commit | 0857b9e95c1af8bfe84630ef6747b9d4d61de4c6 | [log] [tgz] |
---|---|---|
author | Gleb Natapov <gleb@redhat.com> | Tue Feb 01 13:21:47 2011 +0200 |
committer | Avi Kivity <avi@redhat.com> | Wed Apr 06 13:15:55 2011 +0300 |
tree | df3892f624910d2a6b210e30549a6a82a79e5474 | |
parent | 9e02fb963352c5ad075d80dd3e852fbee9585575 [diff] |
KVM: Enable async page fault processing If asynchronous hva_to_pfn() is requested call GUP with FOLL_NOWAIT to avoid sleeping on IO. Check for hwpoison is done at the same time, otherwise check_user_page_hwpoison() will call GUP again and will put vcpu to sleep. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>