summaryrefslogtreecommitdiff
path: root/arch/arm64/kvm/hyp/hyp-entry.S
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /arch/arm64/kvm/hyp/hyp-entry.S
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'arch/arm64/kvm/hyp/hyp-entry.S')
-rw-r--r--arch/arm64/kvm/hyp/hyp-entry.S10
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S
index 348889439..2d87f36d5 100644
--- a/arch/arm64/kvm/hyp/hyp-entry.S
+++ b/arch/arm64/kvm/hyp/hyp-entry.S
@@ -42,19 +42,17 @@
* Shuffle the parameters before calling the function
* pointed to in x0. Assumes parameters in x[1,2,3].
*/
- sub sp, sp, #16
- str lr, [sp]
mov lr, x0
mov x0, x1
mov x1, x2
mov x2, x3
blr lr
- ldr lr, [sp]
- add sp, sp, #16
.endm
ENTRY(__vhe_hyp_call)
+ str lr, [sp, #-16]!
do_el2_call
+ ldr lr, [sp], #16
/*
* We used to rely on having an exception return to get
* an implicit isb. In the E2H case, we don't have it anymore.
@@ -84,8 +82,8 @@ alternative_endif
/* Here, we're pretty sure the host called HVC. */
restore_x0_to_x3
- /* Check for __hyp_get_vectors */
- cbnz x0, 1f
+ cmp x0, #HVC_GET_VECTORS
+ b.ne 1f
mrs x0, vbar_el2
b 2f