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| author | Miklos Szeredi <mszeredi@suse.cz> | 2011-09-12 09:31:49 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-09-12 11:47:10 -0700 |
| commit | 24114504c4d585ec4aae7a2b2acb81bf741f8c8a (patch) | |
| tree | 52b9668b53f7d12342984be55b96e5784383a4ae /fs/fuse | |
| parent | 87adf1c66cacbc4acd0e696c896755a5091a9d3d (diff) | |
| download | linux-24114504c4d585ec4aae7a2b2acb81bf741f8c8a.tar.bz2 | |
fuse: fix flock breakage
Commit 37fb3a30b4 ("fuse: fix flock") added in 3.1-rc4 caused flock() to
fail with ENOSYS with the kernel ABI version 7.16 or earlier.
Fix by falling back to testing FUSE_POSIX_LOCKS for ABI versions 7.16
and earlier.
Reported-by: Martin Ziegler <ziegler@email.mathematik.uni-freiburg.de>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Tested-by: Martin Ziegler <ziegler@email.mathematik.uni-freiburg.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/fuse')
| -rw-r--r-- | fs/fuse/inode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 12b502929da9..add96f6ffda5 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -812,6 +812,9 @@ static void process_init_reply(struct fuse_conn *fc, struct fuse_req *req) if (arg->minor >= 17) { if (!(arg->flags & FUSE_FLOCK_LOCKS)) fc->no_flock = 1; + } else { + if (!(arg->flags & FUSE_POSIX_LOCKS)) + fc->no_flock = 1; } if (arg->flags & FUSE_ATOMIC_O_TRUNC) fc->atomic_o_trunc = 1; |