Messages in this thread Patch in this message | | | From | Qing Wang <> | Subject | [PATCH V2 1/13] block: xen: use time_is_before_eq_jiffies() instead of jiffies judgment | Date | Thu, 10 Feb 2022 18:30:24 -0800 |
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From: Wang Qing <wangqing@vivo.com>
It is better to use time_xxx() directly instead of jiffies judgment for understanding.
Signed-off-by: Wang Qing <wangqing@vivo.com> --- drivers/block/xen-blkback/blkback.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c index d1e2646..aecc1f4 --- a/drivers/block/xen-blkback/blkback.c +++ b/drivers/block/xen-blkback/blkback.c @@ -42,6 +42,7 @@ #include <linux/delay.h> #include <linux/freezer.h> #include <linux/bitmap.h> +#include <linux/jiffies.h> #include <xen/events.h> #include <xen/page.h> @@ -134,8 +135,8 @@ module_param(log_stats, int, 0644); static inline bool persistent_gnt_timeout(struct persistent_gnt *persistent_gnt) { - return pgrant_timeout && (jiffies - persistent_gnt->last_used >= - HZ * pgrant_timeout); + return pgrant_timeout && time_is_before_eq_jiffies( + persistent_gnt->last_used + HZ * pgrant_timeout); } #define vaddr(page) ((unsigned long)pfn_to_kaddr(page_to_pfn(page))) -- 2.7.4
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