From: "Paul E. McKenney" <paulmck@kernel.org>
To: "Guilherme G. Piccoli" <gpiccoli@igalia.com>
Cc: akpm@linux-foundation.org, bhe@redhat.com, pmladek@suse.com,
kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
bcm-kernel-feedback-list@broadcom.com,
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corbet@lwn.net, d.hatayama@jp.fujitsu.com,
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feng.tang@intel.com, gregkh@linuxfoundation.org,
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senozhatsky@chromium.org, stern@rowland.harvard.edu,
tglx@linutronix.de, vgoyal@redhat.com, vkuznets@redhat.com,
will@kernel.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Frederic Weisbecker <frederic@kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Hari Bathini <hbathini@linux.ibm.com>,
Joel Fernandes <joel@joelfernandes.org>,
Jonathan Hunter <jonathanh@nvidia.com>,
Josh Triplett <josh@joshtriplett.org>,
Lai Jiangshan <jiangshanlai@gmail.com>,
Leo Yan <leo.yan@linaro.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Mathieu Poirier <mathieu.poirier@linaro.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Mike Leach <mike.leach@linaro.org>,
Mikko Perttunen <mperttunen@nvidia.com>,
Neeraj Upadhyay <quic_neeraju@quicinc.com>,
Nicholas Piggin <npiggin@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Thierry Reding <thierry.reding@gmail.com>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: Re: [PATCH 20/30] panic: Add the panic informational notifier list
Date: Wed, 27 Apr 2022 16:49:54 -0700 [thread overview]
Message-ID: <20220427234954.GA3204792@paulmck-ThinkPad-P17-Gen-1> (raw)
In-Reply-To: <20220427224924.592546-21-gpiccoli@igalia.com>
On Wed, Apr 27, 2022 at 07:49:14PM -0300, Guilherme G. Piccoli wrote:
> The goal of this new panic notifier is to allow its users to
> register callbacks to run earlier in the panic path than they
> currently do. This aims at informational mechanisms, like dumping
> kernel offsets and showing device error data (in case it's simple
> registers reading, for example) as well as mechanisms to disable
> log flooding (like hung_task detector / RCU warnings) and the
> tracing dump_on_oops (when enabled).
>
> Any (non-invasive) information that should be provided before
> kmsg_dump() as well as log flooding preventing code should fit
> here, as long it offers relatively low risk for kdump.
>
> For now, the patch is almost a no-op, although it changes a bit
> the ordering in which some panic notifiers are executed - specially
> affected by this are the notifiers responsible for disabling the
> hung_task detector / RCU warnings, which now run first. In a
> subsequent patch, the panic path will be refactored, then the
> panic informational notifiers will effectively run earlier,
> before ksmg_dump() (and usually before kdump as well).
>
> We also defer documenting it all properly in the subsequent
> refactor patch. Finally, while at it, we removed some useless
> header inclusions too.
>
> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Florian Fainelli <f.fainelli@gmail.com>
> Cc: Frederic Weisbecker <frederic@kernel.org>
> Cc: "H. Peter Anvin" <hpa@zytor.com>
> Cc: Hari Bathini <hbathini@linux.ibm.com>
> Cc: Joel Fernandes <joel@joelfernandes.org>
> Cc: Jonathan Hunter <jonathanh@nvidia.com>
> Cc: Josh Triplett <josh@joshtriplett.org>
> Cc: Lai Jiangshan <jiangshanlai@gmail.com>
> Cc: Leo Yan <leo.yan@linaro.org>
> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
> Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Mike Leach <mike.leach@linaro.org>
> Cc: Mikko Perttunen <mperttunen@nvidia.com>
> Cc: Neeraj Upadhyay <quic_neeraju@quicinc.com>
> Cc: Nicholas Piggin <npiggin@gmail.com>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
> Cc: Thierry Reding <thierry.reding@gmail.com>
> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> Signed-off-by: Guilherme G. Piccoli <gpiccoli@igalia.com>
From an RCU perspective:
Acked-by: Paul E. McKenney <paulmck@kernel.org>
> ---
> arch/arm64/kernel/setup.c | 2 +-
> arch/mips/kernel/relocate.c | 2 +-
> arch/powerpc/kernel/setup-common.c | 2 +-
> arch/x86/kernel/setup.c | 2 +-
> drivers/bus/brcmstb_gisb.c | 2 +-
> drivers/hwtracing/coresight/coresight-cpu-debug.c | 4 ++--
> drivers/soc/tegra/ari-tegra186.c | 3 ++-
> include/linux/panic_notifier.h | 1 +
> kernel/hung_task.c | 3 ++-
> kernel/panic.c | 4 ++++
> kernel/rcu/tree.c | 1 -
> kernel/rcu/tree_stall.h | 3 ++-
> kernel/trace/trace.c | 2 +-
> 13 files changed, 19 insertions(+), 12 deletions(-)
>
> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
> index 3505789cf4bd..ac2c7e8c9c6a 100644
> --- a/arch/arm64/kernel/setup.c
> +++ b/arch/arm64/kernel/setup.c
> @@ -444,7 +444,7 @@ static struct notifier_block arm64_panic_block = {
>
> static int __init register_arm64_panic_block(void)
> {
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &arm64_panic_block);
> return 0;
> }
> diff --git a/arch/mips/kernel/relocate.c b/arch/mips/kernel/relocate.c
> index 56b51de2dc51..650811f2436a 100644
> --- a/arch/mips/kernel/relocate.c
> +++ b/arch/mips/kernel/relocate.c
> @@ -459,7 +459,7 @@ static struct notifier_block kernel_location_notifier = {
>
> static int __init register_kernel_offset_dumper(void)
> {
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &kernel_location_notifier);
> return 0;
> }
> diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
> index 1468c3937bf4..d04b8bf8dbc7 100644
> --- a/arch/powerpc/kernel/setup-common.c
> +++ b/arch/powerpc/kernel/setup-common.c
> @@ -757,7 +757,7 @@ void __init setup_panic(void)
> &ppc_fadump_block);
>
> if (IS_ENABLED(CONFIG_RANDOMIZE_BASE) && kaslr_offset() > 0)
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &kernel_offset_notifier);
>
> /* Low-level platform-specific routines that should run on panic */
> diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
> index c95b9ac5a457..599b25346964 100644
> --- a/arch/x86/kernel/setup.c
> +++ b/arch/x86/kernel/setup.c
> @@ -1266,7 +1266,7 @@ static struct notifier_block kernel_offset_notifier = {
>
> static int __init register_kernel_offset_dumper(void)
> {
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &kernel_offset_notifier);
> return 0;
> }
> diff --git a/drivers/bus/brcmstb_gisb.c b/drivers/bus/brcmstb_gisb.c
> index 1ea7b015e225..c64e087fba7a 100644
> --- a/drivers/bus/brcmstb_gisb.c
> +++ b/drivers/bus/brcmstb_gisb.c
> @@ -486,7 +486,7 @@ static int __init brcmstb_gisb_arb_probe(struct platform_device *pdev)
>
> if (list_is_singular(&brcmstb_gisb_arb_device_list)) {
> register_die_notifier(&gisb_die_notifier);
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &gisb_panic_notifier);
> }
>
> diff --git a/drivers/hwtracing/coresight/coresight-cpu-debug.c b/drivers/hwtracing/coresight/coresight-cpu-debug.c
> index 1874df7c6a73..7b1012454525 100644
> --- a/drivers/hwtracing/coresight/coresight-cpu-debug.c
> +++ b/drivers/hwtracing/coresight/coresight-cpu-debug.c
> @@ -535,7 +535,7 @@ static int debug_func_init(void)
> &debug_func_knob_fops);
>
> /* Register function to be called for panic */
> - ret = atomic_notifier_chain_register(&panic_notifier_list,
> + ret = atomic_notifier_chain_register(&panic_info_list,
> &debug_notifier);
> if (ret) {
> pr_err("%s: unable to register notifier: %d\n",
> @@ -552,7 +552,7 @@ static int debug_func_init(void)
>
> static void debug_func_exit(void)
> {
> - atomic_notifier_chain_unregister(&panic_notifier_list,
> + atomic_notifier_chain_unregister(&panic_info_list,
> &debug_notifier);
> debugfs_remove_recursive(debug_debugfs_dir);
> }
> diff --git a/drivers/soc/tegra/ari-tegra186.c b/drivers/soc/tegra/ari-tegra186.c
> index 02577853ec49..4ef05ebed739 100644
> --- a/drivers/soc/tegra/ari-tegra186.c
> +++ b/drivers/soc/tegra/ari-tegra186.c
> @@ -73,7 +73,8 @@ static struct notifier_block tegra186_ari_panic_nb = {
> static int __init tegra186_ari_init(void)
> {
> if (of_machine_is_compatible("nvidia,tegra186"))
> - atomic_notifier_chain_register(&panic_notifier_list, &tegra186_ari_panic_nb);
> + atomic_notifier_chain_register(&panic_info_list,
> + &tegra186_ari_panic_nb);
>
> return 0;
> }
> diff --git a/include/linux/panic_notifier.h b/include/linux/panic_notifier.h
> index 0bb9dc0dea04..7364a346bcb0 100644
> --- a/include/linux/panic_notifier.h
> +++ b/include/linux/panic_notifier.h
> @@ -7,6 +7,7 @@
>
> extern struct atomic_notifier_head panic_notifier_list;
> extern struct atomic_notifier_head panic_hypervisor_list;
> +extern struct atomic_notifier_head panic_info_list;
>
> extern bool crash_kexec_post_notifiers;
>
> diff --git a/kernel/hung_task.c b/kernel/hung_task.c
> index 52501e5f7655..1b2d7111d5ac 100644
> --- a/kernel/hung_task.c
> +++ b/kernel/hung_task.c
> @@ -85,6 +85,7 @@ hung_task_panic(struct notifier_block *this, unsigned long event, void *ptr)
>
> static struct notifier_block panic_block = {
> .notifier_call = hung_task_panic,
> + .priority = INT_MAX, /* run early to prevent potential log flood */
> };
>
> static void check_hung_task(struct task_struct *t, unsigned long timeout)
> @@ -378,7 +379,7 @@ static int watchdog(void *dummy)
>
> static int __init hung_task_init(void)
> {
> - atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
> + atomic_notifier_chain_register(&panic_info_list, &panic_block);
>
> /* Disable hung task detector on suspend */
> pm_notifier(hungtask_pm_notify, 0);
> diff --git a/kernel/panic.c b/kernel/panic.c
> index ef76f3f9c44d..73ca1bc44e30 100644
> --- a/kernel/panic.c
> +++ b/kernel/panic.c
> @@ -76,6 +76,9 @@ EXPORT_SYMBOL(panic_notifier_list);
> ATOMIC_NOTIFIER_HEAD(panic_hypervisor_list);
> EXPORT_SYMBOL(panic_hypervisor_list);
>
> +ATOMIC_NOTIFIER_HEAD(panic_info_list);
> +EXPORT_SYMBOL(panic_info_list);
> +
> static long no_blink(int state)
> {
> return 0;
> @@ -291,6 +294,7 @@ void panic(const char *fmt, ...)
> * add information to the kmsg dump output.
> */
> atomic_notifier_call_chain(&panic_hypervisor_list, PANIC_NOTIFIER, buf);
> + atomic_notifier_call_chain(&panic_info_list, PANIC_NOTIFIER, buf);
> atomic_notifier_call_chain(&panic_notifier_list, PANIC_NOTIFIER, buf);
>
> panic_print_sys_info(false);
> diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
> index a4b8189455d5..d5a2674ae81c 100644
> --- a/kernel/rcu/tree.c
> +++ b/kernel/rcu/tree.c
> @@ -35,7 +35,6 @@
> #include <linux/panic.h>
> #include <linux/panic_notifier.h>
> #include <linux/percpu.h>
> -#include <linux/notifier.h>
> #include <linux/cpu.h>
> #include <linux/mutex.h>
> #include <linux/time.h>
> diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
> index 0c5d8516516a..d8a5840aad5d 100644
> --- a/kernel/rcu/tree_stall.h
> +++ b/kernel/rcu/tree_stall.h
> @@ -97,11 +97,12 @@ static int rcu_panic(struct notifier_block *this, unsigned long ev, void *ptr)
>
> static struct notifier_block rcu_panic_block = {
> .notifier_call = rcu_panic,
> + .priority = INT_MAX, /* run early to prevent potential log flood */
> };
>
> static int __init check_cpu_stall_init(void)
> {
> - atomic_notifier_chain_register(&panic_notifier_list, &rcu_panic_block);
> + atomic_notifier_chain_register(&panic_info_list, &rcu_panic_block);
> return 0;
> }
> early_initcall(check_cpu_stall_init);
> diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
> index c1d8a3622ccc..7d02f7a66bb1 100644
> --- a/kernel/trace/trace.c
> +++ b/kernel/trace/trace.c
> @@ -10138,7 +10138,7 @@ __init static int tracer_alloc_buffers(void)
> /* All seems OK, enable tracing */
> tracing_disabled = 0;
>
> - atomic_notifier_chain_register(&panic_notifier_list,
> + atomic_notifier_chain_register(&panic_info_list,
> &trace_panic_notifier);
>
> register_die_notifier(&trace_die_notifier);
> --
> 2.36.0
>
next prev parent reply other threads:[~2022-04-27 23:50 UTC|newest]
Thread overview: 179+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-27 22:48 [PATCH 00/30] The panic notifiers refactor Guilherme G. Piccoli
2022-04-27 22:48 ` [PATCH 01/30] x86/crash,reboot: Avoid re-disabling VMX in all CPUs on crash/restart Guilherme G. Piccoli
2022-05-09 12:32 ` Guilherme G. Piccoli
2022-05-09 15:52 ` Sean Christopherson
2022-05-10 20:11 ` Guilherme G. Piccoli
2022-04-27 22:48 ` [PATCH 02/30] ARM: kexec: Disable IRQs/FIQs also on crash CPUs shutdown path Guilherme G. Piccoli
2022-04-29 16:26 ` Michael Kelley (LINUX)
2022-04-29 18:20 ` Marc Zyngier
2022-04-29 21:38 ` Guilherme G. Piccoli
2022-04-29 21:45 ` Russell King (Oracle)
2022-04-29 21:56 ` Guilherme G. Piccoli
2022-04-29 22:00 ` Marc Zyngier
2022-04-27 22:48 ` [PATCH 03/30] notifier: Add panic notifiers info and purge trailing whitespaces Guilherme G. Piccoli
2022-04-27 22:48 ` [PATCH 04/30] firmware: google: Convert regular spinlock into trylock on panic path Guilherme G. Piccoli
2022-05-03 18:03 ` Evan Green
2022-05-03 19:12 ` Guilherme G. Piccoli
2022-05-03 21:56 ` Evan Green
2022-05-04 12:45 ` Guilherme G. Piccoli
2022-05-10 11:38 ` Petr Mladek
2022-05-10 13:04 ` Guilherme G. Piccoli
2022-05-10 17:20 ` Steven Rostedt
2022-05-10 19:40 ` John Ogness
2022-05-11 11:13 ` Petr Mladek
2022-04-27 22:48 ` [PATCH 05/30] misc/pvpanic: " Guilherme G. Piccoli
2022-05-10 12:14 ` Petr Mladek
2022-05-10 13:00 ` Guilherme G. Piccoli
2022-05-17 10:58 ` Petr Mladek
2022-05-17 13:03 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 06/30] soc: bcm: brcmstb: Document panic notifier action and remove useless header Guilherme G. Piccoli
2022-05-02 15:38 ` Florian Fainelli
2022-05-02 15:47 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 07/30] mips: ip22: Reword PANICED to PANICKED " Guilherme G. Piccoli
2022-05-04 20:32 ` Thomas Bogendoerfer
2022-05-04 21:26 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 08/30] powerpc/setup: Refactor/untangle panic notifiers Guilherme G. Piccoli
2022-05-05 18:55 ` Hari Bathini
2022-05-05 19:28 ` Guilherme G. Piccoli
2022-05-09 12:50 ` Guilherme G. Piccoli
2022-05-10 13:53 ` Michael Ellerman
2022-05-10 14:10 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 09/30] coresight: cpu-debug: Replace mutex with mutex_trylock on panic notifier Guilherme G. Piccoli
2022-04-28 8:11 ` Suzuki K Poulose
2022-04-29 14:01 ` Guilherme G. Piccoli
2022-05-09 13:09 ` Guilherme G. Piccoli
2022-05-09 16:14 ` Suzuki K Poulose
2022-05-09 16:26 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 10/30] alpha: Clean-up the panic notifier code Guilherme G. Piccoli
2022-05-09 14:13 ` Guilherme G. Piccoli
2022-05-10 14:16 ` Petr Mladek
2022-05-11 20:10 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 11/30] um: Improve panic notifiers consistency and ordering Guilherme G. Piccoli
2022-05-10 14:28 ` Petr Mladek
2022-05-11 20:22 ` Guilherme G. Piccoli
2022-05-13 14:44 ` Johannes Berg
2022-05-15 22:12 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 12/30] parisc: Replace regular spinlock with spin_trylock on panic path Guilherme G. Piccoli
2022-04-28 16:55 ` Helge Deller
2022-04-29 14:34 ` Guilherme G. Piccoli
2022-05-23 20:40 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 13/30] s390/consoles: Improve panic notifiers reliability Guilherme G. Piccoli
2022-04-29 18:46 ` Heiko Carstens
2022-04-29 19:31 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 14/30] panic: Properly identify the panic event to the notifiers' callbacks Guilherme G. Piccoli
2022-05-10 15:16 ` Petr Mladek
2022-05-10 16:16 ` Guilherme G. Piccoli
2022-05-17 13:11 ` Petr Mladek
2022-05-17 15:19 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 15/30] bus: brcmstb_gisb: Clean-up panic/die notifiers Guilherme G. Piccoli
2022-05-02 15:38 ` Florian Fainelli
2022-05-02 15:50 ` Guilherme G. Piccoli
2022-05-10 15:28 ` Petr Mladek
2022-05-17 15:32 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 16/30] drivers/hv/vmbus, video/hyperv_fb: Untangle and refactor Hyper-V panic notifiers Guilherme G. Piccoli
2022-04-29 17:16 ` Michael Kelley (LINUX)
2022-04-29 22:35 ` Guilherme G. Piccoli
2022-05-03 18:13 ` Michael Kelley (LINUX)
2022-05-03 18:57 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 17/30] tracing: Improve panic/die notifiers Guilherme G. Piccoli
2022-04-29 9:22 ` Sergei Shtylyov
2022-04-29 13:23 ` Steven Rostedt
2022-04-29 13:46 ` Guilherme G. Piccoli
2022-04-29 13:56 ` Steven Rostedt
2022-04-29 14:44 ` Guilherme G. Piccoli
2022-05-11 11:45 ` Petr Mladek
2022-05-17 15:33 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 18/30] notifier: Show function names on notifier routines if DEBUG_NOTIFIERS is set Guilherme G. Piccoli
2022-04-28 1:01 ` Xiaoming Ni
2022-04-29 19:38 ` Guilherme G. Piccoli
2022-05-10 17:29 ` Steven Rostedt
2022-05-16 16:14 ` Guilherme G. Piccoli
2022-04-29 16:27 ` Michael Kelley (LINUX)
2022-04-27 22:49 ` [PATCH 19/30] panic: Add the panic hypervisor notifier list Guilherme G. Piccoli
2022-04-29 17:30 ` Michael Kelley (LINUX)
2022-04-29 18:04 ` Guilherme G. Piccoli
2022-05-03 17:44 ` Michael Kelley (LINUX)
2022-05-03 17:56 ` Guilherme G. Piccoli
2022-05-16 14:01 ` Petr Mladek
2022-05-16 15:06 ` Guilherme G. Piccoli
2022-05-16 16:02 ` Evan Green
2022-05-17 13:28 ` Petr Mladek
2022-05-17 16:37 ` Guilherme G. Piccoli
2022-05-18 7:33 ` Petr Mladek
2022-05-18 13:24 ` Guilherme G. Piccoli
2022-05-17 13:57 ` Petr Mladek
2022-05-17 16:42 ` Guilherme G. Piccoli
2022-05-18 7:38 ` Petr Mladek
2022-05-18 13:09 ` Guilherme G. Piccoli
2022-05-18 22:17 ` Scott Branden
2022-05-19 12:19 ` Guilherme G. Piccoli
2022-05-19 19:20 ` Scott Branden
2022-05-23 14:56 ` Guilherme G. Piccoli
2022-05-24 8:04 ` Petr Mladek
2022-05-18 7:58 ` Petr Mladek
2022-05-18 13:16 ` Guilherme G. Piccoli
2022-05-19 7:03 ` Petr Mladek
2022-05-19 12:07 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 20/30] panic: Add the panic informational " Guilherme G. Piccoli
2022-04-27 23:49 ` Paul E. McKenney [this message]
2022-04-28 8:14 ` Suzuki K Poulose
2022-04-29 14:50 ` Guilherme G. Piccoli
2022-05-16 14:11 ` Petr Mladek
2022-05-16 14:28 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 21/30] panic: Introduce the panic pre-reboot " Guilherme G. Piccoli
2022-04-28 14:13 ` Alex Elder
2022-04-28 16:26 ` Corey Minyard
2022-04-29 15:18 ` Guilherme G. Piccoli
2022-04-29 16:04 ` Max Filippov
2022-04-29 19:34 ` Guilherme G. Piccoli
2022-05-16 14:33 ` Petr Mladek
2022-05-16 16:05 ` Guilherme G. Piccoli
2022-05-16 16:18 ` Luck, Tony
2022-05-16 16:33 ` Guilherme G. Piccoli
2022-05-17 14:11 ` Petr Mladek
2022-05-17 16:45 ` Guilherme G. Piccoli
2022-05-17 17:02 ` Luck, Tony
2022-05-17 18:12 ` Guilherme G. Piccoli
2022-05-17 19:07 ` Luck, Tony
2022-04-27 22:49 ` [PATCH 22/30] panic: Introduce the panic post-reboot " Guilherme G. Piccoli
2022-05-09 14:16 ` Guilherme G. Piccoli
2022-05-11 16:45 ` Heiko Carstens
2022-05-11 19:58 ` Guilherme G. Piccoli
2022-05-16 14:45 ` Petr Mladek
2022-05-16 16:08 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 23/30] printk: kmsg_dump: Introduce helper to inform number of dumpers Guilherme G. Piccoli
2022-05-10 17:40 ` Steven Rostedt
2022-05-11 20:03 ` Guilherme G. Piccoli
2022-05-16 14:50 ` Petr Mladek
2022-05-16 16:09 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 24/30] panic: Refactor the panic path Guilherme G. Piccoli
2022-04-28 0:28 ` Randy Dunlap
2022-04-29 16:04 ` Guilherme G. Piccoli
2022-05-09 14:25 ` Guilherme G. Piccoli
2022-04-29 17:53 ` Michael Kelley (LINUX)
2022-04-29 20:38 ` Guilherme G. Piccoli
2022-05-03 17:31 ` Michael Kelley (LINUX)
2022-05-03 18:06 ` Guilherme G. Piccoli
2022-05-09 15:16 ` d.hatayama
2022-05-09 16:39 ` Guilherme G. Piccoli
2022-05-12 14:03 ` Petr Mladek
2022-05-15 22:47 ` Guilherme G. Piccoli
2022-05-16 10:21 ` Petr Mladek
2022-05-16 16:32 ` Guilherme G. Piccoli
2022-05-19 23:45 ` Baoquan He
2022-05-20 11:23 ` Guilherme G. Piccoli
2022-05-24 8:01 ` Petr Mladek
2022-05-24 10:18 ` Baoquan He
2022-05-24 8:32 ` Baoquan He
2022-05-24 14:44 ` Eric W. Biederman
2022-05-26 16:25 ` Guilherme G. Piccoli
2022-06-14 14:36 ` Petr Mladek
2022-06-15 9:36 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 25/30] panic, printk: Add console flush parameter and convert panic_print to a notifier Guilherme G. Piccoli
2022-05-16 14:56 ` Petr Mladek
2022-05-16 16:11 ` Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 26/30] Drivers: hv: Do not force all panic notifiers to execute before kdump Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 27/30] powerpc: " Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 28/30] panic: Unexport crash_kexec_post_notifiers Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 29/30] powerpc: ps3, pseries: Avoid duplicate call to kmsg_dump() on panic Guilherme G. Piccoli
2022-04-27 22:49 ` [PATCH 30/30] um: Avoid duplicate call to kmsg_dump() Guilherme G. Piccoli
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