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| author | Mark Johnston <markj@FreeBSD.org> | 2018-10-03 14:20:43 +0000 |
|---|---|---|
| committer | Mark Johnston <markj@FreeBSD.org> | 2018-10-03 14:20:43 +0000 |
| commit | 7c179abac7190b7f5fef5facad403a7fb53d6c61 (patch) | |
| tree | 940f5795c534b5b81de653603fbfebfb14a02365 /sys/x86 | |
| parent | 580e30a33e4b11459e9f9ddbfefb2e408f77302b (diff) | |
| download | src-7c179abac7190b7f5fef5facad403a7fb53d6c61.tar.gz src-7c179abac7190b7f5fef5facad403a7fb53d6c61.zip | |
Fix an inverted test in ucode_load_ap().
This caused microcode to be updated only on the BSP if hyperthreading
was disabled, typically resulting in a hang or reset.
Approved by: re (kib)
Sponsored by: The FreeBSD Foundation
Notes
Notes:
svn path=/head/; revision=339124
Diffstat (limited to 'sys/x86')
| -rw-r--r-- | sys/x86/x86/ucode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/x86/x86/ucode.c b/sys/x86/x86/ucode.c index 50a5cbe4462b..5b039491345a 100644 --- a/sys/x86/x86/ucode.c +++ b/sys/x86/x86/ucode.c @@ -269,7 +269,7 @@ ucode_load_ap(int cpu) KASSERT(cpu_info[cpu_apic_ids[cpu]].cpu_present, ("cpu %d not present", cpu)); - if (!cpu_info[cpu_apic_ids[cpu]].cpu_hyperthread) + if (cpu_info[cpu_apic_ids[cpu]].cpu_hyperthread) return; #endif |