From: Amit Shah Date: Thu, 2 Sep 2010 12:41:45 +0000 (+0530) Subject: virtio: console: Make read() return -ENODEV on hot-unplug X-Git-Tag: v2.6.37-rc1~219^2~13 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3dddb9e6ddab74327f5557c1a6640ea0f56ad1c;p=pandora-kernel.git virtio: console: Make read() return -ENODEV on hot-unplug When a port is hot-unplugged while an app was blocked on a read() 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 Signed-off-by: Rusty Russell --- Reading git-diff-tree failed