linux-kernel - Re: [PATCH 2.6.25.10] pm_qos_params: change spinlock to rwlock

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Message-Id: <20080713012816.8c136efa.akpm@linux-foundation.org>
Date:	Sun, 13 Jul 2008 01:28:16 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Jakub W. Jozwicki" <jozwicki@...er.pl>
Cc:	linux-kernel@...r.kernel.org, mgross@...ux.intel.com
Subject: Re: [PATCH 2.6.25.10] pm_qos_params: change spinlock to rwlock

On Sun, 13 Jul 2008 01:19:19 +0200 "Jakub W. Jozwicki" <jozwicki@...er.pl> wrote:

> Concurrent calls to pm_qos_requirement shouldn't block each other. This patch 
> changes spinlock to rwlock and fixes issues with PREEMPT_RT.

"fixes issues" is nowhere near an adequate description.

Please provide complete descriptions for kernel patches.  That includes
describing the mysterious "issue" in full!

Thanks.

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