linux-kernel - Why is arch/x86/kernel/acpi/sleep.c:temp

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Date:	Tue, 30 Sep 2008 19:12:37 -0500
From:	Matt Mackall <mpm@...enic.com>
To:	Ingo Molnar <mingo@...e.hu>, Pavel Machek <pavel@...e.cz>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-acpi@...r.kernel.org
Subject: Why is arch/x86/kernel/acpi/sleep.c:temp_stack 10k?

We've got:

#if defined(CONFIG_SMP) && defined(CONFIG_64BIT)
static char temp_stack[10240];
#endif

and:

#ifdef CONFIG_SMP
        stack_start.sp = temp_stack + 4096;
#endif

..which suggests we use at most 4k of the stack?

-- 
Mathematics is the supreme nostalgia of our time.

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