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(parent: e5df15b) | patch
vhost: fix get_user_pages_fast error handling
authorMichael S. Tsirkin <mst@redhat.com>
Tue, 23 Feb 2010 09:25:23 +0000 (11:25 +0200)
committerMichael S. Tsirkin <mst@redhat.com>
Sun, 28 Feb 2010 17:42:36 +0000 (19:42 +0200)
commitf30710f9ec7c291ca9ea801ece0ea2bea15f6465
tree30d7c7dd5987be4185943de23db686027e1a0867tree | snapshot
parente5df15b636882ddbe16b5263b1c54651831b1d80commit | diff
vhost: fix get_user_pages_fast error handling

get_user_pages_fast returns number of pages on success, negative value
on failure, but never 0. Fix vhost code to match this logic.

Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
drivers/vhost/vhost.c diff | blob | history
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