[PATCH 2/3] powerpc: Book E: Remove unused CPU_FTR_L2CSR bit

Paul Mackerras paulus at ozlabs.org
Tue Mar 20 08:46:12 AEDT 2018


The CPU_FTR_L2CSR bit is never tested anywhere, so let's reclaim the bit.

Signed-off-by: Paul Mackerras <paulus at ozlabs.org>
---
 arch/powerpc/include/asm/cputable.h | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h
index 052db18..761b99c 100644
--- a/arch/powerpc/include/asm/cputable.h
+++ b/arch/powerpc/include/asm/cputable.h
@@ -139,7 +139,6 @@ static inline void cpu_feature_keys_init(void) { }
 #define CPU_FTR_TAU			ASM_CONST(0x00000010)
 #define CPU_FTR_CAN_DOZE		ASM_CONST(0x00000020)
 #define CPU_FTR_USE_RTC			ASM_CONST(0x00000040)
-#define CPU_FTR_L2CSR			ASM_CONST(0x00000080)
 #define CPU_FTR_601			ASM_CONST(0x00000100)
 #define CPU_FTR_DBELL			ASM_CONST(0x00000200)
 #define CPU_FTR_CAN_NAP			ASM_CONST(0x00000400)
@@ -385,18 +384,18 @@ static inline void cpu_feature_keys_init(void) { }
 	    CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
 	    CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
 #define CPU_FTRS_E500MC	(CPU_FTR_NODSISRALIGN | \
-	    CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+	    CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 	    CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV)
 /*
  * e5500/e6500 erratum A-006958 is a timebase bug that can use the
  * same workaround as CPU_FTR_CELL_TB_BUG.
  */
 #define CPU_FTRS_E5500	(CPU_FTR_NODSISRALIGN | \
-	    CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+	    CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 	    CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 	    CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG)
 #define CPU_FTRS_E6500	(CPU_FTR_NODSISRALIGN | \
-	    CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
+	    CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
 	    CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
 	    CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
 	    CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
-- 
2.7.4



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