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authorJ. Bruce Fields <bfields@redhat.com>2017-06-28 13:34:15 -0400
committerJ. Bruce Fields <bfields@redhat.com>2017-06-28 13:34:15 -0400
commit9a1d168e1bc2893120bb7c0d9932dd22f97d0b55 (patch)
treef7d419f1601419aa0aebda102a6b14bdf7653443 /arch/arm/kvm/hyp/switch.c
parentbb2a8b0cd116219777b99cb71fe9e24b31d3f521 (diff)
parent32c1431eea4881a6b17bd7c639315010aeefa452 (diff)
Merge tag 'v4.12-rc5' into nfsd tree
Update to get f0c3192ceee3 "virtio_net: lower limit on buffer size". That bug was interfering with my nfsd testing.
Diffstat (limited to 'arch/arm/kvm/hyp/switch.c')
-rw-r--r--arch/arm/kvm/hyp/switch.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kvm/hyp/switch.c b/arch/arm/kvm/hyp/switch.c
index 92678b7bd046..624a510d31df 100644
--- a/arch/arm/kvm/hyp/switch.c
+++ b/arch/arm/kvm/hyp/switch.c
@@ -48,7 +48,9 @@ static void __hyp_text __activate_traps(struct kvm_vcpu *vcpu, u32 *fpexc_host)
write_sysreg(HSTR_T(15), HSTR);
write_sysreg(HCPTR_TTA | HCPTR_TCP(10) | HCPTR_TCP(11), HCPTR);
val = read_sysreg(HDCR);
- write_sysreg(val | HDCR_TPM | HDCR_TPMCR, HDCR);
+ val |= HDCR_TPM | HDCR_TPMCR; /* trap performance monitors */
+ val |= HDCR_TDRA | HDCR_TDOSA | HDCR_TDA; /* trap debug regs */
+ write_sysreg(val, HDCR);
}
static void __hyp_text __deactivate_traps(struct kvm_vcpu *vcpu)