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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2018-01-12 03:37:15 +0100
committerPaul Mackerras <paulus@ozlabs.org>2018-01-19 02:10:21 +0100
commit35c2405efc0142860c4b698f4c6331567c4ca1ef (patch)
tree945b230235d22cedf72814230e06f7bbe3b4e23d /arch
parentKVM: PPC: Book3S HV: Check DR not IR to chose real vs virt mode MMIOs (diff)
downloadlinux-35c2405efc0142860c4b698f4c6331567c4ca1ef.tar.xz
linux-35c2405efc0142860c4b698f4c6331567c4ca1ef.zip
KVM: PPC: Book3S HV: Make xive_pushed a byte, not a word
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/kvm_host.h2
-rw-r--r--arch/powerpc/kvm/book3s_hv_rmhandlers.S6
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index bfe51356af5e..0c44fa67608d 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -739,7 +739,7 @@ struct kvm_vcpu_arch {
struct kvmppc_icp *icp; /* XICS presentation controller */
struct kvmppc_xive_vcpu *xive_vcpu; /* XIVE virtual CPU data */
__be32 xive_cam_word; /* Cooked W2 in proper endian with valid bit */
- u32 xive_pushed; /* Is the VP pushed on the physical CPU ? */
+ u8 xive_pushed; /* Is the VP pushed on the physical CPU ? */
union xive_tma_w01 xive_saved_state; /* W0..1 of XIVE thread state */
#endif
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index 948f21cf84d5..a7f429bc6de0 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -1033,7 +1033,7 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_ARCH_300)
li r9, TM_QW1_OS + TM_WORD2
stwcix r11,r9,r10
li r9, 1
- stw r9, VCPU_XIVE_PUSHED(r4)
+ stb r9, VCPU_XIVE_PUSHED(r4)
eieio
/*
@@ -1458,7 +1458,7 @@ mc_cont:
#endif
#ifdef CONFIG_KVM_XICS
/* We are exiting, pull the VP from the XIVE */
- lwz r0, VCPU_XIVE_PUSHED(r9)
+ lbz r0, VCPU_XIVE_PUSHED(r9)
cmpwi cr0, r0, 0
beq 1f
li r7, TM_SPC_PULL_OS_CTX
@@ -1487,7 +1487,7 @@ mc_cont:
/* Fixup some of the state for the next load */
li r10, 0
li r0, 0xff
- stw r10, VCPU_XIVE_PUSHED(r9)
+ stb r10, VCPU_XIVE_PUSHED(r9)
stb r10, (VCPU_XIVE_SAVED_STATE+3)(r9)
stb r0, (VCPU_XIVE_SAVED_STATE+4)(r9)
eieio