diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-10-01 17:17:06 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-12-31 15:55:35 -0500 |
| commit | 138a2935dc9783b131d9647c3bddb22ae5c84d77 (patch) | |
| tree | c21379e9e3c162c65ee5a6145e6081baaae1dfd6 /fs/nfs/write.c | |
| parent | b20135d0b2431900a3a5395970ffb7e4f3767c8b (diff) | |
| download | linux-138a2935dc9783b131d9647c3bddb22ae5c84d77.tar.bz2 | |
NFS: Relax requirements in nfs_flush_incompatible
If two processes share the same credentials and NFSv4 open stateid, then
allow them both to dirty the same page, even if their nfs_open_context
differs.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/write.c')
| -rw-r--r-- | fs/nfs/write.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 0aa8d6f23b4c..2c26e04d9396 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1130,7 +1130,8 @@ int nfs_flush_incompatible(struct file *file, struct page *page) if (req == NULL) return 0; l_ctx = req->wb_lock_context; - do_flush = req->wb_page != page || req->wb_context != ctx; + do_flush = req->wb_page != page || + !nfs_match_open_context(req->wb_context, ctx); /* for now, flush if more than 1 request in page_group */ do_flush |= req->wb_this_page != req; if (l_ctx && flctx && |