* [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"
@ 2024-07-02 11:42 Akira Yokosawa
2024-07-02 13:48 ` Andrea Parri
0 siblings, 1 reply; 5+ messages in thread
From: Akira Yokosawa @ 2024-07-02 11:42 UTC (permalink / raw)
To: Paul E. McKenney, Will Deacon
Cc: Alan Stern, Andrea Parri, Peter Zijlstra, Boqun Feng,
Nicholas Piggin, David Howells, Jade Alglave, Luc Maranget,
Daniel Lustig, Joel Fernandes, linux-kernel, linux-arch,
Akira Yokosawa
Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
[smp_]read_barrier_depends()") removed the entire section of "CACHE
COHERENCY", without getting rid of its traces.
Remove them.
Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Cc: Will Deacon <will@kernel.org>
---
Documentation/memory-barriers.txt | 3 ---
1 file changed, 3 deletions(-)
diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
index 4202174a6262..93d58d9a428b 100644
--- a/Documentation/memory-barriers.txt
+++ b/Documentation/memory-barriers.txt
@@ -88,7 +88,6 @@ CONTENTS
(*) The effects of the cpu cache.
- - Cache coherency.
- Cache coherency vs DMA.
- Cache coherency vs MMIO.
@@ -677,8 +676,6 @@ include/linux/rcupdate.h. This permits the current target of an RCU'd
pointer to be replaced with a new modified target, without the replacement
target appearing to be incompletely initialised.
-See also the subsection on "Cache Coherency" for a more thorough example.
-
CONTROL DEPENDENCIES
--------------------
base-commit: 7579cedf8efed9a05b2537f4c276571e4753a907
--
2.34.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"
2024-07-02 11:42 [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY" Akira Yokosawa
@ 2024-07-02 13:48 ` Andrea Parri
2024-07-02 17:35 ` Paul E. McKenney
0 siblings, 1 reply; 5+ messages in thread
From: Andrea Parri @ 2024-07-02 13:48 UTC (permalink / raw)
To: Akira Yokosawa
Cc: Paul E. McKenney, Will Deacon, Alan Stern, Peter Zijlstra,
Boqun Feng, Nicholas Piggin, David Howells, Jade Alglave,
Luc Maranget, Daniel Lustig, Joel Fernandes, linux-kernel,
linux-arch
On Tue, Jul 02, 2024 at 08:42:44PM +0900, Akira Yokosawa wrote:
> Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
> [smp_]read_barrier_depends()") removed the entire section of "CACHE
> COHERENCY", without getting rid of its traces.
>
> Remove them.
>
> Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
> Cc: Will Deacon <will@kernel.org>
Acked-by: Andrea Parri <parri.andrea@gmail.com>
Andrea
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"
2024-07-02 13:48 ` Andrea Parri
@ 2024-07-02 17:35 ` Paul E. McKenney
2024-07-04 3:07 ` Akira Yokosawa
0 siblings, 1 reply; 5+ messages in thread
From: Paul E. McKenney @ 2024-07-02 17:35 UTC (permalink / raw)
To: Andrea Parri
Cc: Akira Yokosawa, Will Deacon, Alan Stern, Peter Zijlstra,
Boqun Feng, Nicholas Piggin, David Howells, Jade Alglave,
Luc Maranget, Daniel Lustig, Joel Fernandes, linux-kernel,
linux-arch
On Tue, Jul 02, 2024 at 03:48:34PM +0200, Andrea Parri wrote:
> On Tue, Jul 02, 2024 at 08:42:44PM +0900, Akira Yokosawa wrote:
> > Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
> > [smp_]read_barrier_depends()") removed the entire section of "CACHE
> > COHERENCY", without getting rid of its traces.
> >
> > Remove them.
> >
> > Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
> > Cc: Will Deacon <will@kernel.org>
>
> Acked-by: Andrea Parri <parri.andrea@gmail.com>
Queued for the v6.12 merge window, thank you both!
Thanx, Paul
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"
2024-07-02 17:35 ` Paul E. McKenney
@ 2024-07-04 3:07 ` Akira Yokosawa
2024-07-04 3:24 ` Paul E. McKenney
0 siblings, 1 reply; 5+ messages in thread
From: Akira Yokosawa @ 2024-07-04 3:07 UTC (permalink / raw)
To: Paul E. McKenney; +Cc: Andrea Parri, linux-kernel, linux-arch
[Dropping most CCs]
On Tue, 2 Jul 2024 10:35:43 -0700, Paul E. McKenney wrote:
> On Tue, Jul 02, 2024 at 03:48:34PM +0200, Andrea Parri wrote:
>> On Tue, Jul 02, 2024 at 08:42:44PM +0900, Akira Yokosawa wrote:
>>> Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
>>> [smp_]read_barrier_depends()") removed the entire section of "CACHE
>>> COHERENCY", without getting rid of its traces.
>>>
>>> Remove them.
>>>
>>> Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
>>> Cc: Will Deacon <will@kernel.org>
>>
>> Acked-by: Andrea Parri <parri.andrea@gmail.com>
>
> Queued for the v6.12 merge window, thank you both!
Paul,
Commit 1b8aad080e48 in the dev tree doesn't have Andrea's Acked-by:
Can you please apply it on next rebase?
Thanks, Akira
>
> Thanx, Paul
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY"
2024-07-04 3:07 ` Akira Yokosawa
@ 2024-07-04 3:24 ` Paul E. McKenney
0 siblings, 0 replies; 5+ messages in thread
From: Paul E. McKenney @ 2024-07-04 3:24 UTC (permalink / raw)
To: Akira Yokosawa; +Cc: Andrea Parri, linux-kernel, linux-arch
On Thu, Jul 04, 2024 at 12:07:32PM +0900, Akira Yokosawa wrote:
> [Dropping most CCs]
>
> On Tue, 2 Jul 2024 10:35:43 -0700, Paul E. McKenney wrote:
> > On Tue, Jul 02, 2024 at 03:48:34PM +0200, Andrea Parri wrote:
> >> On Tue, Jul 02, 2024 at 08:42:44PM +0900, Akira Yokosawa wrote:
> >>> Commit 8ca924aeb4f2 ("Documentation/barriers: Remove references to
> >>> [smp_]read_barrier_depends()") removed the entire section of "CACHE
> >>> COHERENCY", without getting rid of its traces.
> >>>
> >>> Remove them.
> >>>
> >>> Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
> >>> Cc: Will Deacon <will@kernel.org>
> >>
> >> Acked-by: Andrea Parri <parri.andrea@gmail.com>
> >
> > Queued for the v6.12 merge window, thank you both!
>
> Paul,
>
> Commit 1b8aad080e48 in the dev tree doesn't have Andrea's Acked-by:
>
> Can you please apply it on next rebase?
Apologies to you both and thank you for checking! I have it on my list
for the next rebase.
Thanx, Paul
^ permalink raw reply [flat|nested] 5+ messages in thread
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2024-07-02 11:42 [PATCH lkmm] docs/memory-barriers.txt: Remove left-over references to "CACHE COHERENCY" Akira Yokosawa
2024-07-02 13:48 ` Andrea Parri
2024-07-02 17:35 ` Paul E. McKenney
2024-07-04 3:07 ` Akira Yokosawa
2024-07-04 3:24 ` Paul E. McKenney
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