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NFS: Don't revalidate the file on close if we hold a delegation

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If we're holding a delegation, we can skip sending the close-to-open
GETATTR until we're returning that delegation.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2016-12-16 17:39:58 -05:00
parent 0bc2c9b4dc
commit 58ff41842c
1 changed files with 2 additions and 0 deletions
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2
fs/nfs/inode.c
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@ -795,6 +795,8 @@ void nfs_close_context(struct nfs_open_context *ctx, int is_sync)
if (!is_sync)
return;
inode = d_inode(ctx->dentry);
if (NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))
return;
nfsi = NFS_I(inode);
if (inode->i_mapping->nrpages == 0)
return;