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author | Michael Neuling <mikey@neuling.org> | 2013-02-13 16:21:29 (GMT) |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-02-15 05:58:49 (GMT) |
commit | 6a6d541f33111385ec2746caa39377ffcd30f095 (patch) | |
tree | 943baf70325b3ef59858f9a00b412fb7a16d5ea4 | |
parent | 25e138149c19fa0680147b825be475f5fd57f155 (diff) | |
download | linux-fsl-qoriq-6a6d541f33111385ec2746caa39377ffcd30f095.tar.xz |
powerpc: Add new CPU feature bit for transactional memory
Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
-rw-r--r-- | arch/powerpc/include/asm/cputable.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index 5f1938f..3636081 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -220,6 +220,13 @@ extern const char *powerpc_base_platform; #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0 #endif +/* We only set the TM feature if the kernel was compiled with TM supprt */ +#ifdef CONFIG_PPC_TRANSACTIONAL_MEM +#define CPU_FTR_TM_COMP CPU_FTR_TM +#else +#define CPU_FTR_TM_COMP 0 +#endif + /* We need to mark all pages as being coherent if we're SMP or we have a * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II * require it for PCI "streaming/prefetch" to work properly. |