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pNFS: Ensure we commit the layout if it has been invalidated

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If the layout is being invalidated on the server, then we must
invoke nfs_commit_inode() to ensure any commits to the DS get
cleared out.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2017-04-29 10:10:17 -04:00
parent 722f0b8911
commit 1f18b82c34
3 changed files with 5 additions and 0 deletions
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3
fs/nfs/pnfs.c
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@ -727,6 +727,7 @@ pnfs_destroy_layout(struct nfs_inode *nfsi)
pnfs_layout_clear_fail_bit(lo, NFS_LAYOUT_RW_FAILED);
spin_unlock(&nfsi->vfs_inode.i_lock);
pnfs_free_lseg_list(&tmp_list);
nfs_commit_inode(&nfsi->vfs_inode, 0);
pnfs_put_layout_hdr(lo);
} else
spin_unlock(&nfsi->vfs_inode.i_lock);
@ -1989,6 +1990,8 @@ out_forget:
spin_unlock(&ino->i_lock);
lseg->pls_layout = lo;
NFS_SERVER(ino)->pnfs_curr_ld->free_lseg(lseg);
if (!pnfs_layout_is_valid(lo))
nfs_commit_inode(ino, 0);
return ERR_PTR(-EAGAIN);
}