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authorDavid S. Miller <davem@davemloft.net>2009-09-25 02:13:11 +0400
committerDavid S. Miller <davem@davemloft.net>2009-09-25 02:13:11 +0400
commit8b3f6af86378d0a10ca2f1ded1da124aef13b62c (patch)
treede6ca90295730343c495be8d98be8efa322140ef /arch/mips/include/asm/mach-cavium-octeon
parent139d6065c83071d5f66cd013a274a43699f8e2c1 (diff)
parent94e0fb086fc5663c38bbc0fe86d698be8314f82f (diff)
downloadlinux-8b3f6af86378d0a10ca2f1ded1da124aef13b62c.tar.xz
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/cpc-usb/TODO drivers/staging/cpc-usb/cpc-usb_drv.c drivers/staging/cpc-usb/cpc.h drivers/staging/cpc-usb/cpc_int.h drivers/staging/cpc-usb/cpcusb.h
Diffstat (limited to 'arch/mips/include/asm/mach-cavium-octeon')
-rw-r--r--arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
index 3d830756b13a..425e708d4fb9 100644
--- a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h
@@ -31,12 +31,16 @@
#define cpu_has_cache_cdex_s 0
#define cpu_has_prefetch 1
+#define cpu_has_llsc 1
/*
- * We should disable LL/SC on non SMP systems as it is faster to
- * disable interrupts for atomic access than a LL/SC. Unfortunatly we
- * cannot as this breaks asm/futex.h
+ * We Disable LL/SC on non SMP systems as it is faster to disable
+ * interrupts for atomic access than a LL/SC.
*/
-#define cpu_has_llsc 1
+#ifdef CONFIG_SMP
+# define kernel_uses_llsc 1
+#else
+# define kernel_uses_llsc 0
+#endif
#define cpu_has_vtag_icache 1
#define cpu_has_dc_aliases 0
#define cpu_has_ic_fills_f_dc 0