On Sat, 19 Mar 2005, Werner Almesberger wrote:
Andries Brouwer wrote:
The two variants are: (i) partition tells the kernel
to do the partition table reading, and (ii) partition uses partx
to read the partition table and tells the kernel one-by-one
about the partitions found this way.
I guess, once
Andries Brouwer wrote:
> In other words, we need the user space command `partition',
> where "partition -t dos /dev/sda" reads a DOS-type partition
> table.
So if you e.g. hotplug a new device, its partitions won't be
accessible before you (or some hotplug manager, etc.) run
"partition" ?
> The t
On Sun, Feb 27, 2005 at 12:40:53AM +0100, Andries Brouwer wrote:
> (Concerning the "size" version: it occurred to me that there is one
> very minor objection: For extended partitions so far the size did
> not normally play a role. Only the starting sector was significant.
> If, at some moment we de
> "Linus" == Linus Torvalds <[EMAIL PROTECTED]> writes:
Linus> On Sun, 27 Feb 2005, Uwe Bonnes wrote:
>> on a Suse 9.2 System with Suse Hotplug, the phantom partition was
>> somehow recognized as Reiserfs, and then the Hotplug mechanism trying
>> to mount the bogus partition a
On Sun, Feb 27, 2005 at 01:47:43AM +0100, Uwe Bonnes wrote:
> on a Suse 9.2 System with Suse Hotplug, the phantom partition was somehow
> recognized as Reiserfs, and then the Hotplug mechanism trying to mount the
> bogus partition as a Reiser Filesystem ended in an Oops...
Always report the oops
On Sun, 27 Feb 2005, Uwe Bonnes wrote:
>
> on a Suse 9.2 System with Suse Hotplug, the phantom partition was somehow
> recognized as Reiserfs, and then the Hotplug mechanism trying to mount the
> bogus partition as a Reiser Filesystem ended in an Oops...
Heh. That oops would be interesting in
> "Linus" == Linus Torvalds <[EMAIL PROTECTED]> writes:
Linus> On Sun, 27 Feb 2005, Andries Brouwer wrote:
>> (Concerning the "size" version: it occurred to me that there is one
>> very minor objection: For extended partitions so far the size did not
>> normally play a role. O
On Sat, Feb 26, 2005 at 03:46:03PM -0800, Linus Torvalds wrote:
> We should probably do the same for the
> extended partition case, just to be consistent.
True.
diff -uprN -X /linux/dontdiff a/fs/partitions/msdos.c b/fs/partitions/msdos.c
--- a/fs/partitions/msdos.c 2004-12-29 03:39:55.
On Sun, 27 Feb 2005, Andries Brouwer wrote:
>
> (Concerning the "size" version: it occurred to me that there is one
> very minor objection: For extended partitions so far the size did
> not normally play a role. Only the starting sector was significant.
> If, at some moment we decide also to che
On Sun, 27 Feb 2005, Uwe Bonnes wrote:
>
> /dev/sda4 3512348 6003585 698791990+ 0 Empty
> Partition 4 has different physical/logical beginnings (non-Linux?):
> phys=(0, 0, 0) logical=(3512347, 6, 16)
> Partition 4 has different physical/logical endings:
> phys=(0, 0, 0)
On Sat, Feb 26, 2005 at 03:12:28PM -0800, Linus Torvalds wrote:
> > The default fdisk will assign type 83 to a newly created partition.
>
> Ok. Is that a "it has done so for the last 5 years" thing?
The last twelve years.
> > (About type 0: DOS has used type 0 as definition of unused. It is no
> "Linus" == Linus Torvalds <[EMAIL PROTECTED]> writes:
Linus> On Sat, 26 Feb 2005, Linus Torvalds wrote:
>> Would it not make more sense to just sanity-check the size itself,
>> and throw it out if the partition size (plus start) is bigger than
>> the disk size?
Linus> S
On Sat, 26 Feb 2005, Andries Brouwer wrote:
>
> The default fdisk will assign type 83 to a newly created partition.
Ok. Is that a "it has done so for the last 5 years" thing?
> (About type 0: DOS has used type 0 as definition of unused. It is not
> bad if Linux uses DOS-conventions for a DOS-
On Sat, Feb 26, 2005 at 02:28:45PM -0800, Linus Torvalds wrote:
> Would it not make more sense to just sanity-check the size itself, and
> throw it out if the partition size (plus start) is bigger than the disk
> size?
I don't mind.
> There might well be people use use partition type 0, just bec
On Sat, 26 Feb 2005, Linus Torvalds wrote:
>
> Would it not make more sense to just sanity-check the size itself, and
> throw it out if the partition size (plus start) is bigger than the disk
> size?
Something like this (TOTALLY UNTESTED AS USUAL!)?
What does fdisk and other tools do on that d
On Sat, 26 Feb 2005, Uwe Bonnes wrote:
>
> Andrew,
>
> Andries> I think nobody uses such partitions seriously, but nevertheless
> Andries> this should probably live in -mm for a while to see if anybody
> Andries> complains.
>
> the partition table of the USB stick in question is va
> "Andries" == Andries Brouwer <[EMAIL PROTECTED]> writes:
Andrew,
Andries> I think nobody uses such partitions seriously, but nevertheless
Andries> this should probably live in -mm for a while to see if anybody
Andries> complains.
the partition table of the USB stick in question
A well-known kernel bug is that it guesses at the partition type
and the partitions on any disk it encounters. This is bad because
needless I/O is done, slowing down the boot, sometimes quite a lot,
especially when I/O errors occur. And it is bad because sometimes
we guess wrong.
In other words, w
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