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authorPaolo Bonzini <pbonzini@redhat.com>2024-09-02 10:55:27 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2024-09-02 10:55:27 -0400
commit1ae99594fb7a7e78de7b1adf0feb4f681937a28e (patch)
treeeb243e1ba67336a21605b23265eb6259a2a9201b /arch/riscv/kernel/patch.c
parent66155de93bcf4f2967e602a4b3bf7ebe58f34b11 (diff)
parent5fa9f0480c7985e44e6ec32def0a395b768599cc (diff)
Merge tag 'kvm-x86-fixes-6.11-rcN' of https://github.com/kvm-x86/linux into kvm-master
KVM x86 fixes for 6.11 - Fixup missed comments from the REMOVED_SPTE=>FROZEN_SPTE rename. - Ensure a root is successfully loaded when pre-faulting SPTEs. - Grab kvm->srcu when handling KVM_SET_VCPU_EVENTS to guard against accessing memslots if toggling SMM happens to force a VM-Exit. - Emulate MSR_{FS,GS}_BASE on SVM even though interception is always disabled, so that KVM does the right thing if KVM's emulator encounters {RD,WR}MSR. - Explicitly clear BUS_LOCK_DETECT from KVM's caps on AMD, as KVM doesn't yet virtualize BUS_LOCK_DETECT on AMD. - Cleanup the help message for CONFIG_KVM_AMD_SEV, and call out that KVM now supports SEV-SNP too.
Diffstat (limited to 'arch/riscv/kernel/patch.c')
-rw-r--r--arch/riscv/kernel/patch.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c
index 69e5796fc51f..34ef522f07a8 100644
--- a/arch/riscv/kernel/patch.c
+++ b/arch/riscv/kernel/patch.c
@@ -205,6 +205,8 @@ int patch_text_set_nosync(void *addr, u8 c, size_t len)
int ret;
ret = patch_insn_set(addr, c, len);
+ if (!ret)
+ flush_icache_range((uintptr_t)addr, (uintptr_t)addr + len);
return ret;
}
@@ -239,6 +241,8 @@ int patch_text_nosync(void *addr, const void *insns, size_t len)
int ret;
ret = patch_insn_write(addr, insns, len);
+ if (!ret)
+ flush_icache_range((uintptr_t)addr, (uintptr_t)addr + len);
return ret;
}