Re: Weirdness of "mount -o remount,rw" with write-protected floppy
From: Jon Masters
Date: Sat Oct 29 2005 - 12:05:47 EST
On 10/29/05, Jon Masters <jonmasters@xxxxxxxxx> wrote:
> The /only/ way I can see to "fix" this is to do a pointless open on
> the block device and see if that returns EROFS before allowing a
> remount. But I don't know what other hassle that will cause - I'll
> make the hack, but someone (Al?) who knows the code will need to
> comment because this might completely fuck up a lock somewhere.
Or change the policy for the underlying gendisk in floppy.c according
to what we find when we do an floppy_open on the device. Which is what
I'm looking at as a workaround.
Jon.
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