]> git.baikalelectronics.ru Git - kernel.git/commit
virtio: console: Make write() return -ENODEV on hot-unplug
authorAmit Shah <amit.shah@redhat.com>
Thu, 2 Sep 2010 12:41:46 +0000 (18:11 +0530)
committerRusty Russell <rusty@rustcorp.com.au>
Thu, 21 Oct 2010 07:14:01 +0000 (17:44 +1030)
commitf7e0adb68ffad930ec379ea735baecec1752c9a5
treee70fbd9de352e639feb5892292bb707a7b7672a7
parentf92902aed83bd5ee5246cb5e8787300ddddf1b48
virtio: console: Make write() return -ENODEV on hot-unplug

When a port is hot-unplugged while an app was blocked on a write() call,
the call was unblocked but would not get an error returned.

Return -ENODEV to ensure the app knows the port has gone away.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
drivers/char/virtio_console.c