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authorDavid Daney <ddaney@caviumnetworks.com>2009-05-12 12:41:54 -0700
committerRalf Baechle <ralf@linux-mips.org>2009-06-17 11:06:26 +0100
commit9e290a19f21f4d6c305090d3c61fbfad65908188 (patch)
tree65a22ff83fb466cc3b8b639c660e7e05e16bc193 /arch/mips/include
parent41f0e4d041aa30507a34998c29d0b7ac0bede277 (diff)
MIPS: Remove execution hazard barriers for Octeon.
The Octeon has no execution hazards, so we can remove them and save an instruction per TLB handler invocation. Signed-off-by: David Daney <ddaney@caviumnetworks.com> Reviewed by: David VomLehn <dvomlehn@cisco.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h1
1 files changed, 1 insertions, 0 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 04ce6e6569d..bb291f41b6a 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
@@ -47,6 +47,7 @@
#define cpu_has_mips32r2 0
#define cpu_has_mips64r1 0
#define cpu_has_mips64r2 1
+#define cpu_has_mips_r2_exec_hazard 0
#define cpu_has_dsp 0
#define cpu_has_mipsmt 0
#define cpu_has_userlocal 0