KVM/arm64 fixes for 6.12, take #3

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- Stop wasting space in the HYP idmap, as we are dangerously close
   to the 4kB limit, and this has already exploded in -next
 
 - Fix another race in vgic_init()
 
 - Fix a UBSAN error when faking the cache topology with MTE
   enabled
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Merge tag 'kvmarm-fixes-6.12-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 fixes for 6.12, take #3

- Stop wasting space in the HYP idmap, as we are dangerously close
  to the 4kB limit, and this has already exploded in -next

- Fix another race in vgic_init()

- Fix a UBSAN error when faking the cache topology with MTE
  enabled

...

This commit is contained in:

Paolo Bonzini 2024-10-20 12:10:59 -04:00

parent ddd5c58201 78a0055555

commit e9001a382f

6 changed files with 49 additions and 27 deletions

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1

arch/arm64/include/asm/kvm_asm.h

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1

arch/arm64/kernel/asm-offsets.c

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52

arch/arm64/kvm/hyp/nvhe/hyp-init.S

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2

arch/arm64/kvm/sys_regs.c

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13

arch/arm64/kvm/vgic/vgic-init.c

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7

arch/arm64/kvm/vgic/vgic-kvm-device.c

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