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author | kib <kib@FreeBSD.org> | 2017-05-29 13:17:00 +0000 |
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committer | kib <kib@FreeBSD.org> | 2017-05-29 13:17:00 +0000 |
commit | 0bf386fbb2559e0d42ec9339380338a3dabd024a (patch) | |
tree | 07721955036c1b97ce614bf659e781cb69411494 /sys/amd64/amd64/cpu_switch.S | |
parent | a8b78f2a29971b6fb72716fc181ec1553fd89fb3 (diff) | |
download | FreeBSD-src-0bf386fbb2559e0d42ec9339380338a3dabd024a.zip FreeBSD-src-0bf386fbb2559e0d42ec9339380338a3dabd024a.tar.gz |
MFC r318318:
Ensure that resume path on amd64 only accesses page tables for normal
operation after processor is configured to allow all required
features.
Diffstat (limited to 'sys/amd64/amd64/cpu_switch.S')
-rw-r--r-- | sys/amd64/amd64/cpu_switch.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/amd64/cpu_switch.S b/sys/amd64/amd64/cpu_switch.S index e292797..64a3485 100644 --- a/sys/amd64/amd64/cpu_switch.S +++ b/sys/amd64/amd64/cpu_switch.S @@ -396,7 +396,7 @@ ENTRY(resumectx) movl 4 + PCB_KGSBASE(%rdi),%edx wrmsr - /* Restore EFER. */ + /* Restore EFER one more time. */ movl $MSR_EFER,%ecx movl PCB_EFER(%rdi),%eax wrmsr |