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RDS: flush the FMR pool less often

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FMR flush is an expensive and time consuming operation. Reduce the
frequency of FMR pool flush by 50% so that more FMR work gets accumulated
for more efficient flushing.

Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
santosh.shilimkar@oracle.com 2015-08-25 12:02:02 -07:00 • committed by David S. Miller
parent ad1d7dc0d7
commit ef5217a6e2
1 changed files with 1 additions and 1 deletions
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2
net/rds/ib_rdma.c
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@ -737,7 +737,7 @@ void rds_ib_free_mr(void *trans_private, int invalidate)
/* If we've pinned too many pages, request a flush */
if (atomic_read(&pool->free_pinned) >= pool->max_free_pinned ||
atomic_read(&pool->dirty_count) >= pool->max_items / 10)
atomic_read(&pool->dirty_count) >= pool->max_items / 5)
queue_delayed_work(rds_ib_fmr_wq, &pool->flush_worker, 10);
if (invalidate) {