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Groups > linux.kernel > #1391333
| From | Mike Snitzer <snitzer@redhat.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 17/20] dm: get rid of superfluous gfp flags |
| Date | 2016-04-29 21:00 +0200 |
| Message-ID | <rtlNU-2iW-7@gated-at.bofh.it> (permalink) |
| References | <rsUaZ-3LP-3@gated-at.bofh.it> <rsUb1-3LP-37@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Apr 28 2016 at 9:24am -0400,
Michal Hocko <mhocko@kernel.org> wrote:
> From: Michal Hocko <mhocko@suse.com>
>
> copy_params seems to be little bit confused about which allocation flags
> to use. It enforces GFP_NOIO even though it uses
> memalloc_noio_{save,restore} which enforces GFP_NOIO at the page
> allocator level automatically (via memalloc_noio_flags). It also
> uses __GFP_REPEAT for the __vmalloc request which doesn't make much
> sense either because vmalloc doesn't rely on costly high order
> allocations. Let's just drop the __GFP_REPEAT and leave the further
> cleanup to later changes.
>
> Cc: Shaohua Li <shli@kernel.org>
> Cc: Mikulas Patocka <mpatocka@redhat.com>
> Cc: dm-devel@redhat.com
> Signed-off-by: Michal Hocko <mhocko@suse.com>
I've taken this patch for 4.7 but editted the header, see:
https://git.kernel.org/cgit/linux/kernel/git/device-mapper/linux-dm.git/commit/?h=dm-4.7&id=0222c76e96163355620224625c1cd80991086dc7
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[PATCH 17/20] dm: get rid of superfluous gfp flags Michal Hocko <mhocko@kernel.org> - 2016-04-28 15:30 +0200
Re: [PATCH 17/20] dm: get rid of superfluous gfp flags Mike Snitzer <snitzer@redhat.com> - 2016-04-29 21:00 +0200
Re: [PATCH 17/20] dm: get rid of superfluous gfp flags Michal Hocko <mhocko@kernel.org> - 2016-05-02 09:40 +0200
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