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authorStephen Rothwell <sfr@canb.auug.org.au>2011-08-10 11:49:56 +1000
committerIngo Molnar <mingo@elte.hu>2011-08-10 10:14:09 +0200
commit5cdd174feab1b4a74afc494c447906274aed4a20 (patch)
tree292072772499a2c4ea843d639034789fe6ed2419 /arch/x86/kernel/cpu
parent9387f774d61b01ab71bade85e6d0bfab0b3419bd (diff)
x86, amd: Include elf.h explicitly, prepare the code for the module.h split
When the moduleu.h splitting tree is merged to the latest tip:x86/cpu tree, the x86_64 allmodconfig build fails like this: arch/x86/kernel/cpu/amd.c: In function 'bsp_init_amd': arch/x86/kernel/cpu/amd.c:437:3: error: 'va_align' undeclared (first use in this function) arch/x86/kernel/cpu/amd.c:438:23: error: 'ALIGN_VA_32' undeclared (first use in this function) arch/x86/kernel/cpu/amd.c:438:37: error: 'ALIGN_VA_64' undeclared (first use in this function) This is caused by the module.h split up intreacting with commit dfb09f9b7ab0 ("x86, amd: Avoid cache aliasing penalties on AMD family 15h") from the tip:x86/cpu tree. I have added the following patch for today (this, or something similar, could be applied to the tip tree directly - the export.h include below was added by the module.h splitup). So include elf.h to use va_align and remove this implicit dependency on module.h doing it for us. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Borislav Petkov <borislav.petkov@amd.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Link: http://lkml.kernel.org/r/20110810114956.238d66772883636e3040d29f@canb.auug.org.au Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu')
-rw-r--r--arch/x86/kernel/cpu/amd.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index b6e3e87d25f..13c6ec81254 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -1,5 +1,6 @@
#include <linux/init.h>
#include <linux/bitops.h>
+#include <linux/elf.h>
#include <linux/mm.h>
#include <linux/io.h>