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pNFS: Handle NFS4ERR_OLD_STATEID on layoutreturn by bumping the state seqid

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If a LAYOUTRETURN receives a reply of NFS4ERR_OLD_STATEID then assume we've
missed an update, and just bump the stateid.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust
2019-09-20 07:23:45 -04:00
committed by Anna Schumaker
parent 9228395709
commit 30cb3ee299
3 changed files with 17 additions and 7 deletions
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4
fs/nfs/pnfs.h
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@@ -261,7 +261,7 @@ int pnfs_destroy_layouts_byfsid(struct nfs_client *clp,
bool is_recall);
int pnfs_destroy_layouts_byclid(struct nfs_client *clp,
bool is_recall);
bool nfs4_layoutreturn_refresh_stateid(nfs4_stateid *dst,
bool nfs4_layout_refresh_old_stateid(nfs4_stateid *dst,
struct pnfs_layout_range *dst_range,
struct inode *inode);
void pnfs_put_layout_hdr(struct pnfs_layout_hdr *lo);
@@ -798,7 +798,7 @@ static inline void nfs4_pnfs_v3_ds_connect_unload(void)
{
}
static inline bool nfs4_layoutreturn_refresh_stateid(nfs4_stateid *dst,
static inline bool nfs4_layout_refresh_old_stateid(nfs4_stateid *dst,
struct pnfs_layout_range *dst_range,
struct inode *inode)
{