Messages in this thread |  | | Date | Tue, 6 Nov 2001 02:03:59 -0500 (EST) | From | Alexander Viro <> | Subject | Re: Poor floppy performance in kernel 2.4.10 |
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On Tue, 6 Nov 2001, Richard Gooch wrote:
> Alexander Viro writes: > > BTW, here's one more devfs rmmod race: check_disk_changed() in > > fs/devfs/base.c. Calling ->check_media_change() with no protection > > whatsoever. If rmmod happens at that point... > > How is this different from a call to fs/block_dev.c:check_disk_change() > which also has no protection?
It's called either from driver itself (and then whatever protects caller protects it as well) or after we'd pinned the thing down by blkdev_get().
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