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MINOR: buffers: cache-align buffer_wq_lock

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This lock is highly stressed, avoid cache-line sharing to limit stress.
This commit is contained in:
Willy Tarreau 2017-11-26 11:08:14 +01:00
parent 8b94969054
commit b6a2f58993
1 changed files with 1 additions and 1 deletions
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src/buffer.c
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@ -33,7 +33,7 @@ struct buffer buf_wanted = { .p = buf_wanted.data };
/* list of objects waiting for at least one buffer */
struct list buffer_wq = LIST_HEAD_INIT(buffer_wq);
__decl_hathreads(HA_SPINLOCK_T buffer_wq_lock);
__decl_hathreads(HA_SPINLOCK_T __attribute__((aligned(64))) buffer_wq_lock);
/* this buffer is always the same size as standard buffers and is used for
* swapping data inside a buffer.