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authorPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>2005-10-31 00:00:07 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2005-10-31 02:37:16 +0100
commitb365157be3250a6b5948422ba65e05e5f964e150 (patch)
treecd365dd42b15cc58f74bcc0d31a5ba34a817c354 /arch/um
parent[PATCH] uml: reuse i386 cpu-specific tuning (diff)
downloadlinux-b365157be3250a6b5948422ba65e05e5f964e150.tar.xz
linux-b365157be3250a6b5948422ba65e05e5f964e150.zip
[PATCH] uml: fix "reuse i386 cpu optimizations"
Remove RWSEM_GENERIC_SPINLOCK, it's now defined (only if needed) by the underlying arch/i386/Kconfig.cpu. Leave it only for x86_64. Even there, it's totally wrong, as they even have the code to support XCHG_ADD. Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/Kconfig4
-rw-r--r--arch/um/Kconfig.x86_645
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index ceaf6e4d2855..cd06ed7d842d 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -27,10 +27,6 @@ config UID16
bool
default y
-config RWSEM_GENERIC_SPINLOCK
- bool
- default y
-
config GENERIC_CALIBRATE_DELAY
bool
default y
diff --git a/arch/um/Kconfig.x86_64 b/arch/um/Kconfig.x86_64
index bd35e59419c8..aae19bc4b06a 100644
--- a/arch/um/Kconfig.x86_64
+++ b/arch/um/Kconfig.x86_64
@@ -6,6 +6,11 @@ config 64BIT
bool
default y
+#XXX: this is so in the underlying arch, but it's wrong!!!
+config RWSEM_GENERIC_SPINLOCK
+ bool
+ default y
+
config SEMAPHORE_SLEEPERS
bool
default y