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SubjectRe: 2.6.12-rc1-mm3 (cannot read cd-rom, 2.6.12-rc1 is OK)
Andrew Morton wrote:
> Steven Cole <elenstev@mesatop.com> wrote:
>
>> > [ 49.198779] EXT3-fs: mounted filesystem with ordered data mode.
>> > [ 56.310394] PCI: Found IRQ 5 for device 0000:01:0c.0
>> > [ 222.804956] rock: directory entry would overflow storage
>> > [ 222.804978] rock: sig=0x5245, size=8, remaining=0
>> > [ 235.551953] rock: directory entry would overflow storage
>> > [ 235.551969] rock: sig=0x5850, size=36, remaining=34
>> > [ 235.551976] rock: directory entry would overflow storage
>> > [ 235.551981] rock: sig=0x5850, size=36, remaining=34
>> >
>> > Sorry, I don't have the time to do further troubleshooting, but I
>> > hope this is enough information. The .config for this machine was
>> > posted earlier in another thread here:
>> > http://marc.theaimsgroup.com/?l=linux-kernel&m=111167720523853&w=2
>> >
>> > Steven
>>
>> I found a few more minutes to test two more kernels. The problem
>> first occured with 2.6.12-rc1-mm2:
>>
>> 2.6.12-rc1 reads the cd-rom OK as reported earlier
>> 2.6.12-rc1-mm1 also reads the cd-rom OK
>> 2.6.12-rc1-mm2 broken same as -mm3 described as above
>> 2.6.12-rc1-mm3 broken as reported earlier
>
>
> Are you really really sure about that? -mm3 included both the bk-ide-dev
> tree and the isofs changes. 2.6.12-rc1-mm2 had neither.
>

Just to be really really sure, I repeated the tests. I even checked
that the image/label combination in /etc/lilo.conf was what I intended,
but the uname -r should show what's what.

Same results, -mm2 broken, and -mm1 reads the disk. I even tried
other CD's just to make sure I didn't have something weird. Same results.

[root@spc1 steven]# uname -r
2.6.12-rc1-mm2-GX110
[root@spc1 steven]# mount /dev/hdc /mnt/cdrom
mount: block device /dev/hdc is write-protected, mounting read-only
[root@spc1 steven]# df -T
Filesystem Type Size Used Avail Use% Mounted on
/dev/hda1 ext3 304M 96M 193M 34% /
/dev/hda9 reiserfs 8.3G 7.5G 818M 91% /home
/dev/hda8 ext3 464M 8.1M 432M 2% /tmp
/dev/hda6 ext3 7.4G 1.5G 5.5G 22% /usr
/dev/hda7 ext3 1.9G 96M 1.7G 6% /var
/dev/hdc iso9660 2.9M 2.9M 0 100% /mnt/cdrom
[root@spc1 steven]# ls -l /mnt/cdrom
total 0
[root@spc1 steven]# dmesg | tail
[ 51.205871] EXT3 FS on hda6, internal journal
[ 51.205880] EXT3-fs: mounted filesystem with ordered data mode.
[ 51.234132] kjournald starting. Commit interval 5 seconds
[ 51.234544] EXT3 FS on hda7, internal journal
[ 51.234553] EXT3-fs: mounted filesystem with ordered data mode.
[ 58.357329] PCI: Found IRQ 5 for device 0000:01:0c.0
[ 146.301026] rock: directory entry would overflow storage
[ 146.301044] rock: sig=0x5245, size=8, remaining=0
[ 158.388397] rock: directory entry would overflow storage
[ 158.388415] rock: sig=0x5850, size=36, remaining=34
[root@spc1 steven]#
Machine rebooted here.

[root@spc1 steven]# uname -r
2.6.12-rc1-mm1-GX110
[root@spc1 steven]# mount /dev/hdc /mnt/cdrom
mount: block device /dev/hdc is write-protected, mounting read-only
[root@spc1 steven]# df -T
Filesystem Type Size Used Avail Use% Mounted on
/dev/hda1 ext3 304M 96M 193M 34% /
/dev/hda9 reiserfs 8.3G 7.5G 818M 91% /home
/dev/hda8 ext3 464M 8.1M 432M 2% /tmp
/dev/hda6 ext3 7.4G 1.5G 5.5G 22% /usr
/dev/hda7 ext3 1.9G 96M 1.7G 6% /var
/dev/hdc iso9660 2.9M 2.9M 0 100% /mnt/cdrom
[root@spc1 steven]# ls -l /mnt/cdrom
total 2578
-rw-rw-rw- 1 501 501 2639360 Aug 7 2003 snmp-opc server 30.msi
[root@spc1 steven]# dmesg | tail
[ 50.267382] EXT3 FS on hda8, internal journal
[ 50.267395] EXT3-fs: mounted filesystem with ordered data mode.
[ 50.301423] kjournald starting. Commit interval 5 seconds
[ 50.301763] EXT3 FS on hda6, internal journal
[ 50.301774] EXT3-fs: mounted filesystem with ordered data mode.
[ 50.330087] kjournald starting. Commit interval 5 seconds
[ 50.330503] EXT3 FS on hda7, internal journal
[ 50.330516] EXT3-fs: mounted filesystem with ordered data mode.
[ 57.453061] PCI: Found IRQ 5 for device 0000:01:0c.0
[ 187.450836] ISO 9660 Extensions: IEEE_P1282
[root@spc1 steven]#
Steven
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