diff mbox series

[v2,12/24] drm/msm: avoid using 'timespec'

Message ID 20191213205417.3871055-3-arnd@arndb.de
State Accepted
Commit 6cedb8b377bba6520508399b74754b9a0ca06edf
Headers show
Series drivers, fs: y2038 updates | expand

Commit Message

Arnd Bergmann Dec. 13, 2019, 8:53 p.m. UTC 
The timespec structure and associated interfaces are deprecated and will
be removed in the future because of the y2038 overflow.

The use of ktime_to_timespec() in timeout_to_jiffies() does not
suffer from that overflow, but is easy to avoid by just converting
the ktime_t into jiffies directly.

Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

---
 drivers/gpu/drm/msm/msm_drv.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

-- 
2.20.0
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 71547e756e29..740bf7c70d8f 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -454,8 +454,7 @@  static inline unsigned long timeout_to_jiffies(const ktime_t *timeout)
 		remaining_jiffies = 0;
 	} else {
 		ktime_t rem = ktime_sub(*timeout, now);
-		struct timespec ts = ktime_to_timespec(rem);
-		remaining_jiffies = timespec_to_jiffies(&ts);
+		remaining_jiffies = ktime_divns(rem, NSEC_PER_SEC / HZ);
 	}
 
 	return remaining_jiffies;