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Date: Fri, 24 Nov 2017 15:23:22 +0100 (CET)
From: Thomas Gleixner <tglx@linutronix.de>
To: Ingo Molnar <mingo@kernel.org>
cc: linux-kernel@vger.kernel.org,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Andy Lutomirski <luto@amacapital.net>,
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        Peter Zijlstra <peterz@infradead.org>, Borislav Petkov <bp@alien8.de>,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 18/43] x86/entry/64: Move the IST stacks into
 cpu_entry_area
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References: <20171124091448.7649-1-mingo@kernel.org> <20171124091448.7649-19-mingo@kernel.org>
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On Fri, 24 Nov 2017, Ingo Molnar wrote:

> From: Andy Lutomirski <luto@kernel.org>
> 
> The IST stacks are needed when an IST exception occurs and are
> accessed before any kernel code at all runs.  Move them into
> cpu_entry_area.
> 
> Signed-off-by: Andy Lutomirski <luto@kernel.org>

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