powerpc: Correct dependency of KEXEC (was: Re: kexec: proc/device-tree/chosen/linux,kernel-end: No such file or directory)
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Message ID alpine.LRH.2.00.0904021823380.21587@vixen.sonytel.be
State Accepted, archived
Commit cb93d568e1ed2596e27f35b39241fe83955d9b26
Delegated to: Paul Mackerras
Headers show

Commit Message

Geert Uytterhoeven April 2, 2009, 4:25 p.m. 
On Tue, 31 Mar 2009, Geert Uytterhoeven wrote:
> With today's kernel, I can no longer kexec any kernel on PS3:
> 
> | /proc/device-tree/chosen/linux,kernel-end: No such file or directory
> | Could not get memory layout
> 
> Today's bad version: 15f7176eb1cccec0a332541285ee752b935c1c85
> Yesterday's good version: 0d34fb8e93ceba7b6dad0062dbb4a0813bacd75b
> 
> Before I start bisecting (tomorrow or the day thereafter), anyone with an idea?

Subject: powerpc: Correct dependency of KEXEC

commit 28794d34ecb6815a3fa0a4256027c9b081a17c5f ("powerpc/kconfig: Kill
PPC_MULTIPLATFORM") broke KEXEC, by making it dependant on BOOK3S, while it
should be PPC_BOOK3S.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>


With kind regards,

Geert Uytterhoeven
Software Architect

Sony Techsoft Centre Europe
The Corporate Village · Da Vincilaan 7-D1 · B-1935 Zaventem · Belgium

Phone:    +32 (0)2 700 8453
Fax:      +32 (0)2 700 8622
E-mail:   Geert.Uytterhoeven@sonycom.com
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Patch
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--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -313,7 +313,7 @@  config ARCH_ENABLE_MEMORY_HOTREMOVE
 
 config KEXEC
 	bool "kexec system call (EXPERIMENTAL)"
-	depends on BOOK3S && EXPERIMENTAL
+	depends on PPC_BOOK3S && EXPERIMENTAL
 	help
 	  kexec is a system call that implements the ability to shutdown your
 	  current kernel, and to start another kernel.  It is like a reboot