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authorLinus Torvalds <torvalds@linux-foundation.org>2020-08-09 23:58:04 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-09 23:58:04 +0300
commit7a6b60441f02f6e22e7c0936ef16fa3f51832a48 (patch)
tree9e1661d21e52bdf30f2c0261e8a5ee0b175abb65 /fs/locks.c
parent8d3e09b43312991c503478bf0f5f99e92c23ccf1 (diff)
parentb297fed699ad9e50315b27e78de42ac631c9990d (diff)
downloadlinux-7a6b60441f02f6e22e7c0936ef16fa3f51832a48.tar.xz
Merge tag 'nfsd-5.9' of git://git.linux-nfs.org/projects/cel/cel-2.6
Pull NFS server updates from Chuck Lever: "Highlights: - Support for user extended attributes on NFS (RFC 8276) - Further reduce unnecessary NFSv4 delegation recalls Notable fixes: - Fix recent krb5p regression - Address a few resource leaks and a rare NULL dereference Other: - De-duplicate RPC/RDMA error handling and other utility functions - Replace storage and display of kernel memory addresses by tracepoints" * tag 'nfsd-5.9' of git://git.linux-nfs.org/projects/cel/cel-2.6: (38 commits) svcrdma: CM event handler clean up svcrdma: Remove transport reference counting svcrdma: Fix another Receive buffer leak SUNRPC: Refresh the show_rqstp_flags() macro nfsd: netns.h: delete a duplicated word SUNRPC: Fix ("SUNRPC: Add "@len" parameter to gss_unwrap()") nfsd: avoid a NULL dereference in __cld_pipe_upcall() nfsd4: a client's own opens needn't prevent delegations nfsd: Use seq_putc() in two functions svcrdma: Display chunk completion ID when posting a rw_ctxt svcrdma: Record send_ctxt completion ID in trace_svcrdma_post_send() svcrdma: Introduce Send completion IDs svcrdma: Record Receive completion ID in svc_rdma_decode_rqst svcrdma: Introduce Receive completion IDs svcrdma: Introduce infrastructure to support completion IDs svcrdma: Add common XDR encoders for RDMA and Read segments svcrdma: Add common XDR decoders for RDMA and Read segments SUNRPC: Add helpers for decoding list discriminators symbolically svcrdma: Remove declarations for functions long removed svcrdma: Clean up trace_svcrdma_send_failed() tracepoint ...
Diffstat (limited to 'fs/locks.c')
-rw-r--r--fs/locks.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/locks.c b/fs/locks.c
index 938fe325bc54..8fc0542f5132 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1808,6 +1808,9 @@ check_conflicting_open(struct file *filp, const long arg, int flags)
if (flags & FL_LAYOUT)
return 0;
+ if (flags & FL_DELEG)
+ /* We leave these checks to the caller. */
+ return 0;
if (arg == F_RDLCK)
return inode_is_open_for_write(inode) ? -EAGAIN : 0;