3d971ee18f
This reverts commit 901f6fedc5
(upstream commit 6d07b68ce16ae9535955ba2059dedba5309c3ca1).
As suggested in commit 5864a2fd3088db73d47942370d0f7210a807b9bc
(ipc/sem.c: fix complex_count vs. simple op race) since it introduces
a regression and the candidate fix requires too many changes for 3.10.
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>