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author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2012-01-12 17:17:33 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-12 20:13:03 -0800 |
commit | 2565409fc0303f3ab8d66b8326702a687962a29b (patch) | |
tree | b57f238d77ee87a991371a7021462b8c71351659 /arch/Kconfig | |
parent | 4156153c4daddf12dd386016f96a947a01e93bf4 (diff) | |
download | lwn-2565409fc0303f3ab8d66b8326702a687962a29b.tar.gz lwn-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/Kconfig')
-rw-r--r-- | arch/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 22182a8cc62c..4f55c736be11 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -196,4 +196,7 @@ config HAVE_ALIGNED_STRUCT_PAGE config HAVE_CMPXCHG_LOCAL bool +config HAVE_CMPXCHG_DOUBLE + bool + source "kernel/gcov/Kconfig" |