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xen: use time_is_before_eq_jiffies() instead of open coding it 

Use the helper function time_is_{before,after}_jiffies() to improve
code readability.

Signed-off-by: Wang Qing <wangqing@vivo.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/1646018104-61415-1-git-send-email-wangqing@vivo.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
This commit is contained in:
Wang Qing 2022-02-27 19:15:03 -08:00 committed by Boris Ostrovsky
parent 1db333d9a5
commit b537bf429a
1 changed files with 2 additions and 1 deletions
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3
drivers/xen/balloon.c
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@ -59,6 +59,7 @@
#include <linux/slab.h>
#include <linux/sysctl.h>
#include <linux/moduleparam.h>
#include <linux/jiffies.h>
#include <asm/page.h>
#include <asm/tlb.h>
@ -794,7 +795,7 @@ static int __init balloon_wait_finish(void)
if (balloon_state == BP_ECANCELED) {
pr_warn_once("Initial ballooning failed, %ld pages need to be freed.\n",
-credit);
if (jiffies - last_changed >= HZ * balloon_boot_timeout)
if (time_is_before_eq_jiffies(last_changed + HZ * balloon_boot_timeout))
panic("Initial ballooning failed!\n");
}