lkml.org 
[lkml]   [2020]   [Mar]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] Documentation: Clarify better about the rwsem non-owner release issue
Date
Reword and clarify better about the rwsem non-owner release issue.

Link: https://lore.kernel.org/linux-pci/20200321212144.GA6475@google.com/

Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
---
Documentation/locking/locktypes.rst | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Documentation/locking/locktypes.rst b/Documentation/locking/locktypes.rst
index 6f2c0f5b041e..656dce72f11f 100644
--- a/Documentation/locking/locktypes.rst
+++ b/Documentation/locking/locktypes.rst
@@ -292,7 +292,7 @@ implementations to provide priority inheritance for all lock types except
the truly spinning ones. Priority inheritance on ownerless locks is
obviously impossible.

-For now the rwsem non-owner release excludes code which utilizes it from
-being used on PREEMPT_RT enabled kernels. In same cases this can be
-mitigated by disabling portions of the code, in other cases the complete
-functionality has to be disabled until a workable solution has been found.
+For now, a PREEMPT_RT kernel just disables code sections that perform a
+non-owner release of an rwsem. In some cases, parts of the code are disabled.
+In other cases, the complete functionality has to be disabled until a workable
+solution has been found.
--
2.25.1.696.g5e7596f4ac-goog
\
 
 \ /
  Last update: 2020-03-22 03:21    [W:0.045 / U:0.408 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site