[lkml]   [1996]   [Apr]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Partital Fix: Media-Change after generic-scsi-read
Thomas Niederreiter <> wrote:

> I do now force the kernel upon closing the sg-device to invalidate
> the read-cache. I know this is brute-force attack, but it works me.

> This patch is missing a very important thing...The right device have
> to be invalidated, so if you worked with /dev/sgd, the kernel must
> find out that this corresponds to /dev/sr0 and invalidate /dev/sr0.
> I hardcoded in the moment /dev/sr0....

I think all removable media should do this. It is a pain to have to eject
the floppy and reinsert it to make sure that a tar df /dev/fd0 verifies the
data on the floppy, not what's in the cache.


 \ /
  Last update: 2005-03-22 13:37    [W:0.039 / U:1.560 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site