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authorIsaku Yamahata <yamahata@valinux.co.jp>2009-03-04 07:05:38 -0500
committerTony Luck <tony.luck@intel.com>2009-03-26 13:50:22 -0400
commit94752a794ddfdef65289a16627faefa7e2e62d58 (patch)
tree8c1929159f03c5924af0005bcbcc7b0ba2a69754 /arch/ia64/kernel/entry.S
parent9d1964f25c3c43dab5a5f4761477bcfc8402250e (diff)
ia64/pv_ops: paravirtualize mov = ar.itc.
paravirtualize mov reg = ar.itc. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/entry.S')
-rw-r--r--arch/ia64/kernel/entry.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index e5341e2c1175..ccfdeee9d89f 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -735,7 +735,7 @@ GLOBAL_ENTRY(__paravirt_leave_syscall)
735__paravirt_work_processed_syscall: 735__paravirt_work_processed_syscall:
736#ifdef CONFIG_VIRT_CPU_ACCOUNTING 736#ifdef CONFIG_VIRT_CPU_ACCOUNTING
737 adds r2=PT(LOADRS)+16,r12 737 adds r2=PT(LOADRS)+16,r12
738(pUStk) mov.m r22=ar.itc // fetch time at leave 738 MOV_FROM_ITC(pUStk, p9, r22, r19) // fetch time at leave
739 adds r18=TI_FLAGS+IA64_TASK_SIZE,r13 739 adds r18=TI_FLAGS+IA64_TASK_SIZE,r13
740 ;; 740 ;;
741(p6) ld4 r31=[r18] // load current_thread_info()->flags 741(p6) ld4 r31=[r18] // load current_thread_info()->flags
@@ -984,7 +984,7 @@ GLOBAL_ENTRY(__paravirt_leave_kernel)
984#ifdef CONFIG_VIRT_CPU_ACCOUNTING 984#ifdef CONFIG_VIRT_CPU_ACCOUNTING
985 .pred.rel.mutex pUStk,pKStk 985 .pred.rel.mutex pUStk,pKStk
986 MOV_FROM_PSR(pKStk, r22, r29) // M2 read PSR now that interrupts are disabled 986 MOV_FROM_PSR(pKStk, r22, r29) // M2 read PSR now that interrupts are disabled
987(pUStk) mov.m r22=ar.itc // M fetch time at leave 987 MOV_FROM_ITC(pUStk, p9, r22, r29) // M fetch time at leave
988 nop.i 0 988 nop.i 0
989 ;; 989 ;;
990#else 990#else