diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-11-20 21:13:54 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-12-02 01:21:43 +0300 |
| commit | 2a974425e57fb882c93709c6072bf66d04431635 (patch) | |
| tree | e76a058429db171c98f5fb58e927441128b11ff7 /fs/nfs/nfs4proc.c | |
| parent | 68f744797edd27016055c562a605691f5d4ac933 (diff) | |
| download | linux-2a974425e57fb882c93709c6072bf66d04431635.tar.xz | |
NFSv4: Ignore LAYOUTRETURN result if the layout doesn't match or is invalid
Fix a potential race with CB_LAYOUTRECALL in which the server recalls the
remaining layout segments while our LAYOUTRETURN is still in transit.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 561b21e4a930..87972cfa62bc 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -8574,8 +8574,7 @@ static void nfs4_layoutreturn_release(void *calldata) struct pnfs_layout_hdr *lo = lrp->args.layout; dprintk("--> %s\n", __func__); - pnfs_layoutreturn_free_lsegs(lo, &lrp->args.range, - be32_to_cpu(lrp->args.stateid.seqid), + pnfs_layoutreturn_free_lsegs(lo, &lrp->args.stateid, &lrp->args.range, lrp->res.lrs_present ? &lrp->res.stateid : NULL); nfs4_sequence_free_slot(&lrp->res.seq_res); pnfs_put_layout_hdr(lrp->args.layout); |