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BUILD: fd/threads: fix breakage build breakage without threads

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The last fix for the volatile dereference made use of pl_deref_int()
which is unknown when building without threads. Let's simply open-code
it instead. No backport needed.
This commit is contained in:
Willy Tarreau 2018-02-06 12:00:27 +01:00
parent 236062f7ce
commit 821069832e
1 changed files with 2 additions and 2 deletions
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4
src/fd.c
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@ -265,7 +265,7 @@ lock_self:
#else
lock_self_next:
next = pl_deref_int(&fdtab[fd].cache.next);
next = ({ volatile int *next = &fdtab[fd].cache.next; *next; });
if (next == -2)
goto lock_self_next;
if (next <= -3)
@ -273,7 +273,7 @@ lock_self_next:
if (unlikely(!HA_ATOMIC_CAS(&fdtab[fd].cache.next, &next, -2)))
goto lock_self_next;
lock_self_prev:
prev = pl_deref_int(&fdtab[fd].cache.prev);
prev = ({ volatile int *prev = &fdtab[fd].cache.prev; *prev; });
if (prev == -2)
goto lock_self_prev;
if (unlikely(!HA_ATOMIC_CAS(&fdtab[fd].cache.prev, &prev, -2)))