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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-18 08:09:40 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-18 08:09:40 -0800
commitba4b60e85d6c5fc2242fd24e131a47fb922e5d89 (patch)
tree6be918ce3924d0677bc1029f7d1255fef48a8f85 /fs/lockd/svclock.c
parent5dba4c56dfa660a85dc8e897990948cdec3734bf (diff)
parent6d0abeca3242a88cab8232e4acd7e2bf088f3bc2 (diff)
downloadtalos-op-linux-ba4b60e85d6c5fc2242fd24e131a47fb922e5d89.tar.gz
talos-op-linux-ba4b60e85d6c5fc2242fd24e131a47fb922e5d89.zip
Merge 3.14-rc3 into char-misc-next
We need the fixes here for future mei and other patches. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/lockd/svclock.c')
-rw-r--r--fs/lockd/svclock.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index e066a3902973..ab798a88ec1d 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -779,6 +779,7 @@ nlmsvc_grant_blocked(struct nlm_block *block)
struct nlm_file *file = block->b_file;
struct nlm_lock *lock = &block->b_call->a_args.lock;
int error;
+ loff_t fl_start, fl_end;
dprintk("lockd: grant blocked lock %p\n", block);
@@ -796,9 +797,16 @@ nlmsvc_grant_blocked(struct nlm_block *block)
}
/* Try the lock operation again */
+ /* vfs_lock_file() can mangle fl_start and fl_end, but we need
+ * them unchanged for the GRANT_MSG
+ */
lock->fl.fl_flags |= FL_SLEEP;
+ fl_start = lock->fl.fl_start;
+ fl_end = lock->fl.fl_end;
error = vfs_lock_file(file->f_file, F_SETLK, &lock->fl, NULL);
lock->fl.fl_flags &= ~FL_SLEEP;
+ lock->fl.fl_start = fl_start;
+ lock->fl.fl_end = fl_end;
switch (error) {
case 0:
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