linux-kernel - Re: [PATCH 1/2] locking/rwsem: Add down_write

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Message-ID: <cbaaf6b6-9981-997a-02ed-4d6055fd9833@vmware.com>
Date:   Tue, 9 Mar 2021 10:37:49 -0500
From:   Zack Rusin <zackr@...are.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
        Will Deacon <will@...nel.org>, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 1/2] locking/rwsem: Add down_write_interruptible

On 3/9/21 3:49 AM, Peter Zijlstra wrote:
> On Mon, Mar 08, 2021 at 03:54:55PM -0500, Zack Rusin wrote:
>> Add an interruptible version of down_write. It's the other
>> side of the already implemented down_read_interruptible.
>> It allows drivers which used custom locking code to
>> support interruptible rw semaphores to switch over
>> to rwsem.
>>
>> Cc: Peter Zijlstra <peterz@...radead.org>
>> Cc: Ingo Molnar <mingo@...hat.com>
>> Cc: Will Deacon <will@...nel.org>
>> Cc: linux-kernel@...r.kernel.org
>> Cc: dri-devel@...ts.freedesktop.org
> 
> No SoB!

Ah, sorry, fixed that locally.

> Assuning you actually wrote and and simply forgot to add it, the patch
> does look ok, so:
> 
> Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>

Thank you. I didn't want to bother you with the code in vmwgfx, so I 
only sent it to the lists (it was missing SoB as well):
https://lore.kernel.org/patchwork/patch/1391810/

z