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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2012-01-13 02:17:33 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-13 05:13:03 +0100 |
| commit | 2565409fc0303f3ab8d66b8326702a687962a29b (patch) | |
| tree | b57f238d77ee87a991371a7021462b8c71351659 /arch/x86 | |
| parent | mm,x86,um: move CMPXCHG_LOCAL config option (diff) | |
| download | linux-2565409fc0303f3ab8d66b8326702a687962a29b.tar.xz linux-2565409fc0303f3ab8d66b8326702a687962a29b.zip | |
mm,x86,um: move CMPXCHG_DOUBLE config option
Move CMPXCHG_DOUBLE and rename it to HAVE_CMPXCHG_DOUBLE so architectures
can simply select the option if it is supported.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/Kconfig | 1 | ||||
| -rw-r--r-- | arch/x86/Kconfig.cpu | 3 | ||||
| -rw-r--r-- | arch/x86/um/Kconfig | 4 |
3 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 59717fd17bc7..6c14ecd851d0 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -62,6 +62,7 @@ config X86 select ANON_INODES select HAVE_ALIGNED_STRUCT_PAGE if SLUB && !M386 select HAVE_CMPXCHG_LOCAL if !M386 + select HAVE_CMPXCHG_DOUBLE select HAVE_ARCH_KMEMCHECK select HAVE_USER_RETURN_NOTIFIER select ARCH_BINFMT_ELF_RANDOMIZE_PIE diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 99d2ab8b7795..3c57033e2211 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -309,9 +309,6 @@ config X86_INTERNODE_CACHE_SHIFT config X86_CMPXCHG def_bool X86_64 || (X86_32 && !M386) -config CMPXCHG_DOUBLE - def_bool y - config X86_L1_CACHE_SHIFT int default "7" if MPENTIUM4 || MPSC diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig index a62bfc66239e..b2b54d2edf53 100644 --- a/arch/x86/um/Kconfig +++ b/arch/x86/um/Kconfig @@ -6,10 +6,6 @@ menu "UML-specific options" menu "Host processor type and features" -config CMPXCHG_DOUBLE - bool - default n - source "arch/x86/Kconfig.cpu" endmenu |