lkml.org 
[lkml]   [2017]   [Oct]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3 5/5] btrfs: ensure that metadata and flush are issued from the root cgroup
On Thu, Oct 12, 2017 at 10:06:28AM -0700, Tejun Heo wrote:
> Issuing metdata or otherwise shared IOs from !root cgroup can lead to
> priority inversion. This patch ensures that those IOs are always
> issued from the root cgroup.
>
> v3: Dropped unnecessary btree_inode handling as suggested by David
> Sterba.
>
> v2: Fixed missing @bh in submit_bh_blkcg_css() call.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
> Cc: David Sterba <dsterba@suse.cz>

Acked-by: David Sterba <dsterba@suse.com>

\
 
 \ /
  Last update: 2017-10-12 20:58    [W:0.062 / U:0.184 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site