[v3,08/16] powerpc/kvm/xive: Make xive_pushed a byte, not a word

Message ID 20180111043413.22655-8-benh@kernel.crashing.org
State Superseded
Headers show
Series
  • [v3,01/16] powerpc/xive: Remove incorrect debug code
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Commit Message

Benjamin Herrenschmidt Jan. 11, 2018, 4:34 a.m.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
 arch/powerpc/include/asm/kvm_host.h     | 3 ++-
 arch/powerpc/kvm/book3s_hv_rmhandlers.S | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

Patch

diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index bfe51356af5e..2cf2cc6b389a 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -739,7 +739,8 @@  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 ? */
+	u8 xive_esc_on;		 /* Is the escalation irq enabled ? */
 	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 68a9b28dfd25..bc3fc39d482b 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -1031,7 +1031,7 @@  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
 
 	/*
@@ -1436,7 +1436,7 @@  END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300)
 guest_exit_cont:		/* r9 = vcpu, r12 = trap, r13 = paca */
 #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
@@ -1465,7 +1465,7 @@  guest_exit_cont:		/* r9 = vcpu, r12 = trap, r13 = paca */
 	/* 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