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From: Sharat Masetty <smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	jcrouse-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
	Pablo Neira Ayuso <pablo-Cap9r6Oaw4JrovVCs/uTlw@public.gmane.org>,
	dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
	Matteo Croce <mcroce-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: [PATCH 12/13] jiffies: add utility function to calculate delta in ms
Date: Mon,  1 Oct 2018 18:01:44 +0530	[thread overview]
Message-ID: <1538397105-19581-13-git-send-email-smasetty@codeaurora.org> (raw)
In-Reply-To: <1538397105-19581-1-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>

From: Matteo Croce <mcroce@redhat.com>

add jiffies_delta_to_msecs() helper func to calculate the delta between
two times and eventually 0 if negative.

Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Matteo Croce <mcroce@redhat.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 include/linux/jiffies.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index a27cf66..fa92824 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -447,6 +447,11 @@ static inline clock_t jiffies_delta_to_clock_t(long delta)
 	return jiffies_to_clock_t(max(0L, delta));
 }
 
+static inline unsigned int jiffies_delta_to_msecs(long delta)
+{
+	return jiffies_to_msecs(max(0L, delta));
+}
+
 extern unsigned long clock_t_to_jiffies(unsigned long x);
 extern u64 jiffies_64_to_clock_t(u64 x);
 extern u64 nsec_to_clock_t(u64 x);
-- 
1.9.1

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  parent reply	other threads:[~2018-10-01 12:31 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-01 12:31 [PATCH 00/13] drm/msm: Hook up the DRM gpu scheduler Sharat Masetty
     [not found] ` <1538397105-19581-1-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 12:31   ` [PATCH 01/13] drm/msm: Track GPU fences with idr Sharat Masetty
     [not found]     ` <1538397105-19581-2-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 19:03       ` Jordan Crouse
     [not found]         ` <20181001190333.GE31641-9PYrDHPZ2Orvke4nUoYGnHL1okKdlPRT@public.gmane.org>
2018-10-01 21:49           ` Rob Clark
2018-10-01 12:31   ` [PATCH 02/13] drm/msm: Change msm_gpu_submit() API Sharat Masetty
     [not found]     ` <1538397105-19581-3-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 18:00       ` Jordan Crouse
2018-10-01 12:31   ` [PATCH 03/13] drm/msm: Save the ring name in the ring structure Sharat Masetty
     [not found]     ` <1538397105-19581-4-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 18:01       ` Jordan Crouse
2018-10-01 12:31   ` [PATCH 04/13] drm/msm: Change the name of the fence to hw_fence Sharat Masetty
2018-10-01 12:31   ` [PATCH 05/13] drm/msm: rearrange submit buffer objects clean up Sharat Masetty
2018-10-01 12:31   ` [PATCH 06/13] drm/msm: Use kzalloc for submit struct allocation Sharat Masetty
     [not found]     ` <1538397105-19581-7-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 18:13       ` Jordan Crouse
2018-10-03 10:50         ` [Freedreno] " Sharat Masetty
2018-10-01 12:31   ` [PATCH 07/13] drm/msm: Fix leak in submitqueue create Sharat Masetty
2018-10-01 12:31   ` [PATCH 08/13] drm/scheduler: set sched->thread to NULL in failure Sharat Masetty
2018-10-01 12:31   ` [PATCH 09/13] drm/msm: Use the DRM common Scheduler Sharat Masetty
     [not found]     ` <1538397105-19581-10-git-send-email-smasetty-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-10-01 19:02       ` Jordan Crouse
2018-10-03 10:43         ` Sharat Masetty
2018-10-01 12:31   ` [PATCH 10/13] msm/drm: Remove unused code Sharat Masetty
2018-10-01 12:31   ` [PATCH 11/13] drm/scheduler: Add a timeout_start_notify function op Sharat Masetty
2018-10-01 12:31   ` Sharat Masetty [this message]
2018-10-01 12:31   ` [PATCH 13/13] drm/msm: Implement better timeout detection Sharat Masetty

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