From: kbuild test robot <lkp@intel.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: kbuild-all@01.org, LKML <linux-kernel@vger.kernel.org>,
"Andrew Morton" <akpm@linux-foundation.org>,
linux-mm@kvack.org, "Alex Deucher" <alexander.deucher@amd.com>,
"Alex Thorlton" <athorlton@sgi.com>,
"Andrea Arcangeli" <aarcange@redhat.com>,
"Andy Lutomirski" <luto@amacapital.net>,
"Benjamin LaHaise" <bcrl@kvack.org>,
"Christian König" <christian.koenig@amd.com>,
"Daniel Vetter" <daniel.vetter@intel.com>,
"Dave Hansen" <dave.hansen@linux.intel.com>,
"David Airlie" <airlied@linux.ie>,
"Davidlohr Bueso" <dave@stgolabs.net>,
"David Rientjes" <rientjes@google.com>,
"H . Peter Anvin" <hpa@zytor.com>,
"Hugh Dickins" <hughd@google.com>,
"Ingo Molnar" <mingo@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
"Konstantin Khlebnikov" <koct9i@gmail.com>,
linux-arch@vger.kernel.org, "Mel Gorman" <mgorman@suse.de>,
"Oleg Nesterov" <oleg@redhat.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Petr Cermak" <petrcermak@chromium.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Michal Hocko" <mhocko@suse.com>
Subject: Re: [PATCH 01/18] mm: Make mmap_sem for write waits killable for mm syscalls
Date: Mon, 29 Feb 2016 21:44:33 +0800 [thread overview]
Message-ID: <201602292141.BH2wrdp9%fengguang.wu@intel.com> (raw)
In-Reply-To: <1456752417-9626-2-git-send-email-mhocko@kernel.org>
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Hi Michal,
[auto build test WARNING on next-20160229]
[also build test WARNING on v4.5-rc6]
[cannot apply to drm/drm-next drm-intel/for-linux-next v4.5-rc6 v4.5-rc5 v4.5-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Michal-Hocko/change-mmap_sem-taken-for-write-killable/20160229-213258
config: i386-randconfig-x003-201609 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:4:0,
from arch/x86/include/asm/bug.h:35,
from include/linux/bug.h:4,
from include/linux/mmdebug.h:4,
from include/linux/mm.h:8,
from mm/util.c:1:
mm/util.c: In function 'vm_mmap_pgoff':
mm/util.c:331:8: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(&mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/util.c:331:4: note: in expansion of macro 'if'
if (down_write_killable(&mm->mmap_sem))
^
cc1: some warnings being treated as errors
--
In file included from include/uapi/linux/stddef.h:1:0,
from include/linux/stddef.h:4,
from include/uapi/linux/posix_types.h:4,
from include/uapi/linux/types.h:13,
from include/linux/types.h:5,
from include/uapi/linux/capability.h:16,
from include/linux/capability.h:15,
from mm/mlock.c:8:
mm/mlock.c: In function 'do_mlock':
mm/mlock.c:638:6: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(¤t->mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/mlock.c:638:2: note: in expansion of macro 'if'
if (down_write_killable(¤t->mm->mmap_sem))
^
cc1: some warnings being treated as errors
--
In file included from include/linux/linkage.h:4:0,
from include/linux/kernel.h:6,
from mm/mmap.c:11:
mm/mmap.c: In function 'SYSC_brk':
mm/mmap.c:185:6: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(&mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/mmap.c:185:2: note: in expansion of macro 'if'
if (down_write_killable(&mm->mmap_sem))
^
cc1: some warnings being treated as errors
--
In file included from include/asm-generic/bug.h:4:0,
from arch/x86/include/asm/bug.h:35,
from include/linux/bug.h:4,
from include/linux/mmdebug.h:4,
from include/linux/mm.h:8,
from mm/mprotect.c:11:
mm/mprotect.c: In function 'SYSC_mprotect':
mm/mprotect.c:381:6: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(¤t->mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/mprotect.c:381:2: note: in expansion of macro 'if'
if (down_write_killable(¤t->mm->mmap_sem))
^
cc1: some warnings being treated as errors
--
In file included from include/asm-generic/bug.h:4:0,
from arch/x86/include/asm/bug.h:35,
from include/linux/bug.h:4,
from include/linux/mmdebug.h:4,
from include/linux/mm.h:8,
from mm/mremap.c:10:
mm/mremap.c: In function 'SYSC_mremap':
mm/mremap.c:505:6: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(¤t->mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/mremap.c:505:2: note: in expansion of macro 'if'
if (down_write_killable(¤t->mm->mmap_sem))
^
cc1: some warnings being treated as errors
--
In file included from include/asm-generic/bug.h:4:0,
from arch/x86/include/asm/bug.h:35,
from include/linux/bug.h:4,
from include/linux/mmdebug.h:4,
from include/linux/mm.h:8,
from include/linux/mman.h:4,
from mm/madvise.c:8:
mm/madvise.c: In function 'SYSC_madvise':
mm/madvise.c:768:7: error: implicit declaration of function 'down_write_killable' [-Werror=implicit-function-declaration]
if (down_write_killable(¤t->mm->mmap_sem))
^
include/linux/compiler.h:151:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
>> mm/madvise.c:768:3: note: in expansion of macro 'if'
if (down_write_killable(¤t->mm->mmap_sem))
^
cc1: some warnings being treated as errors
vim +/if +331 mm/util.c
315 {
316 return get_user_pages_unlocked(start, nr_pages, write, 0, pages);
317 }
318 EXPORT_SYMBOL_GPL(get_user_pages_fast);
319
320 unsigned long vm_mmap_pgoff(struct file *file, unsigned long addr,
321 unsigned long len, unsigned long prot,
322 unsigned long flag, unsigned long pgoff, bool killable)
323 {
324 unsigned long ret;
325 struct mm_struct *mm = current->mm;
326 unsigned long populate;
327
328 ret = security_mmap_file(file, prot, flag);
329 if (!ret) {
330 if (killable) {
> 331 if (down_write_killable(&mm->mmap_sem))
332 return -EINTR;
333 } else {
334 down_write(&mm->mmap_sem);
335 }
336 ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff,
337 &populate);
338 up_write(&mm->mmap_sem);
339 if (populate)
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2016-02-29 13:45 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-29 13:26 [PATCH 0/18] change mmap_sem taken for write killable Michal Hocko
2016-02-29 13:26 ` [PATCH 01/18] mm: Make mmap_sem for write waits killable for mm syscalls Michal Hocko
2016-02-29 13:44 ` kbuild test robot
2016-02-29 13:44 ` kbuild test robot [this message]
2016-03-10 15:47 ` Vlastimil Babka
2016-03-10 15:56 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 02/18] mm: make vm_mmap killable Michal Hocko
2016-03-11 9:59 ` Vlastimil Babka
2016-03-11 12:12 ` Michal Hocko
2016-03-11 12:43 ` Vlastimil Babka
2016-03-11 12:55 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 03/18] mm: make vm_munmap killable Michal Hocko
2016-03-11 10:06 ` Vlastimil Babka
2016-03-11 12:32 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 04/18] mm, aout: handle vm_brk failures Michal Hocko
2016-03-11 10:32 ` Vlastimil Babka
2016-03-11 12:42 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 05/18] mm, elf: handle vm_brk error Michal Hocko
2016-03-11 10:35 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 06/18] mm: make vm_brk killable Michal Hocko
2016-03-11 10:44 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 07/18] mm, proc: make clear_refs killable Michal Hocko
2016-02-29 13:47 ` kbuild test robot
2016-02-29 17:38 ` Oleg Nesterov
2016-02-29 17:53 ` Michal Hocko
2016-02-29 17:58 ` Oleg Nesterov
2016-02-29 18:02 ` Michal Hocko
2016-02-29 17:56 ` [PATCH] " Michal Hocko
2016-02-29 18:16 ` Oleg Nesterov
2016-02-29 20:25 ` kbuild test robot
2016-03-11 10:59 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 08/18] mm, fork: make dup_mmap wait for mmap_sem for write killable Michal Hocko
2016-02-29 13:48 ` kbuild test robot
2016-02-29 17:54 ` Oleg Nesterov
2016-02-29 18:07 ` [PATCH] " Michal Hocko
2016-02-29 20:13 ` kbuild test robot
2016-03-11 11:12 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 09/18] ipc, shm: make shmem attach/detach wait for mmap_sem killable Michal Hocko
2016-03-08 19:15 ` Davidlohr Bueso
2016-03-09 10:16 ` Michal Hocko
2016-03-09 10:19 ` [PATCH] " Michal Hocko
2016-03-09 10:46 ` kbuild test robot
2016-03-11 11:18 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 10/18] vdso: make arch_setup_additional_pages wait for mmap_sem for write killable Michal Hocko
2016-02-29 13:45 ` kbuild test robot
2016-02-29 13:50 ` kbuild test robot
2016-02-29 13:53 ` kbuild test robot
2016-02-29 15:41 ` Andy Lutomirski
2016-03-11 11:28 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 11/18] coredump: make coredump_wait wait for mma_sem " Michal Hocko
2016-02-29 15:57 ` Oleg Nesterov
2016-03-11 11:32 ` Vlastimil Babka
2016-03-11 11:54 ` Vlastimil Babka
2016-03-11 12:46 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 12/18] aio: make aio_setup_ring killable Michal Hocko
2016-02-29 16:17 ` Jeff Moyer
2016-03-11 11:57 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 13/18] exec: make exec path waiting for mmap_sem killable Michal Hocko
2016-02-29 17:23 ` Oleg Nesterov
2016-02-29 17:47 ` Michal Hocko
2016-02-29 18:10 ` Oleg Nesterov
2016-03-11 12:51 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 14/18] prctl: make PR_SET_THP_DISABLE wait " Michal Hocko
2016-03-11 12:54 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 15/18] uprobes: wait for mmap_sem for write killable Michal Hocko
2016-02-29 15:57 ` Oleg Nesterov
2016-02-29 16:28 ` Michal Hocko
2016-02-29 17:12 ` Oleg Nesterov
2016-02-29 17:42 ` [PATCH] " Michal Hocko
2016-02-29 17:52 ` kbuild test robot
2016-02-29 17:53 ` kbuild test robot
2016-02-29 18:11 ` Oleg Nesterov
2016-02-29 18:22 ` Michal Hocko
2016-02-29 18:38 ` Oleg Nesterov
2016-03-11 14:58 ` Vlastimil Babka
2016-03-11 15:32 ` Michal Hocko
2016-02-29 13:26 ` [PATCH 16/18] drm/i915: make i915_gem_mmap_ioctl wait for mmap_sem killable Michal Hocko
2016-03-11 15:23 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 17/18] drm/radeon: make radeon_mn_get " Michal Hocko
2016-02-29 13:35 ` Christian König
2016-03-11 15:27 ` Vlastimil Babka
2016-02-29 13:26 ` [PATCH 18/18] drm/amdgpu: make amdgpu_mn_get " Michal Hocko
2016-03-11 15:29 ` Vlastimil Babka
2016-02-29 13:31 ` [PATCH 0/18] change mmap_sem taken for write killable Michal Hocko
2016-02-29 14:04 ` Kirill A. Shutemov
2016-02-29 14:16 ` Michal Hocko
2016-02-29 15:03 ` Kirill A. Shutemov
2016-04-26 12:56 [PATCH 0/18] change mmap_sem taken for write killable v2 Michal Hocko
2016-04-26 12:56 ` [PATCH 01/18] mm: Make mmap_sem for write waits killable for mm syscalls Michal Hocko
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