evie/android_kernel_oneplus_msm8998
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NFSv4.1: pnfs_send_layoutreturn should use GFP_NOFS

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In we want to be able to call pnfs_send_layoutreturn() from within the
writeback path, we really want it to use GFP_NOFS in order to prevent
recursion.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-02-05 17:05:08 -05:00
parent 5a0ec8acb9
commit e4af440aaf
1 changed files with 1 additions and 1 deletions
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fs/nfs/pnfs.c
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@ -948,7 +948,7 @@ pnfs_send_layoutreturn(struct pnfs_layout_hdr *lo, nfs4_stateid stateid,
struct nfs4_layoutreturn *lrp; struct nfs4_layoutreturn *lrp;
int status = 0; int status = 0;
lrp = kzalloc(sizeof(*lrp), GFP_KERNEL); lrp = kzalloc(sizeof(*lrp), GFP_NOFS);
if (unlikely(lrp == NULL)) { if (unlikely(lrp == NULL)) {
status = -ENOMEM; status = -ENOMEM;
spin_lock(&ino->i_lock); spin_lock(&ino->i_lock);