diff options
| author | Adin Scannell <ascannell@google.com> | 2020-03-30 12:36:30 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-03-30 12:37:57 -0700 |
| commit | 3fac85da951f9f56d0232718ea7584250cf11f31 (patch) | |
| tree | aef282ad8f9dda532fb7d629d6d4aa58ab5e7487 /pkg/atomicbitops/atomicbitops_arm64.s | |
| parent | 4aee3706406d6b102540ad5bea272b7c893da827 (diff) | |
kvm: handle exit reasons even under EINTR.
In the case of other signals (preemption), inject a normal bounce and
defer the signal until the vCPU has been returned from guest mode.
PiperOrigin-RevId: 303799678
Diffstat (limited to 'pkg/atomicbitops/atomicbitops_arm64.s')
| -rw-r--r-- | pkg/atomicbitops/atomicbitops_arm64.s | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/pkg/atomicbitops/atomicbitops_arm64.s b/pkg/atomicbitops/atomicbitops_arm64.s index 5c780851b..644a6bca5 100644 --- a/pkg/atomicbitops/atomicbitops_arm64.s +++ b/pkg/atomicbitops/atomicbitops_arm64.s @@ -16,7 +16,7 @@ #include "textflag.h" -TEXT ·AndUint32(SB),$0-12 +TEXT ·AndUint32(SB),NOSPLIT,$0-12 MOVD ptr+0(FP), R0 MOVW val+8(FP), R1 again: @@ -26,7 +26,7 @@ again: CBNZ R3, again RET -TEXT ·OrUint32(SB),$0-12 +TEXT ·OrUint32(SB),NOSPLIT,$0-12 MOVD ptr+0(FP), R0 MOVW val+8(FP), R1 again: @@ -36,7 +36,7 @@ again: CBNZ R3, again RET -TEXT ·XorUint32(SB),$0-12 +TEXT ·XorUint32(SB),NOSPLIT,$0-12 MOVD ptr+0(FP), R0 MOVW val+8(FP), R1 again: @@ -46,7 +46,7 @@ again: CBNZ R3, again RET -TEXT ·CompareAndSwapUint32(SB),$0-20 +TEXT ·CompareAndSwapUint32(SB),NOSPLIT,$0-20 MOVD addr+0(FP), R0 MOVW old+8(FP), R1 MOVW new+12(FP), R2 @@ -60,7 +60,7 @@ done: MOVW R3, prev+16(FP) RET -TEXT ·AndUint64(SB),$0-16 +TEXT ·AndUint64(SB),NOSPLIT,$0-16 MOVD ptr+0(FP), R0 MOVD val+8(FP), R1 again: @@ -70,7 +70,7 @@ again: CBNZ R3, again RET -TEXT ·OrUint64(SB),$0-16 +TEXT ·OrUint64(SB),NOSPLIT,$0-16 MOVD ptr+0(FP), R0 MOVD val+8(FP), R1 again: @@ -80,7 +80,7 @@ again: CBNZ R3, again RET -TEXT ·XorUint64(SB),$0-16 +TEXT ·XorUint64(SB),NOSPLIT,$0-16 MOVD ptr+0(FP), R0 MOVD val+8(FP), R1 again: @@ -90,7 +90,7 @@ again: CBNZ R3, again RET -TEXT ·CompareAndSwapUint64(SB),$0-32 +TEXT ·CompareAndSwapUint64(SB),NOSPLIT,$0-32 MOVD addr+0(FP), R0 MOVD old+8(FP), R1 MOVD new+16(FP), R2 |