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authorRandy Dunlap <randy.dunlap@oracle.com>2009-11-11 13:47:45 +0100
committerJens Axboe <jens.axboe@oracle.com>2009-11-11 13:47:45 +0100
commitad5ebd2fa2557b04a653bb3c3377a47da8f9b8e9 (patch)
treef70ba006e73db3450b468c3098d43fc2a392b1da /block/blk-settings.c
parent86b37281411cf1e9bc0a6b5406c45edb7bd9ea5d (diff)
downloadtalos-obmc-linux-ad5ebd2fa2557b04a653bb3c3377a47da8f9b8e9.tar.gz
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block: jiffies fixes
Use HZ-independent calculation of milliseconds. Add jiffies.h where it was missing since functions or macros from it are used. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/blk-settings.c')
-rw-r--r--block/blk-settings.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 7f986cafacd5..1ebc1fdb9144 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -8,6 +8,7 @@
#include <linux/blkdev.h>
#include <linux/bootmem.h> /* for max_pfn/max_low_pfn */
#include <linux/gcd.h>
+#include <linux/jiffies.h>
#include "blk.h"
@@ -144,7 +145,7 @@ void blk_queue_make_request(struct request_queue *q, make_request_fn *mfn)
q->nr_batching = BLK_BATCH_REQ;
q->unplug_thresh = 4; /* hmm */
- q->unplug_delay = (3 * HZ) / 1000; /* 3 milliseconds */
+ q->unplug_delay = msecs_to_jiffies(3); /* 3 milliseconds */
if (q->unplug_delay == 0)
q->unplug_delay = 1;
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