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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-06-25 22:35:53 +0200
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-07-30 20:41:56 +0200
commitf11ac8db5d07b6e99d41ff4aa39d878ee5cef1c5 (patch)
tree4393cbc2653145ba3269d5143f5db7811a59698b /fs/nfs/write.c
parentNFSv4: Clean up struct nfs4_state_owner (diff)
downloadlinux-f11ac8db5d07b6e99d41ff4aa39d878ee5cef1c5.tar.xz
linux-f11ac8db5d07b6e99d41ff4aa39d878ee5cef1c5.zip
NFSv4: Ensure that we track the NFSv4 lock state in read/write requests.
This patch fixes bugzilla entry 14501: https://bugzilla.kernel.org/show_bug.cgi?id=14501 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r--fs/nfs/write.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 03df22822c4c..5eccea127cac 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -689,7 +689,9 @@ int nfs_flush_incompatible(struct file *file, struct page *page)
req = nfs_page_find_request(page);
if (req == NULL)
return 0;
- do_flush = req->wb_page != page || req->wb_context != ctx;
+ do_flush = req->wb_page != page || req->wb_context != ctx ||
+ req->wb_lock_context->lockowner != current->files ||
+ req->wb_lock_context->pid != current->tgid;
nfs_release_request(req);
if (!do_flush)
return 0;
@@ -813,6 +815,7 @@ static int nfs_write_rpcsetup(struct nfs_page *req,
data->args.pages = data->pagevec;
data->args.count = count;
data->args.context = get_nfs_open_context(req->wb_context);
+ data->args.lock_context = req->wb_lock_context;
data->args.stable = NFS_UNSTABLE;
if (how & FLUSH_STABLE) {
data->args.stable = NFS_DATA_SYNC;