CLEANUP: fd: remove unused fd_set_running_excl()

This one is no longer used and was the origin of the previously mentioned
deadlock.

(cherry picked from commit 6cf13119e2adeeed2520c66d2fc0cea6f6f23acb)
[wt: not strictly needed but will catch offenders if any out-of-tree
 code were to rely on it]
Signed-off-by: Willy Tarreau <w@1wt.eu>
1 file changed