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GFS2: use __vmalloc GFP_NOFS for fs-related allocations. 

leaf_dealloc uses vzalloc as a fallback to kzalloc(GFP_NOFS), so
it clearly does not want any shrinker activity within the fs itself.
convert vzalloc into __vmalloc(GFP_NOFS|__GFP_ZERO) to better achieve
this goal.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Oleg Drokin 2015-02-01 22:59:54 -05:00 committed by Steven Whitehouse
parent 45094a58b1
commit 7456a37d55
1 changed files with 2 additions and 1 deletions
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3
fs/gfs2/dir.c
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@ -1896,7 +1896,8 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
ht = kzalloc(size, GFP_NOFS | __GFP_NOWARN);
if (ht == NULL)
ht = vzalloc(size);
ht = __vmalloc(size, GFP_NOFS | __GFP_NOWARN | __GFP_ZERO,
PAGE_KERNEL);
if (!ht)
return -ENOMEM;