| commit | 960b3991698872f68f09d51f4c2794ad484fe1fd | |
| author | Marcelo Tosatti <mtosatti@redhat.com> | |
| Wed, 16 Apr 2008 20:19:06 +0000 (16 17:19 -0300) | ||
| committer | Avi Kivity <avi@qumranet.com> | |
| Sun, 27 Apr 2008 15:21:45 +0000 (27 18:21 +0300) | ||
| tree | a5b2d84dfb0f7009538c1c07ca5e244da2be3956 | treesnapshot (tar.gz zip) |
| parent | 1336028b9a1fb33537eab8caec66e812eb8cad63 | commitdiff |
KVM: MMU: kvm_pv_mmu_op should not take mmap_sem
kvm_pv_mmu_op should not take mmap_sem. All gfn_to_page() callers down
in the MMU processing will take it if necessary, so as it is it can
deadlock.
Apparently a leftover from the days before slots_lock.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
kvm_pv_mmu_op should not take mmap_sem. All gfn_to_page() callers down
in the MMU processing will take it if necessary, so as it is it can
deadlock.
Apparently a leftover from the days before slots_lock.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
| arch/x86/kvm/mmu.c | diffblobblamehistory |