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Merge tag 'x86_urgent_for_v6.5_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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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
This commit is contained in:
Linus Torvalds
2023-07-09 10:13:32 -07:00
parent e3da8db055 fe3e0a13e5
commit 51e3d7c274
1 changed files with 1 additions and 0 deletions
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arch/x86/xen/smp_pv.c
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@@ -63,6 +63,7 @@ static void cpu_bringup(void)
cr4_init(); cr4_init();
cpuhp_ap_sync_alive(); cpuhp_ap_sync_alive();
cpu_init(); cpu_init();
fpu__init_cpu();
touch_softlockup_watchdog(); touch_softlockup_watchdog();
/* PVH runs in ring 0 and allows us to do native syscalls. Yay! */ /* PVH runs in ring 0 and allows us to do native syscalls. Yay! */