On Tue 18-08-15 19:29:14, Michal Hocko wrote:
> On Tue 18-08-15 13:11:44, Chris Mason wrote:
> > On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
> > > From: Michal Hocko
> > >
> > > Btrfs relies on GFP_NOFS allocation when commiting the transaction but
> > > since "mm: page_alloc:
On Tue 18-08-15 19:29:14, Michal Hocko wrote:
On Tue 18-08-15 13:11:44, Chris Mason wrote:
On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
From: Michal Hocko mho...@suse.com
Btrfs relies on GFP_NOFS allocation when commiting the transaction but
since mm: page_alloc:
On Tue 18-08-15 13:11:44, Chris Mason wrote:
> On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
> > From: Michal Hocko
> >
> > Btrfs relies on GFP_NOFS allocation when commiting the transaction but
> > since "mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM"
> > those
On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
> From: Michal Hocko
>
> Btrfs relies on GFP_NOFS allocation when commiting the transaction but
> since "mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM"
> those allocations are allowed to fail which can lead to a
On Tue 18-08-15 12:40:31, Michal Hocko wrote:
[...]
> @@ -4867,9 +4865,7 @@ struct extent_buffer *alloc_extent_buffer(struct
> btrfs_fs_info *fs_info,
> return NULL;
>
> for (i = 0; i < num_pages; i++, index++) {
> - p = find_or_create_page(mapping, index,
From: Michal Hocko
Btrfs relies on GFP_NOFS allocation when commiting the transaction but
since "mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM"
those allocations are allowed to fail which can lead to a pre-mature
transaction abort:
[ 55.328093] Call Trace:
[ 55.328890] []
From: Michal Hocko mho...@suse.com
Btrfs relies on GFP_NOFS allocation when commiting the transaction but
since mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM
those allocations are allowed to fail which can lead to a pre-mature
transaction abort:
[ 55.328093] Call Trace:
[
On Tue 18-08-15 12:40:31, Michal Hocko wrote:
[...]
@@ -4867,9 +4865,7 @@ struct extent_buffer *alloc_extent_buffer(struct
btrfs_fs_info *fs_info,
return NULL;
for (i = 0; i num_pages; i++, index++) {
- p = find_or_create_page(mapping, index, GFP_NOFS);
-
On Tue 18-08-15 13:11:44, Chris Mason wrote:
On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
From: Michal Hocko mho...@suse.com
Btrfs relies on GFP_NOFS allocation when commiting the transaction but
since mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM
those
On Tue, Aug 18, 2015 at 12:40:32PM +0200, Michal Hocko wrote:
From: Michal Hocko mho...@suse.com
Btrfs relies on GFP_NOFS allocation when commiting the transaction but
since mm: page_alloc: do not lock up GFP_NOFS allocations upon OOM
those allocations are allowed to fail which can lead to a
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