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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
| commit | 4fb8af10d0fd09372d52966b76922b9e82bbc950 (patch) | |
| tree | d240e4d40357583e3f3eb228dccf20122a5b31ed /include/asm-s390/percpu.h | |
| parent | f44f82e8a20b98558486eb14497b2f71c78fa325 (diff) | |
| parent | 64a99d2a8c3ed5c4e39f3ae1cc682aa8fd3977fc (diff) | |
| download | kernel_samsung_smdk4412-4fb8af10d0fd09372d52966b76922b9e82bbc950.zip kernel_samsung_smdk4412-4fb8af10d0fd09372d52966b76922b9e82bbc950.tar.gz kernel_samsung_smdk4412-4fb8af10d0fd09372d52966b76922b9e82bbc950.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
Diffstat (limited to 'include/asm-s390/percpu.h')
| -rw-r--r-- | include/asm-s390/percpu.h | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/include/asm-s390/percpu.h b/include/asm-s390/percpu.h deleted file mode 100644 index 408d60b..0000000 --- a/include/asm-s390/percpu.h +++ /dev/null @@ -1,37 +0,0 @@ -#ifndef __ARCH_S390_PERCPU__ -#define __ARCH_S390_PERCPU__ - -#include <linux/compiler.h> -#include <asm/lowcore.h> - -/* - * s390 uses its own implementation for per cpu data, the offset of - * the cpu local data area is cached in the cpu's lowcore memory. - * For 64 bit module code s390 forces the use of a GOT slot for the - * address of the per cpu variable. This is needed because the module - * may be more than 4G above the per cpu area. - */ -#if defined(__s390x__) && defined(MODULE) - -#define SHIFT_PERCPU_PTR(ptr,offset) (({ \ - extern int simple_identifier_##var(void); \ - unsigned long *__ptr; \ - asm ( "larl %0, %1@GOTENT" \ - : "=a" (__ptr) : "X" (ptr) ); \ - (typeof(ptr))((*__ptr) + (offset)); })) - -#else - -#define SHIFT_PERCPU_PTR(ptr, offset) (({ \ - extern int simple_identifier_##var(void); \ - unsigned long __ptr; \ - asm ( "" : "=a" (__ptr) : "0" (ptr) ); \ - (typeof(ptr)) (__ptr + (offset)); })) - -#endif - -#define __my_cpu_offset S390_lowcore.percpu_offset - -#include <asm-generic/percpu.h> - -#endif /* __ARCH_S390_PERCPU__ */ |