linux-kernel - Re: [PATCH 0/4] ipc/sem.c: Bug fixes, regression fixes, v3

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Message-ID: <51A39CEE.9030303@redhat.com>
Date:	Mon, 27 May 2013 13:50:38 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Greg KH <gregkh@...uxfoundation.org>
CC:	Manfred Spraul <manfred@...orfullife.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Davidlohr Bueso <davidlohr.bueso@...com>, hhuang@...hat.com,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 0/4] ipc/sem.c: Bug fixes, regression fixes, v3

On 05/26/2013 10:04 PM, Greg KH wrote:
> On Sun, May 26, 2013 at 11:08:51AM +0200, Manfred Spraul wrote:
>> I've split my patch into 4 parts:
>> - 1: Fix-missing-wakeups-in-do_smart_update
>> - 2: seperate-wait-for-zero-and-alter-tasks
>> - 3: Always-use-only-one-queue-for-alter-operations
>> - 4: Rename-try_atomic_semop-to-perform_atomic
>>
>> Linus:
>> - Patch 1 should be merged immediately: It fixes bugs,
>>    the current code misses wakeups.
>
> Should this patch be backported to 3.9 and maybe older kernels as well?

No need, the new semaphore code (with this last regression)
did not get merged until the 3.10 merge window.

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