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author | Marc Zyngier <marc.zyngier@arm.com> | 2017-04-03 19:37:49 +0100 |
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committer | Christoffer Dall <cdall@linaro.org> | 2017-04-09 07:49:25 -0700 |
commit | 6b52f7bdb8883b9c6a47a5558e6b08834c952fb3 (patch) | |
tree | 2077edbd0f9c404f671d1c053a5c65ce9b831b2c /arch/arm/kernel/hyp-stub.S | |
parent | 6b85677c38510e09d482a9bd57000a099003a898 (diff) | |
download | linux-6b52f7bdb8883b9c6a47a5558e6b08834c952fb3.tar.bz2 |
ARM: hyp-stub: Use r1 for the soft-restart address
It is not really obvious why the restart address should be in r3
when communicated to the hyp-stub. r1 should be perfectly adequate,
and consistent with the rest of the code.
Tested-by: Keerthy <j-keerthy@ti.com>
Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
Diffstat (limited to 'arch/arm/kernel/hyp-stub.S')
-rw-r--r-- | arch/arm/kernel/hyp-stub.S | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S index 8301db963d83..15eaa14322a7 100644 --- a/arch/arm/kernel/hyp-stub.S +++ b/arch/arm/kernel/hyp-stub.S @@ -214,7 +214,7 @@ __hyp_stub_do_trap: 1: teq r0, #HVC_SOFT_RESTART bne 1f - bx r3 + bx r1 1: mov r0, #-1 @@ -258,10 +258,9 @@ ENTRY(__hyp_set_vectors) ENDPROC(__hyp_set_vectors) ENTRY(__hyp_soft_restart) - mov r3, r0 + mov r1, r0 mov r0, #HVC_SOFT_RESTART __HVC(0) - mov r0, r3 ret lr ENDPROC(__hyp_soft_restart) |