nfs: verify open flags before allowing an atomic open

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Currently, you can open a NFSv4 file with O_APPEND|O_DIRECT, but cannot
fcntl(F_SETFL,...) with those flags. This flag combination is explicitly
forbidden on NFSv3 opens, and it seems like it should also be on NFSv4.

Reported-by: Chao Ye <cye@redhat.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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Jeff Layton 2013-08-02 11:39:32 -04:00 • committed by Trond Myklebust

parent 55b592933b

commit 9597c13b2f

1 changed files with 4 additions and 0 deletions

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fs/nfs/dir.c

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