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Date: Wed, 21 Jun 2017 10:01:51 +0200 (CEST)
From: Thomas Gleixner <tglx@linutronix.de>
To: Andy Lutomirski <luto@kernel.org>
cc: x86@kernel.org, linux-kernel@vger.kernel.org,
        Borislav Petkov <bp@alien8.de>,
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        Nadav Amit <nadav.amit@gmail.com>, Rik van Riel <riel@redhat.com>,
        Dave Hansen <dave.hansen@intel.com>,
        Arjan van de Ven <arjan@linux.intel.com>,
        Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH v3 01/11] x86/mm: Don't reenter flush_tlb_func_common()
In-Reply-To: <b13eee98a0e5322fbdc450f234a01006ec374e2c.1498022414.git.luto@kernel.org>
Message-ID: <alpine.DEB.2.20.1706211001330.2328@nanos>
References: <cover.1498022414.git.luto@kernel.org> <b13eee98a0e5322fbdc450f234a01006ec374e2c.1498022414.git.luto@kernel.org>
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On Tue, 20 Jun 2017, Andy Lutomirski wrote:
> Nadav noticed the reentrancy issue in a different context, but
> neither of us realized that it caused a problem yet.
> 
> Cc: Nadav Amit <nadav.amit@gmail.com>
> Cc: Dave Hansen <dave.hansen@intel.com>
> Reported-by: "Levin, Alexander (Sasha Levin)" <alexander.levin@verizon.com>
> Fixes: 3d28ebceaffa ("x86/mm: Rework lazy TLB to track the actual loaded mm")
> Signed-off-by: Andy Lutomirski <luto@kernel.org>

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>