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authorMichal Hocko <mhocko@suse.com>2018-10-26 15:03:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-26 16:25:19 -0700
commit33490af3f5c15757448b6c454ca93b48a333aa1b (patch)
treee09188b5cab974b02ac9634c0f11754c6545319b /virt/kvm/kvm_main.c
parent15f570bf3d13aa94a97234538a5110d18df03aa3 (diff)
mm, mmu_notifier: be explicit about range invalition non-blocking mode
If invalidate_range_start() is called for !blocking mode then all callbacks have to guarantee they will no block/sleep. The same obviously applies to invalidate_range_end because this operation pairs with the former and they are called from the same context. Make sure this is appropriately documented. Link: http://lkml.kernel.org/r/20180827112623.8992-3-mhocko@kernel.org Signed-off-by: Michal Hocko <mhocko@suse.com> Reviewed-by: Jerome Glisse <jglisse@redhat.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: David Rientjes <rientjes@google.com> Cc: Juergen Gross <jgross@suse.com> Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'virt/kvm/kvm_main.c')
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