From: Waiman Long <Waiman.Long@hp.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
Scott J Norton <scott.norton@hp.com>,
Douglas Hatch <doug.hatch@hp.com>,
Waiman Long <Waiman.Long@hp.com>
Subject: [PATCH 0/2 v2] locking/qrwlock: Fix interrupt handling problem
Date: Tue, 9 Jun 2015 11:19:11 -0400 [thread overview]
Message-ID: <1433863153-30722-1-git-send-email-Waiman.Long@hp.com> (raw)
v1->v2:
- Add microbenchmark data for the second patch
This patch series contains 2 patches on qrwlock. The first one is just
a recap of the patch that I sent a few weeks ago. The second one is to
optimize the writer slowpath.
Waiman Long (2):
locking/qrwlock: Fix bug in interrupt handling code
locking/qrwlock: Don't contend with readers when setting _QW_WAITING
include/asm-generic/qrwlock.h | 4 +-
kernel/locking/qrwlock.c | 42 +++++++++++++++++++++++++++++++---------
2 files changed, 34 insertions(+), 12 deletions(-)
next reply other threads:[~2015-06-09 15:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-09 15:19 Waiman Long [this message]
2015-06-09 15:19 ` [PATCH v2 1/2] locking/qrwlock: Fix bug in interrupt handling code Waiman Long
2015-06-11 14:21 ` Will Deacon
2015-06-13 3:16 ` Waiman Long
2015-06-09 15:19 ` [PATCH v2 2/2] locking/qrwlock: Don't contend with readers when setting _QW_WAITING Waiman Long
2015-06-10 7:35 ` Ingo Molnar
2015-06-10 16:28 ` Waiman Long
2015-06-12 8:45 ` Ingo Molnar
2015-06-12 22:58 ` Waiman Long
2015-06-19 17:59 ` [tip:locking/core] locking/qrwlock: Don' t " tip-bot for Waiman Long
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1433863153-30722-1-git-send-email-Waiman.Long@hp.com \
--to=waiman.long@hp.com \
--cc=arnd@arndb.de \
--cc=doug.hatch@hp.com \
--cc=linux-arch@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=scott.norton@hp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®