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Merge tag 'x86_urgent_for_v6.5_rc1' of git://git.kernel.org/pub/scm/linux/kernel...
author
Linus Torvalds
<torvalds@linux-foundation.org>
Sun, 9 Jul 2023 17:13:32 +0000
(10:13 -0700)
committer
Linus Torvalds
<torvalds@linux-foundation.org>
Sun, 9 Jul 2023 17:13:32 +0000
(10:13 -0700)
Pull x86 fpu fix from Borislav Petkov:
- Do FPU AP initialization on Xen PV too which got missed by the recent
boot reordering work
* tag 'x86_urgent_for_v6.5_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/xen: Fix secondary processors' FPU initialization
arch/x86/xen/smp_pv.c
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diff --git
a/arch/x86/xen/smp_pv.c
b/arch/x86/xen/smp_pv.c
index d5ae5de2daa29d978d03c08ace7539cde6d0adc4..cef78b8c89f4456acc8d1f5f261320c41a319a2f 100644
(file)
--- a/
arch/x86/xen/smp_pv.c
+++ b/
arch/x86/xen/smp_pv.c
@@
-63,6
+63,7
@@
static void cpu_bringup(void)
cr4_init();
cpuhp_ap_sync_alive();
cpu_init();
+ fpu__init_cpu();
touch_softlockup_watchdog();
/* PVH runs in ring 0 and allows us to do native syscalls. Yay! */