From: Karim Eshapa <karim.eshapa@gmail.com>
Date: Fri, 5 May 2017 07:45:18 +0200
Subject: soc/fsl/qman: Sleep instead of stuck hacking jiffies
Git-commit: 7ce2e934178b1af66c99ffefd831ab0de7244747
Patch-mainline: v4.15-rc1
References: fate#326530,fate#326531,fate#326535,fate#326538,fate#326539
Use msleep() instead of stucking with long delay will be more efficient.
Signed-off-by: Karim Eshapa <karim.eshapa@gmail.com>
Acked-by: Scott Wood <oss@buserror.net>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
drivers/soc/fsl/qbman/qman.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c
index 18eefc3f1abe..da68f887ed82 100644
--- a/drivers/soc/fsl/qbman/qman.c
+++ b/drivers/soc/fsl/qbman/qman.c
@@ -1084,11 +1084,7 @@ static int drain_mr_fqrni(struct qm_portal *p)
* entries well before the ring has been fully consumed, so
* we're being *really* paranoid here.
*/
- u64 now, then = jiffies;
-
- do {
- now = jiffies;
- } while ((then + 10000) > now);
+ msleep(1);
msg = qm_mr_current(p);
if (!msg)
return 0;
--
2.11.0