCH 03/18] x86/mtrr: Fix MTRR state checks in mtrr_type_lookup() Borislav Petkov 2015-05-27 14:18 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Toshi Kani 2015-05-27 14:18 ` tip-bot for Toshi Kani 2015-05-26 8:28 ` [PATCH 04/18] x86/mtrr: Use symbolic define as a retval for disabled MTRRs Borislav Petkov 2015-05-27 14:18 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Toshi Kani 2015-05-27 14:18 ` tip-bot for Toshi Kani 2015-05-26 8:28 ` [PATCH 05/18] x86/mtrr: Clean up mtrr_type_lookup() Borislav Petkov 2015-05-27 14:19 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Toshi Kani 2015-05-27 14:19 ` tip-bot for Toshi Kani 2015-07-31 13:18 ` Peter Zijlstra 2015-07-31 13:18 ` Peter Zijlstra 2015-07-31 14:44 ` Borislav Petkov 2015-07-31 15:08 ` Peter Zijlstra 2015-07-31 15:08 ` Peter Zijlstra 2015-07-31 15:27 ` Borislav Petkov 2015-08-01 14:28 ` Luis R. Rodriguez 2015-08-01 14:28 ` Luis R. Rodriguez 2015-08-01 16:33 ` Borislav Petkov 2015-08-01 16:33 ` Borislav Petkov 2015-08-01 16:39 ` Linus Torvalds 2015-08-01 16:39 ` Linus Torvalds 2015-08-01 16:49 ` Borislav Petkov 2015-08-01 16:49 ` Borislav Petkov 2015-08-01 17:03 ` Linus Torvalds 2015-08-01 17:03 ` Linus Torvalds 2015-05-26 8:28 ` [PATCH 06/18] x86/process: Drop repeated word from comment Borislav Petkov 2015-05-27 14:16 ` [tip:sched/core] sched/x86: Drop repeated word from mwait_idle() comment tip-bot for Huang Rui 2015-05-26 8:28 ` [PATCH 07/18] x86/mm: Enhance MTRR checks in kernel mapping helpers Borislav Petkov 2015-05-27 14:19 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Toshi Kani 2015-05-27 14:19 ` tip-bot for Toshi Kani 2015-05-26 8:28 ` [PATCH 08/18] x86/mm/pat: Convert to pr_* usage Borislav Petkov 2015-05-27 14:19 ` [tip:x86/mm] x86/mm/pat: Convert to pr_*() usage tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 09/18] x86: Document Write Combining MTRR type effects on PAT / non-PAT pages Borislav Petkov 2015-05-27 14:19 ` [tip:x86/mm] x86/mm/mtrr, pat: " tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 10/18] x86/mtrr: Avoid ifdeffery with phys_wc_to_mtrr_index() Borislav Petkov 2015-05-27 14:20 ` [tip:x86/mm] x86/mm/mtrr: Avoid #ifdeffery " tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 11/18] x86/mtrr: Generalize runtime disabling of MTRRs Borislav Petkov 2015-05-27 14:20 ` [tip:x86/mm] x86/mm/mtrr: " tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 12/18] x86/mm/pat: Wrap pat_enabled Borislav Petkov 2015-05-27 14:20 ` [tip:x86/mm] x86/mm/pat: Wrap pat_enabled into a function API tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 13/18] x86/mm/pat: Export pat_enabled() Borislav Petkov 2015-05-27 14:21 ` [tip:x86/mm] " tip-bot for Luis R. Rodriguez 2015-05-26 8:28 ` [PATCH 14/18] x86/cpu: Strip any /proc/cpuinfo model name field whitespace Borislav Petkov 2015-05-27 14:16 ` [tip:x86/cpu] x86/cpu: Strip any /proc/ cpuinfo " tip-bot for Prarit Bhargava 2015-05-27 17:07 ` Joe Perches 2015-05-27 19:06 ` Borislav Petkov 2015-05-27 19:16 ` Joe Perches 2015-05-28 11:27 ` Prarit Bhargava 2015-05-28 11:32 ` Borislav Petkov 2015-05-28 12:58 ` Borislav Petkov 2015-05-28 16:57 ` H. Peter Anvin 2015-05-28 18:33 ` Borislav Petkov 2015-05-28 20:39 ` H. Peter Anvin 2015-05-26 8:28 ` [PATCH 15/18] x86/documentation: Move kernel-stacks doc one level up Borislav Petkov 2015-05-27 14:17 ` [tip:x86/debug] x86/Documentation: " tip-bot for Borislav Petkov 2015-05-26 8:28 ` [PATCH 16/18] x86/documentation: Remove STACKFAULT_STACK bulletpoint Borislav Petkov 2015-05-27 14:17 ` [tip:x86/debug] x86/Documentation: " tip-bot for Borislav Petkov 2015-05-26 8:28 ` [PATCH 17/18] x86/documentation: Adapt Ingo's explanation on printing backtraces Borislav Petkov 2015-05-26 8:28 ` [PATCH 18/18] x86/mce: Fix monarch timeout setting through the mce= cmdline option Borislav Petkov 2015-06-07 17:39 ` [tip:x86/core] " tip-bot for Xie XiuQi
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