linux-kernel - Re: improved smpboot integration

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Date:	Fri, 13 Jun 2008 20:34:33 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Glauber Costa <gcosta@...hat.com>
Cc:	tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: improved smpboot integration


* Glauber Costa <gcosta@...hat.com> wrote:

> Ingo, please pull the latest master git tree from:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/glommer/linux-2.6-integration.git master
> 
> into your tip/master tree

thanks. I'm still testing it - found one problem so far, see the fix 
below.

btw., it makes sense to test-pull your own URIs to check it's all 
correct - the correct URI above is:

   git://git.kernel.org/pub/scm/linux/kernel/git/glommer/linux-2.6-x86-integration.git master

	Ingo

--------------->
commit 25acfcc76e4ca3120d5ac36be17ff2c3319421b0
Author: Ingo Molnar <mingo@...e.hu>
Date:   Fri Jun 13 20:31:54 2008 +0200

    x86: fix sleep.c build error
    
    fix:
    
    arch/x86/kernel/acpi/sleep.c: In function ‘acpi_save_state_mem':
    arch/x86/kernel/acpi/sleep.c:75: error: ‘stack_start' undeclared (first use in this function)
    arch/x86/kernel/acpi/sleep.c:75: error: (Each undeclared identifier is reported
    only once
    arch/x86/kernel/acpi/sleep.c:75: error: for each function it appears in.)

diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 0103af2..cd1edab 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -72,7 +72,9 @@ int acpi_save_state_mem(void)
 	saved_magic = 0x12345678;
 #else /* CONFIG_64BIT */
 	header->trampoline_segment = setup_trampoline() >> 4;
+#ifdef CONFIG_SMP
 	stack_start.sp = temp_stack + 4096;
+#endif
 	initial_code = (unsigned long)wakeup_long64;
 	saved_magic = 0x123456789abcdef0;
 #endif /* CONFIG_64BIT */
--
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