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dm: use time_in_range() and time_after()

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To be future-proof and for better readability the time comparisons are modified
to use time_in_range() and time_after() instead of plain, error-prone math.

Signed-off-by: Manuel Schölling <manuel.schoelling@gmx.de>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Manuel Schölling 2014-05-22 22:42:37 +02:00 • committed by Mike Snitzer
parent 3ca5a21a9c
commit 0f30af98cb
3 changed files with 9 additions and 6 deletions
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5
drivers/md/dm-cache-target.c
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@ -11,6 +11,7 @@
#include <linux/dm-io.h>
#include <linux/dm-kcopyd.h>
#include <linux/jiffies.h>
#include <linux/init.h>
#include <linux/mempool.h>
#include <linux/module.h>
@ -1547,8 +1548,8 @@ static void process_bio(struct cache *cache, struct prealloc *structs,
static int need_commit_due_to_time(struct cache *cache)
{
return jiffies < cache->last_commit_jiffies ||
jiffies > cache->last_commit_jiffies + COMMIT_PERIOD;
return !time_in_range(jiffies, cache->last_commit_jiffies,
cache->last_commit_jiffies + COMMIT_PERIOD);
}
static int commit_if_needed(struct cache *cache)