From: "Paul E. McKenney" <paulmck@kernel.org>
To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
kernel-team@fb.com, mingo@kernel.org
Cc: stern@rowland.harvard.edu, parri.andrea@gmail.com,
will@kernel.org, peterz@infradead.org, boqun.feng@gmail.com,
npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk,
luc.maranget@inria.fr, akiyks@gmail.com,
SeongJae Park <sj@kernel.org>, Yunjae Lee <lyj7694@gmail.com>,
"Paul E . McKenney" <paulmck@kernel.org>
Subject: [PATCH memory-model 3/5] docs/memory-barriers.txt/kokr: introduce io_stop_wc() and add implementation for ARM64
Date: Wed, 19 Oct 2022 16:06:49 -0700 [thread overview]
Message-ID: <20221019230651.2502538-3-paulmck@kernel.org> (raw)
In-Reply-To: <20221019230640.GA2502305@paulmck-ThinkPad-P17-Gen-1>
From: SeongJae Park <sj@kernel.org>
Translate this commit to Korean:
d5624bb29f49 ("asm-generic: introduce io_stop_wc() and add implementation for ARM64")
Signed-off-by: SeongJae Park <sj@kernel.org>
Reviewed-by: Yunjae Lee <lyj7694@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
Documentation/translations/ko_KR/memory-barriers.txt | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/translations/ko_KR/memory-barriers.txt b/Documentation/translations/ko_KR/memory-barriers.txt
index 75aa5531cc7d0..96b4162989a0d 100644
--- a/Documentation/translations/ko_KR/memory-barriers.txt
+++ b/Documentation/translations/ko_KR/memory-barriers.txt
@@ -1918,6 +1918,14 @@ Mandatory 배리어들은 SMP 시스템에서도 UP 시스템에서도 SMP 효
Persistent memory 에서의 로드를 위해선 현재의 읽기 메모리 배리어로도 읽기
순서를 보장하는데 충분합니다.
+ (*) io_stop_wc();
+
+ 쓰기와 결합된 특성을 갖는 메모리 액세스의 경우 (예: ioremap_wc() 에 의해
+ 리턴되는 것들), CPU 는 앞의 액세스들이 뒤따르는 것들과 병합되게끔 기다릴
+ 수 있습니다. io_stop_wc() 는 그런 기다림이 성능에 영향을 끼칠 수 있을 때,
+ 이 매크로 앞의 쓰기-결합된 메모리 액세스들이 매크로 뒤의 것들과 병합되는
+ 것을 방지하기 위해 사용될 수 있습니다.
+
=========================
암묵적 커널 메모리 배리어
=========================
--
2.31.1.189.g2e36527f23
next prev parent reply other threads:[~2022-10-19 23:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-19 23:06 [PATCH memory-model 0/5] LKMM updates for v6.2 Paul E. McKenney
2022-10-19 23:06 ` [PATCH memory-model 1/5] tools/memory-model: Weaken ctrl dependency definition in explanation.txt Paul E. McKenney
2022-10-19 23:06 ` [PATCH memory-model 2/5] docs/memory-barriers.txt: Add a missed closing parenthesis Paul E. McKenney
2022-10-19 23:06 ` Paul E. McKenney [this message]
2022-10-19 23:06 ` [PATCH memory-model 4/5] docs/memory-barriers.txt/kokr: Add memory barrier dma_mb() Paul E. McKenney
2022-10-19 23:06 ` [PATCH memory-model 5/5] docs/memory-barriers.txt/kokr: Fix confusing name of 'data dependency barrier' Paul E. McKenney
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