xfs: Fix build when CONFIG_XFS_POSIX_ACL=n

When CONFIG_XFS_POSIX_ACL is not set "xfs_check_acl" is #defined
to NULL - which breaks the code attempting to add a tracepoint
on this function.

Only define the tracepoint when the function exists.

Signed-off-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Tony Luck 2010-07-20 17:54:41 +10:00 • committed by Alex Elder
commit 0f1a932f5d