KVM: PPC: Book3S HV: Make xive_pushed a byte, not a word

"Linux Kernel Mailing List" <[email protected]> Sat, 10 Feb 2018 22:00:25 +0000 (UTC)
Newsgroups gmane.linux.kernel.commits.head
Message-ID <[email protected]>
Web:        https://git.kernel.org/torvalds/c/35c2405efc0142860c4b698f4c6331567c4ca1ef
Commit:     35c2405efc0142860c4b698f4c6331567c4ca1ef
Parent:     2662efd050953824de5c9b24449d6b5b342db10b
Refname:    refs/heads/master
Author:     Benjamin Herrenschmidt <[email protected]>
AuthorDate: Fri Jan 12 13:37:15 2018 +1100
Committer:  Paul Mackerras <[email protected]>
CommitDate: Fri Jan 19 12:10:21 2018 +1100

    KVM: PPC: Book3S HV: Make xive_pushed a byte, not a word
    
    Signed-off-by: Benjamin Herrenschmidt <[email protected]>
    Signed-off-by: Paul Mackerras <[email protected]>
---
 arch/powerpc/include/asm/kvm_host.h     | 2 +-
 arch/powerpc/kvm/book3s_hv_rmhandlers.S | 6 +++---
 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
--
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