From: Tejun Heo Date: Sat, 18 Dec 2010 17:42:23 +0000 (+0100) Subject: [SCSI] sd: implement sd_check_events() X-Git-Tag: v2.6.38-rc1~40^2~2 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2bae0093cab4ee0a7a8728fdfc35b74569350863;p=pandora-kernel.git [SCSI] sd: implement sd_check_events() Replace sd_media_change() with sd_check_events(). * Move media removed logic into set_media_not_present() and media_not_present() and set sdev->changed iff an existing media is removed or the device indicates UNIT_ATTENTION. * Make sd_check_events() sets sdev->changed if previously missing media becomes present. * Event is reported only if sdev->changed is set. This makes media presence event reported if scsi_disk->media_present actually changed or the device indicated UNIT_ATTENTION. For backward compatibility, SDEV_EVT_MEDIA_CHANGE is generated each time sd_check_events() detects media change event. [jejb: fix boot failure] Signed-off-by: Tejun Heo Acked-by: Jens Axboe Signed-off-by: James Bottomley --- Reading git-diff-tree failed