diff options
| author | Dai Ngo <dai.ngo@oracle.com> | 2023-06-29 18:52:37 -0700 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2023-08-29 17:45:22 -0400 |
| commit | d67cd907cf8ae2cd42e4f3859ad4de4c16d0c2a3 (patch) | |
| tree | 609a8a83b07f0c2b855fa1a50fc2b2c41903b284 | |
| parent | f16ff1cafbf1e65cc706af912df90bcc15d39a6c (diff) | |
locks: allow support for write delegation
Remove the check for F_WRLCK in generic_add_lease to allow file_lock
to be used for write delegation.
First consumer is NFSD.
Signed-off-by: Dai Ngo <dai.ngo@oracle.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
| -rw-r--r-- | fs/locks.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/fs/locks.c b/fs/locks.c index df8b26a42524..08fb0b4fd4f8 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1729,13 +1729,6 @@ generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **pr if (is_deleg && !inode_trylock(inode)) return -EAGAIN; - if (is_deleg && arg == F_WRLCK) { - /* Write delegations are not currently supported: */ - inode_unlock(inode); - WARN_ON_ONCE(1); - return -EINVAL; - } - percpu_down_read(&file_rwsem); spin_lock(&ctx->flc_lock); time_out_leases(inode, &dispose); |