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authorJens Axboe <jens.axboe@oracle.com>2009-08-06 20:50:48 +0200
committerJens Axboe <jens.axboe@oracle.com>2009-09-11 14:33:31 +0200
commit37867ae7c549c58d44337e27738577ed8b7cd753 (patch)
tree3e954d226c876369eddcfe3363ff5f872caa9451 /block
parent1badcfbd7febd33f71fc02bda9112bd25e9c294b (diff)
block: adjust default budget for blk-iopoll
It's not exported, I doubt we'll have a reason to change this... Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-iopoll.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/block/blk-iopoll.c b/block/blk-iopoll.c
index df6f192c9f6..0671d4614b0 100644
--- a/block/blk-iopoll.c
+++ b/block/blk-iopoll.c
@@ -17,6 +17,8 @@
int blk_iopoll_enabled = 1;
EXPORT_SYMBOL(blk_iopoll_enabled);
+static unsigned int blk_iopoll_budget __read_mostly = 256;
+
static DEFINE_PER_CPU(struct list_head, blk_cpu_iopoll);
/**
@@ -78,8 +80,8 @@ EXPORT_SYMBOL(blk_iopoll_complete);
static void blk_iopoll_softirq(struct softirq_action *h)
{
struct list_head *list = &__get_cpu_var(blk_cpu_iopoll);
+ int rearm = 0, budget = blk_iopoll_budget;
unsigned long start_time = jiffies;
- int rearm = 0, budget = 64;
local_irq_disable();