General performance of NAND operations i.e mount and ls

[Konstantin Kletschke]

Am 2007-09-06 14:11 +0300 schrieb Artem Bityutskiy:

> may you please go to Device Drivers--->Memory Technology Device (MTD)
> support--->UBI - Unsorted block images---> in menuconfig and enable "UBI
> debugging", "UBI debugging messages", and "Extra self-checks" and try
> again? Then send what UBI prints. I'll try to figure out what is wrong.

Well after half an hour I got this:

UBI DBG: attach_mtd_dev: attaching mtd4 to ubi0: VID header offset 0 data offset 0
UBI DBG: io_init: min_io_size      2048
UBI DBG: io_init: hdrs_min_io_size 512
UBI DBG: io_init: ec_hdr_alsize    512
UBI DBG: io_init: vid_hdr_alsize   512
UBI DBG: io_init: vid_hdr_offset   512
UBI DBG: io_init: vid_hdr_aloffset 512
UBI DBG: io_init: vid_hdr_shift    0
UBI DBG: io_init: leb_start        2048
UBI DBG: io_init: leb_size         129024
UBI DBG: io_init: ro_mode          0
UBI DBG: ubi_scan: scanning is finished
UBI: empty MTD device detected
UBI: create volume table (copy #1)
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 0:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000100 r5:00000000 r4:00000001
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 1:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000200 r5:00000000 r4:00000002
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 2:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000300 r5:00000000 r4:00000003
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 3:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000400 r5:00000000 r4:00000004
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 4:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000500 r5:00000000 r4:00000005
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: ubi_io_write: error -5 while writing 512 bytes to PEB 5:512, written 0 bytes
Function entered at [<c001df40>] from [<bf0528a0>]
Function entered at [<bf052694>] from [<bf052994>]
Function entered at [<bf0528c8>] from [<bf04b67c>]
 r6:00000600 r5:00000000 r4:00000006
Function entered at [<bf04b448>] from [<bf04b9c4>]
Function entered at [<bf04b8b0>] from [<bf06163c>]
Function entered at [<bf06120c>] from [<c004dc44>]
Function entered at [<c004cb40>] from [<c0019f40>]
UBI error: attach_mtd_dev: failed to attach by scanning, error -5

To not flood the console/kernlog I disabled

#warning KKK
// KKK          dbg_msg("process PEB %d", pnum);

though.

Kind regards, Konsti

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