From: Ram Pai <linuxram@us.ibm.com>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@01.org, mpe@ellerman.id.au, mingo@redhat.com,
akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org,
linux-kernel@vger.kernel.org, dave.hansen@intel.com,
benh@kernel.crashing.org, paulus@samba.org,
khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com,
bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org,
bauerman@linux.vnet.ibm.com, ebiederm@xmission.com,
corbet@lwn.net, arnd@arndb.de, fweimer@redhat.com,
msuchanek@suse.com
Subject: Re: [PATCH v12 1/3] mm, powerpc, x86: define VM_PKEY_BITx bits if CONFIG_ARCH_HAS_PKEYS is enabled
Date: Fri, 23 Feb 2018 17:05:11 -0800 [thread overview]
Message-ID: <20180224010511.GK5559@ram.oc3035372033.ibm.com> (raw)
In-Reply-To: <201802231528.snWZIspR%fengguang.wu@intel.com>
On Fri, Feb 23, 2018 at 03:11:45PM +0800, kbuild test robot wrote:
> Hi Ram,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.16-rc2 next-20180222]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> chmod +x ~/bin/make.cross
...snip..
> # save the attached .config to linux build tree
> make.cross ARCH=powerpc
>
> Note: the linux-review/Ram-Pai/mm-x86-powerpc-Enhancements-to-Memory-Protection-Keys/20180223-042743 HEAD c5692bca45543c242ffca15c811923e4c548ed19 builds fine.
> It only hurts bisectibility.
oops, it broke git-bisect on powerpc :-(
The following change will fix it. This should nail it down.
diff --git a/arch/powerpc/include/asm/pkeys.h
b/arch/powerpc/include/asm/pkeys.h
index 0409c80..0b3b669 100644
--- a/arch/powerpc/include/asm/pkeys.h
+++ b/arch/powerpc/include/asm/pkeys.h
@@ -25,6 +25,7 @@
# define VM_PKEY_BIT1 VM_HIGH_ARCH_1
# define VM_PKEY_BIT2 VM_HIGH_ARCH_2
# define VM_PKEY_BIT3 VM_HIGH_ARCH_3
# define VM_PKEY_BIT4 VM_HIGH_ARCH_4
+#elif !defined(VM_PKEY_BIT4)
+# define VM_PKEY_BIT4 VM_HIGH_ARCH_4
#endif
next prev parent reply other threads:[~2018-02-24 1:05 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-21 23:52 [PATCH v12 0/3] mm, x86, powerpc: Enhancements to Memory Protection Keys Ram Pai
2018-02-21 23:52 ` [PATCH v12 1/3] mm, powerpc, x86: define VM_PKEY_BITx bits if CONFIG_ARCH_HAS_PKEYS is enabled Ram Pai
2018-02-23 7:11 ` kbuild test robot
2018-02-24 1:05 ` Ram Pai [this message]
2018-02-25 11:57 ` Aneesh Kumar K.V
2018-02-26 7:26 ` Ram Pai
2018-02-23 8:06 ` kbuild test robot
2018-02-26 21:12 ` Dave Hansen
2018-02-21 23:52 ` [PATCH v12 2/3] mm, powerpc, x86: introduce an additional vma bit for powerpc pkey Ram Pai
2018-02-26 21:14 ` Dave Hansen
2018-02-21 23:52 ` [PATCH v12 3/3] mm, x86, powerpc: display pkey in smaps only if arch supports pkeys Ram Pai
2018-02-26 21:16 ` Dave Hansen
2018-03-08 18:25 ` mm, x86, powerpc: pkey semantics for key-0 ? Ram Pai
2018-03-08 19:30 ` Dave Hansen
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