diff options
| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-12-20 10:43:37 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-16 08:34:28 -0400 |
| commit | 244fcd2f9a904523f1b8c1a6c94749e230ac053a (patch) | |
| tree | dd7944fcbacf2fa57c5f40eb89608cbeb4916dca /fs/nfs | |
| parent | 59b5639490f51aa604d18064dcf0c2d72eb1decf (diff) | |
NFS: Ensure we time out if a delegreturn does not complete
We can't allow delegreturn to hold up nfs4_evict_inode() forever,
since that can cause the memory shrinkers to block. This patch
therefore ensures that we eventually time out, and complete the
reclaim of the inode.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 69b7ab7a5815..692868dedb46 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -6259,6 +6259,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata) /* Fallthrough */ case -NFS4ERR_BAD_STATEID: case -NFS4ERR_STALE_STATEID: + case -ETIMEDOUT: task->tk_status = 0; break; case -NFS4ERR_OLD_STATEID: @@ -6349,7 +6350,7 @@ static int _nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, .rpc_client = server->client, .rpc_message = &msg, .callback_ops = &nfs4_delegreturn_ops, - .flags = RPC_TASK_ASYNC, + .flags = RPC_TASK_ASYNC | RPC_TASK_TIMEOUT, }; int status = 0; |