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From: Vlastimil Babka <vbabka@suse.cz>
To: Michal Hocko <mhocko@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Cc: "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>,
	"Alexander Viro" <viro@zeniv.linux.org.uk>
Subject: Re: [PATCH 05/18] mm, elf: handle vm_brk error
Date: Fri, 11 Mar 2016 11:35:33 +0100	[thread overview]
Message-ID: <56E29F75.4010004@suse.cz> (raw)
In-Reply-To: <1456752417-9626-6-git-send-email-mhocko@kernel.org>

On 02/29/2016 02:26 PM, Michal Hocko wrote:
> From: Michal Hocko <mhocko@suse.com>
>
> load_elf_library doesn't handle vm_brk failure although nothing really
> indicates it cannot do that because the function is allowed to fail
> due to vm_mmap failures already. This might be not a problem now
> but later patch will make vm_brk killable (resp. mmap_sem for write
> waiting will become killable) and so the failure will be more probable.
>
> Cc: Alexander Viro <viro@zeniv.linux.org.uk>
> Signed-off-by: Michal Hocko <mhocko@suse.com>

Acked-by: Vlastimil Babka <vbabka@suse.cz>

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  reply	other threads:[~2016-03-11 10:35 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
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 [this message]
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 05/18] mm, elf: handle vm_brk error Michal Hocko

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