ArmPkg/ArmLib: move cache maintenance sync barriers out of loop

[mirror_edk2.git] / ArmPkg / Library / ArmLib / AArch64 / AArch64Support.S

diff --git a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
index f973a35c21d6a67a72fb0ce2451005c1a06b7a4a..df2dc935c122327e43d6399fca2348125dd9d6a2 100644 (file)
--- a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
+++ b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
@@ -65,43 +65,31 @@ GCC_ASM_EXPORT (ArmReadCurrentEL)
 \r
 ASM_PFX(ArmInvalidateDataCacheEntryByMVA):\r
   dc      ivac, x0    // Invalidate single data cache line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r
 ASM_PFX(ArmCleanDataCacheEntryByMVA):\r
   dc      cvac, x0    // Clean single data cache line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r
 ASM_PFX(ArmCleanInvalidateDataCacheEntryByMVA):\r
   dc      civac, x0   // Clean and invalidate single data cache line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r
 ASM_PFX(ArmInvalidateDataCacheEntryBySetWay):\r
   dc      isw, x0     // Invalidate this line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r
 ASM_PFX(ArmCleanInvalidateDataCacheEntryBySetWay):\r
   dc      cisw, x0    // Clean and Invalidate this line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r
 ASM_PFX(ArmCleanDataCacheEntryBySetWay):\r
   dc      csw, x0     // Clean this line\r
-  dsb     sy\r
-  isb\r
   ret\r
 \r
 \r