task_work_queue() with 2 users [LWN.net]

From:		Oleg Nesterov <oleg@redhat.com>
To:		Andrew Morton <akpm@linux-foundation.org>, David Howells <dhowells@redhat.com>, Linus Torvalds <torvalds@linux-foundation.org>, Thomas Gleixner <tglx@linutronix.de>
Subject:		[PATCH v3 0/3] task_work_queue() with 2 users
Date:		Thu, 12 Apr 2012 23:11:46 +0200
Message-ID:		<20120412211146.GA30448@redhat.com>
Cc:		Alexander Gordeev <agordeev@redhat.com>, Chris Zankel <chris@zankel.net>, David Smith <dsmith@redhat.com>, "Frank Ch. Eigler" <fche@redhat.com>, Geert Uytterhoeven <geert@linux-m68k.org>, Larry Woodman <lwoodman@redhat.com>, Peter Zijlstra <peterz@infradead.org>, Tejun Heo <tj@kernel.org>, linux-kernel@vger.kernel.org
Archive-link:		Article, Thread

Hello.

Compared to v2

	1/3: make it (partly) useable without TIF_NOTIFY_RESUME

	2/3: address the comments from David

	3/3: New. Looks trivial, but I guess needs more testing.
	     And of course, needs the review from Thomas.

Oleg.

 include/linux/interrupt.h    |    4 --
 include/linux/key.h          |    6 +--
 include/linux/sched.h        |   12 ++----
 include/linux/task_work.h    |   32 ++++++++++++++++
 include/linux/tracehook.h    |   14 ++++++--
 kernel/Makefile              |    2 +-
 kernel/exit.c                |    5 ++-
 kernel/fork.c                |    1 +
 kernel/irq/manage.c          |   69 +++++++++++++++++------------------
 kernel/task_work.c           |   81 ++++++++++++++++++++++++++++++++++++++++++
 security/keys/internal.h     |    3 +-
 security/keys/keyctl.c       |   76 ++++++++++++++++++--------------------
 security/keys/process_keys.c |   25 ++++---------
 13 files changed, 213 insertions(+), 117 deletions(-)

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