Messages in this thread | | | Date | Tue, 14 Nov 2006 09:15:06 +0100 | From | Pierre Ossman <> | Subject | Re: How to cleanly shut down a block device |
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Jens Axboe wrote: > > There is no helper to kill already queued requests when a device is > removed, if you look at SCSI you'll see that it handles this "manually" > as well in the request_fn handler. So you'll need a "device dead or > gone" check in your request_fn handler, and do it from there. > >
Is there some part of the current infrastructure I can use to determine this. If del_gendisk() grabs the queue lock (and hence is "safe" wrt the request handler), then perhaps there is a test that can be done to test if the disk has been deleted?
Rgds
-- -- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org PulseAudio, core developer http://pulseaudio.org rdesktop, core developer http://www.rdesktop.org
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