diff options
author | Jeff Layton <jlayton@poochiereds.net> | 2016-05-17 18:28:40 +0200 |
---|---|---|
committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2016-05-17 21:48:09 +0200 |
commit | 6675528380f8b7fffa82047211d8352dc6797321 (patch) | |
tree | 913a2fabf93fb27185379e3fd5fdc07e3480ad6f /fs/nfs | |
parent | pnfs: don't merge new ff lsegs with ones that have LAYOUTRETURN bit set (diff) | |
download | linux-6675528380f8b7fffa82047211d8352dc6797321.tar.xz linux-6675528380f8b7fffa82047211d8352dc6797321.zip |
pnfs: record sequence in pnfs_layout_segment when it's created
In later patches, we're going to teach the client to be more selective
about how it returns layouts. This means keeping a record of what the
stateid's seqid was at the time that the server handed out a layout
segment.
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r-- | fs/nfs/pnfs.c | 1 | ||||
-rw-r--r-- | fs/nfs/pnfs.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index faea98281c75..c09ced88bd38 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -1697,6 +1697,7 @@ pnfs_layout_process(struct nfs4_layoutget *lgp) init_lseg(lo, lseg); lseg->pls_range = res->range; + lseg->pls_seq = be32_to_cpu(res->stateid.seqid); spin_lock(&ino->i_lock); if (pnfs_layoutgets_blocked(lo)) { diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index 7222d3a35439..361fa5494aa5 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -64,6 +64,7 @@ struct pnfs_layout_segment { struct list_head pls_lc_list; struct pnfs_layout_range pls_range; atomic_t pls_refcount; + u32 pls_seq; unsigned long pls_flags; struct pnfs_layout_hdr *pls_layout; struct work_struct pls_work; |