linux-kernel - Re: [PATCH] net: allow sleeping when modifying store_rps

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Date:	Thu, 13 Aug 2015 21:41:07 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	sasha.levin@...cle.com
Cc:	tom@...bertland.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: allow sleeping when modifying store_rps_map

From: Sasha Levin <sasha.levin@...cle.com>
Date: Thu, 13 Aug 2015 14:03:16 -0400

> Commit 10e4ea751 ("net: Fix race condition in store_rps_map") has moved the
> manipulation of the rps_needed jump label under a spinlock. Since changing
> the state of a jump label may sleep this is incorrect and causes warnings
> during runtime.
> 
> Make rps_map_lock a mutex to allow sleeping under it.
> 
> Fixes: 10e4ea751 ("net: Fix race condition in store_rps_map")
> Signed-off-by: Sasha Levin <sasha.levin@...cle.com>

Applied, thanks.
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