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* [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace()
       [not found] <20191022191136.GA25627@paulmck-ThinkPad-P72>
@ 2019-10-22 19:12 ` paulmck
  2019-10-28 12:57   ` Joonas Lahtinen
  0 siblings, 1 reply; 5+ messages in thread
From: paulmck @ 2019-10-22 19:12 UTC (permalink / raw)
  To: rcu
  Cc: peterz, fweisbec, jiangshanlai, dri-devel, oleg, dhowells,
	edumazet, joel, mingo, David Airlie, dipankar, Paul E. McKenney,
	intel-gfx, josh, mathieu.desnoyers, rostedt, Rodrigo Vivi, tglx,
	Tvrtko Ursulin, linux-kernel, akpm

From: "Paul E. McKenney" <paulmck@kernel.org>

This commit replaces the use of rcu_swap_protected() with the more
intuitively appealing rcu_replace() as a step towards removing
rcu_swap_protected().

Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
[ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: <intel-gfx@lists.freedesktop.org>
Cc: <dri-devel@lists.freedesktop.org>
---
 drivers/gpu/drm/i915/gem/i915_gem_context.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 1cdfe05..3f3e803 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -1629,7 +1629,7 @@ set_engines(struct i915_gem_context *ctx,
 		i915_gem_context_set_user_engines(ctx);
 	else
 		i915_gem_context_clear_user_engines(ctx);
-	rcu_swap_protected(ctx->engines, set.engines, 1);
+	set.engines = rcu_replace_pointer(ctx->engines, set.engines, 1);
 	mutex_unlock(&ctx->engines_mutex);
 
 	call_rcu(&set.engines->rcu, free_engines_rcu);
-- 
2.9.5

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace()
  2019-10-22 19:12 ` [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace() paulmck
@ 2019-10-28 12:57   ` Joonas Lahtinen
  2019-10-28 12:57     ` [Intel-gfx] " Joonas Lahtinen
  2019-10-28 13:40     ` Paul E. McKenney
  0 siblings, 2 replies; 5+ messages in thread
From: Joonas Lahtinen @ 2019-10-28 12:57 UTC (permalink / raw)
  To: rcu
  Cc: linux-kernel, mingo, jiangshanlai, dipankar, akpm,
	mathieu.desnoyers, josh, tglx, peterz, rostedt, dhowells,
	edumazet, fweisbec, oleg, joel, Paul E. McKenney, Jani Nikula,
	Rodrigo Vivi, David Airlie, Daniel Vetter, Chris Wilson,
	Tvrtko Ursulin, intel-gfx, dri-devel

Quoting paulmck@kernel.org (2019-10-22 22:12:08)
> From: "Paul E. McKenney" <paulmck@kernel.org>
> 
> This commit replaces the use of rcu_swap_protected() with the more
> intuitively appealing rcu_replace() as a step towards removing
> rcu_swap_protected().
> 
> Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
> Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
> [ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> Cc: Jani Nikula <jani.nikula@linux.intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> Cc: David Airlie <airlied@linux.ie>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
> Cc: <intel-gfx@lists.freedesktop.org>
> Cc: <dri-devel@lists.freedesktop.org>

"drm/i915:" preferred as the subject prefix for increased specificity.

Let me know which tree you end up merging with.

Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Regards, Joonas

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [Intel-gfx] [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace()
  2019-10-28 12:57   ` Joonas Lahtinen
@ 2019-10-28 12:57     ` Joonas Lahtinen
  2019-10-28 13:40     ` Paul E. McKenney
  1 sibling, 0 replies; 5+ messages in thread
From: Joonas Lahtinen @ 2019-10-28 12:57 UTC (permalink / raw)
  To: paulmck, rcu
  Cc: peterz, fweisbec, jiangshanlai, dri-devel, oleg, dhowells,
	edumazet, joel, mingo, David Airlie, dipankar, Paul E. McKenney,
	intel-gfx, josh, mathieu.desnoyers, rostedt, tglx, linux-kernel,
	akpm

Quoting paulmck@kernel.org (2019-10-22 22:12:08)
> From: "Paul E. McKenney" <paulmck@kernel.org>
> 
> This commit replaces the use of rcu_swap_protected() with the more
> intuitively appealing rcu_replace() as a step towards removing
> rcu_swap_protected().
> 
> Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
> Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
> [ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> Cc: Jani Nikula <jani.nikula@linux.intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> Cc: David Airlie <airlied@linux.ie>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
> Cc: <intel-gfx@lists.freedesktop.org>
> Cc: <dri-devel@lists.freedesktop.org>

"drm/i915:" preferred as the subject prefix for increased specificity.

Let me know which tree you end up merging with.

Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Regards, Joonas
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace()
  2019-10-28 12:57   ` Joonas Lahtinen
  2019-10-28 12:57     ` [Intel-gfx] " Joonas Lahtinen
@ 2019-10-28 13:40     ` Paul E. McKenney
  2019-10-28 13:40       ` [Intel-gfx] " Paul E. McKenney
  1 sibling, 1 reply; 5+ messages in thread
From: Paul E. McKenney @ 2019-10-28 13:40 UTC (permalink / raw)
  To: Joonas Lahtinen
  Cc: rcu, linux-kernel, mingo, jiangshanlai, dipankar, akpm,
	mathieu.desnoyers, josh, tglx, peterz, rostedt, dhowells,
	edumazet, fweisbec, oleg, joel, Jani Nikula, Rodrigo Vivi,
	David Airlie, Daniel Vetter, Chris Wilson, Tvrtko Ursulin,
	intel-gfx, dri-devel

On Mon, Oct 28, 2019 at 02:57:26PM +0200, Joonas Lahtinen wrote:
> Quoting paulmck@kernel.org (2019-10-22 22:12:08)
> > From: "Paul E. McKenney" <paulmck@kernel.org>
> > 
> > This commit replaces the use of rcu_swap_protected() with the more
> > intuitively appealing rcu_replace() as a step towards removing
> > rcu_swap_protected().
> > 
> > Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
> > Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
> > [ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
> > Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> > Cc: Jani Nikula <jani.nikula@linux.intel.com>
> > Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> > Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> > Cc: David Airlie <airlied@linux.ie>
> > Cc: Daniel Vetter <daniel@ffwll.ch>
> > Cc: Chris Wilson <chris@chris-wilson.co.uk>
> > Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
> > Cc: <intel-gfx@lists.freedesktop.org>
> > Cc: <dri-devel@lists.freedesktop.org>
> 
> "drm/i915:" preferred as the subject prefix for increased specificity.

"drm/i915" it is!

> Let me know which tree you end up merging with.

I expect to be sending a pull request for inclusion into the -tip
tree in a day or three.

> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Applied, thank you!

							Thanx, Paul

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [Intel-gfx] [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace()
  2019-10-28 13:40     ` Paul E. McKenney
@ 2019-10-28 13:40       ` Paul E. McKenney
  0 siblings, 0 replies; 5+ messages in thread
From: Paul E. McKenney @ 2019-10-28 13:40 UTC (permalink / raw)
  To: Joonas Lahtinen
  Cc: peterz, fweisbec, jiangshanlai, dri-devel, oleg, dhowells,
	edumazet, joel, mingo, David Airlie, dipankar, intel-gfx, josh,
	rcu, mathieu.desnoyers, rostedt, tglx, linux-kernel, akpm

On Mon, Oct 28, 2019 at 02:57:26PM +0200, Joonas Lahtinen wrote:
> Quoting paulmck@kernel.org (2019-10-22 22:12:08)
> > From: "Paul E. McKenney" <paulmck@kernel.org>
> > 
> > This commit replaces the use of rcu_swap_protected() with the more
> > intuitively appealing rcu_replace() as a step towards removing
> > rcu_swap_protected().
> > 
> > Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
> > Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
> > [ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
> > Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
> > Cc: Jani Nikula <jani.nikula@linux.intel.com>
> > Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> > Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
> > Cc: David Airlie <airlied@linux.ie>
> > Cc: Daniel Vetter <daniel@ffwll.ch>
> > Cc: Chris Wilson <chris@chris-wilson.co.uk>
> > Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
> > Cc: <intel-gfx@lists.freedesktop.org>
> > Cc: <dri-devel@lists.freedesktop.org>
> 
> "drm/i915:" preferred as the subject prefix for increased specificity.

"drm/i915" it is!

> Let me know which tree you end up merging with.

I expect to be sending a pull request for inclusion into the -tip
tree in a day or three.

> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Applied, thank you!

							Thanx, Paul
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2019-10-28 15:29 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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     [not found] <20191022191136.GA25627@paulmck-ThinkPad-P72>
2019-10-22 19:12 ` [PATCH tip/core/rcu 03/10] drivers/gpu: Replace rcu_swap_protected() with rcu_replace() paulmck
2019-10-28 12:57   ` Joonas Lahtinen
2019-10-28 12:57     ` [Intel-gfx] " Joonas Lahtinen
2019-10-28 13:40     ` Paul E. McKenney
2019-10-28 13:40       ` [Intel-gfx] " Paul E. McKenney

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