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| author | Jan Beulich <jbeulich@suse.com> | 2013-05-02 16:37:24 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2013-05-02 16:37:24 +0200 |
| commit | 4939f9a6dee4280f38730fd3066e5dce353112f6 (patch) | |
| tree | f7fc6fa0c8f7b1261706f24a15c6ee9e58534440 /xen/include/asm-x86/mm.h | |
| parent | 918a5f17b447072b40780f4d03a3adc99ff0073b (diff) | |
| download | xen-4939f9a6dee4280f38730fd3066e5dce353112f6.tar.gz xen-4939f9a6dee4280f38730fd3066e5dce353112f6.tar.bz2 xen-4939f9a6dee4280f38730fd3066e5dce353112f6.zip | |
x86: make vcpu_reset() preemptible
... as dropping the old page tables may take significant amounts of
time.
This is part of CVE-2013-1918 / XSA-45.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Tim Deegan <tim@xen.org>
Diffstat (limited to 'xen/include/asm-x86/mm.h')
| -rw-r--r-- | xen/include/asm-x86/mm.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/xen/include/asm-x86/mm.h b/xen/include/asm-x86/mm.h index 0f7297abec..79c526ff62 100644 --- a/xen/include/asm-x86/mm.h +++ b/xen/include/asm-x86/mm.h @@ -556,7 +556,7 @@ void audit_domains(void); int new_guest_cr3(unsigned long pfn); void make_cr3(struct vcpu *v, unsigned long mfn); void update_cr3(struct vcpu *v); -int vcpu_destroy_pagetables(struct vcpu *, bool_t preemptible); +int vcpu_destroy_pagetables(struct vcpu *); void propagate_page_fault(unsigned long addr, u16 error_code); void *do_page_walk(struct vcpu *v, unsigned long addr); |