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| author | H. Peter Anvin <hpa@zytor.com> | 2011-07-21 22:34:05 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2011-07-21 22:34:05 +0200 |
| commit | ae7bd11b471931752e5609094ca0a49386590524 (patch) | |
| tree | 4c5ac21a847c6eb25259c63e11b2d8dc9f4defac | |
| parent | x86, vdso: Drop now wrong comment (diff) | |
| download | linux-ae7bd11b471931752e5609094ca0a49386590524.tar.xz linux-ae7bd11b471931752e5609094ca0a49386590524.zip | |
clocksource: Change __ARCH_HAS_CLOCKSOURCE_DATA to a CONFIG option
The machinery for __ARCH_HAS_CLOCKSOURCE_DATA assumed a file in
asm-generic would be the default for architectures without their own
file in asm/, but that is not how it works.
Replace it with a Kconfig option instead.
Link: http://lkml.kernel.org/r/4E288AA6.7090804@zytor.com
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: Andy Lutomirski <luto@mit.edu>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Tony Luck <tony.luck@intel.com>
| -rw-r--r-- | arch/ia64/Kconfig | 3 | ||||
| -rw-r--r-- | arch/ia64/include/asm/clocksource.h | 2 | ||||
| -rw-r--r-- | arch/x86/Kconfig | 4 | ||||
| -rw-r--r-- | arch/x86/include/asm/clocksource.h | 2 | ||||
| -rw-r--r-- | include/asm-generic/clocksource.h | 4 | ||||
| -rw-r--r-- | include/linux/clocksource.h | 4 |
6 files changed, 10 insertions, 9 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 38280ef4a2af..0a9820a77825 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -101,6 +101,9 @@ config GENERIC_IOMAP bool default y +config ARCH_CLOCKSOURCE_DATA + def_bool y + config SCHED_OMIT_FRAME_POINTER bool default y diff --git a/arch/ia64/include/asm/clocksource.h b/arch/ia64/include/asm/clocksource.h index 00eb549a59b0..5c8596e4cb02 100644 --- a/arch/ia64/include/asm/clocksource.h +++ b/arch/ia64/include/asm/clocksource.h @@ -3,8 +3,6 @@ #ifndef _ASM_IA64_CLOCKSOURCE_H #define _ASM_IA64_CLOCKSOURCE_H -#define __ARCH_HAS_CLOCKSOURCE_DATA - struct arch_clocksource_data { void *fsys_mmio; /* used by fsyscall asm code */ }; diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index da349723d411..c1e41bccdcb8 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -93,6 +93,10 @@ config CLOCKSOURCE_WATCHDOG config GENERIC_CLOCKEVENTS def_bool y +config ARCH_CLOCKSOURCE_DATA + def_bool y + depends on X86_64 + config GENERIC_CLOCKEVENTS_BROADCAST def_bool y depends on X86_64 || (X86_32 && X86_LOCAL_APIC) diff --git a/arch/x86/include/asm/clocksource.h b/arch/x86/include/asm/clocksource.h index 3882c65dc19b..0bdbbb3b9ce7 100644 --- a/arch/x86/include/asm/clocksource.h +++ b/arch/x86/include/asm/clocksource.h @@ -5,8 +5,6 @@ #ifdef CONFIG_X86_64 -#define __ARCH_HAS_CLOCKSOURCE_DATA - #define VCLOCK_NONE 0 /* No vDSO clock available. */ #define VCLOCK_TSC 1 /* vDSO should use vread_tsc. */ #define VCLOCK_HPET 2 /* vDSO should use vread_hpet. */ diff --git a/include/asm-generic/clocksource.h b/include/asm-generic/clocksource.h deleted file mode 100644 index 0a462d3fb05e..000000000000 --- a/include/asm-generic/clocksource.h +++ /dev/null @@ -1,4 +0,0 @@ -/* - * Architectures should override this file to add private userspace - * clock magic if needed. - */ diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 6bb69702c4fa..59ee970cf89e 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -22,7 +22,9 @@ typedef u64 cycle_t; struct clocksource; +#ifdef CONFIG_ARCH_CLOCKSOURCE_DATA #include <asm/clocksource.h> +#endif /** * struct cyclecounter - hardware abstraction for a free running counter @@ -171,7 +173,7 @@ struct clocksource { u32 shift; u64 max_idle_ns; -#ifdef __ARCH_HAS_CLOCKSOURCE_DATA +#ifdef CONFIG_ARCH_CLOCKSOURCE_DATA struct arch_clocksource_data archdata; #endif |