diff options
| author | Isaku Yamahata <yamahata@valinux.co.jp> | 2009-03-04 13:05:38 +0100 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2009-03-26 18:50:22 +0100 |
| commit | 94752a794ddfdef65289a16627faefa7e2e62d58 (patch) | |
| tree | 8c1929159f03c5924af0005bcbcc7b0ba2a69754 /arch/ia64/kernel/entry.S | |
| parent | ia64/pv_ops/pvchecker: support mov = ar.itc paravirtualization (diff) | |
| download | linux-94752a794ddfdef65289a16627faefa7e2e62d58.tar.xz linux-94752a794ddfdef65289a16627faefa7e2e62d58.zip | |
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.S | 4 |
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) __paravirt_work_processed_syscall: #ifdef CONFIG_VIRT_CPU_ACCOUNTING adds r2=PT(LOADRS)+16,r12 -(pUStk) mov.m r22=ar.itc // fetch time at leave + MOV_FROM_ITC(pUStk, p9, r22, r19) // fetch time at leave adds r18=TI_FLAGS+IA64_TASK_SIZE,r13 ;; (p6) ld4 r31=[r18] // load current_thread_info()->flags @@ -984,7 +984,7 @@ GLOBAL_ENTRY(__paravirt_leave_kernel) #ifdef CONFIG_VIRT_CPU_ACCOUNTING .pred.rel.mutex pUStk,pKStk MOV_FROM_PSR(pKStk, r22, r29) // M2 read PSR now that interrupts are disabled -(pUStk) mov.m r22=ar.itc // M fetch time at leave + MOV_FROM_ITC(pUStk, p9, r22, r29) // M fetch time at leave nop.i 0 ;; #else |