linux-kernel - [PATCH 0/2 v2] dcache: get/release read lock in read_seqbegin_or

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Message-Id: <1378997735-22844-1-git-send-email-Waiman.Long@hp.com>
Date:	Thu, 12 Sep 2013 10:55:33 -0400
From:	Waiman Long <Waiman.Long@...com>
To:	Alexander Viro <viro@...iv.linux.org.uk>,
	Thomas Gleixner <tglx@...utronix.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Waiman Long <Waiman.Long@...com>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Chandramouleeswaran, Aswin" <aswin@...com>,
	"Norton, Scott J" <scott.norton@...com>
Subject: [PATCH 0/2 v2] dcache: get/release read lock in read_seqbegin_or_lock() & friend

Change log
----------
v1->v2:
  - Rename the new seqlock primitives to read_seqexcl_lock* and
    read_seqexcl_unlock*.
  - Clarify in the commit log and comments about the exclusive nature
    of the read lock.

Waiman Long (2):
  seqlock: Add a new locking reader type
  dcache: get/release read lock in read_seqbegin_or_lock() & friend

 fs/dcache.c             |   31 +++++++++++----------
 include/linux/seqlock.h |   68 +++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 79 insertions(+), 20 deletions(-)

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