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    SubjectRe: 2.6.8.1-mm1
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    Date
    Il lun, 2004-08-16 alle 23:47, Christoph Hellwig ha scritto:
    > On Mon, Aug 16, 2004 at 02:37:10PM -0700, Andrew Morton wrote:
    > > - The packet-writing patches should be ready to go, but I haven't even
    > > looked at them yet, and am not sure that anyone else has reviewed the code.
    >
    > It's still messing with the elevator setting directly which is a no-go.
    > That's not the packet-writing drivers fault but needs solving first.
    >

    I tried 2.6.8.1-mm1 ASAP and DVD+/-RW works very well.
    I even used two drives together (a CD writer and a DVD writer).

    Compiling kernel (using 2.6.8.1 + Petero Patch, cd not used) I got this
    error using mkinitrd

    Unable to handle kernel NULL pointer dereference at virtual address
    00000050
    printing eip:
    e0abd8a6
    *pde = 00000000
    Oops: 0000 [#1]
    Modules linked in: loop ext3 jbd nls_iso8859_1 nls_cp437 vfat fat floppy
    ipv6 parport_pc lp parport autofs4 sunrpc
    forcedeth 3c59x ipt_REJECT ipt_state ip_conntrack iptable_filter
    ip_tables dm_mod usblp ohci_hcd ehci_hcd button battery asus_acpi ac
    reiserfs aic7xxx sd_mod scsi_mod
    CPU: 0
    EIP: 0060:[<e0abd8a6>] Not tainted
    EFLAGS: 00010286 (2.6.8)
    EIP is at lo_open+0x6/0x30 [loop]
    eax: 00000000 ebx: dc8eec00 ecx: e0abd8a0 edx: deef3560
    esi: dff5ea00 edi: dff5ea00 ebp: e0abec00 esp: d00abf10
    ds: 007b es: 007b ss: 0068
    Process nash (pid: 4595, threadinfo=d00aa000 task=deea37b0)
    Stack: c0156119 c0155cff c0155c10 dff5ea0c deef3560 00000000 deef3560
    c9595a0c
    dff5ea00 d535fbcc c01563f5 deef3560 c9595a0c dff63f20 c014e6c6
    ffffffe9
    d00abf68 00000000 d1056000 d00aa000 c014e5bc d00abf68 d535fbcc
    dff63f20
    Call Trace:
    [<c0156119>] do_open+0xe9/0x300
    [<c0155cff>] bdget+0xdf/0xf0
    [<c0155c10>] bdev_set+0x0/0x10
    [<c01563f5>] blkdev_open+0x25/0x60
    [<c014e6c6>] dentry_open+0x106/0x1a0
    [<c014e5bc>] filp_open+0x4c/0x50
    [<c014e788>] get_unused_fd+0x28/0xb0
    [<c014e8ad>] sys_open+0x4d/0xa0
    [<c0105d29>] sysenter_past_esp+0x52/0x71
    Code: 8b 40 50 8b 40 38 8d 88 08 01 00 00 ff 88 08 01 00 00 0f 88

    I got some error using cdrwtool (it seems to send an ABORT, perhaps
    cause it expect that recorder write at 12x ?? I have a 2x CD
    rewriter...). I don't know it this information it's useful

    scsi0:0:5:0: Attempting to queue an ABORT message
    CDB: 0x25 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
    scsi0: At time of recovery, card was not paused
    >>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<
    scsi0: Dumping Card State in Message-in phase, at SEQADDR 0x43
    Card was paused
    ACCUM = 0x0, SINDEX = 0x3, DINDEX = 0x8c, ARG_2 = 0x0
    HCNT = 0x0 SCBPTR = 0x0
    SCSISIGI[0x0] ERROR[0x0] SCSIBUSL[0x0] LASTPHASE[0xe0]
    SCSISEQ[0x12] SBLKCTL[0x2] SCSIRATE[0x0] SEQCTL[0x10]
    SEQ_FLAGS[0x0] SSTAT0[0x5] SSTAT1[0xa] SSTAT2[0x0]
    SSTAT3[0x0] SIMODE0[0x0] SIMODE1[0xa4] SXFRCTL0[0x80]
    DFCNTRL[0x0] DFSTATUS[0x29]
    STACK: 0x0 0x150 0xf3 0xed
    SCB count = 4
    Kernel NEXTQSCB = 3
    Card NEXTQSCB = 2
    QINFIFO entries: 2
    Waiting Queue entries:
    Disconnected Queue entries:
    QOUTFIFO entries:
    Sequencer Free SCB List: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Sequencer SCB Info:
    0 SCB_CONTROL[0xc0] SCB_SCSIID[0x57] SCB_LUN[0x0] SCB_TAG[0xff]
    1 SCB_CONTROL[0x88] SCB_SCSIID[0x37] SCB_LUN[0x0] SCB_TAG[0xff]
    2 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    3 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    4 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    5 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    6 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    7 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    8 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    9 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    10 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    11 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    12 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    13 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    14 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    15 SCB_CONTROL[0x0] SCB_SCSIID[0xff] SCB_LUN[0xff] SCB_TAG[0xff]
    Pending list:
    2 SCB_CONTROL[0x40] SCB_SCSIID[0x57] SCB_LUN[0x0]
    Kernel Free SCB list: 1 0
    Untagged Q(5): 2
    DevQ(0:3:0): 0 waiting
    DevQ(0:5:0): 0 waiting

    <<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>
    scsi0:0:5:0: Cmd aborted from QINFIFO
    aic7xxx_abort returns 0x2002

    Trying to mount an iso cd with packet writing I got some warnings
    (system continue to be stable)

    cdrom: This disc doesn't have any tracks I recognize!
    cdrom: This disc doesn't have any tracks I recognize!
    cdrom: This disc doesn't have any tracks I recognize!
    cdrom: This disc doesn't have any tracks I recognize!
    cdrom: This disc doesn't have any tracks I recognize!
    Device not ready. Make sure there is a disc in the drive.
    Device not ready. Make sure there is a disc in the drive.
    cdrom: This disc doesn't have any tracks I recognize!
    pktcdvd: writer pktcdvd0 mapped to sr1
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 20 00
    00 20 00
    Info fld=0x20 (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 128
    Buffer I/O error on device pktcdvd0, logical block 16
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 22 00
    00 1e 00
    Info fld=0x22 (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 136
    Buffer I/O error on device pktcdvd0, logical block 17
    SCSI error : <0 0 5 0> return code = 0x8000002
    Info fld=0x0, Current sr1: sense key Aborted Command
    end_request: I/O error, dev sr1, sector 144
    Buffer I/O error on device pktcdvd0, logical block 18
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 26 00
    00 1a 00
    Info fld=0x26 (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 152
    Buffer I/O error on device pktcdvd0, logical block 19
    SCSI error : <0 0 5 0> return code = 0x8000002
    Info fld=0x0, Current sr1: sense key Aborted Command
    end_request: I/O error, dev sr1, sector 160
    Buffer I/O error on device pktcdvd0, logical block 20
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 20 00
    00 02 00
    Info fld=0x20 (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 128
    Buffer I/O error on device pktcdvd0, logical block 16
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 2a 00
    00 16 00
    Info fld=0x2a (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 168
    Buffer I/O error on device pktcdvd0, logical block 21
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 2c 00
    00 14 00
    Info fld=0x2c (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 176
    Buffer I/O error on device pktcdvd0, logical block 22
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 2e 00
    00 12 00
    Info fld=0x2e (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 184
    Buffer I/O error on device pktcdvd0, logical block 23
    ...
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 3c 00
    00 04 00
    Info fld=0x3c (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 240
    Buffer I/O error on device pktcdvd0, logical block 30
    scsi0: ERROR on channel 0, id 5, lun 0, CDB: Read (10) 00 00 00 00 3e 00
    00 02 00
    Info fld=0x3e (nonstd), Current sr1: sense key Medium Error
    Additional sense: No seek complete
    end_request: I/O error, dev sr1, sector 248
    Buffer I/O error on device pktcdvd0, logical block 31
    pktcdvd: inserted media is CD-RW
    pktcdvd: Fixed packets, 32 blocks, Mode-2 disc
    pktcdvd: Max. media speed: 2
    pktcdvd: write speed 2
    pktcdvd: 549888kB available on disc
    FAT: bogus number of reserved sectors
    VFS: Can't find a valid FAT filesystem on dev pktcdvd0.

    freddy77


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