SmartMedia Card need to create fs before mounting it ?

shadow saturn at structure.biochem.nchu.edu.tw
Mon Nov 25 23:22:27 EST 2002


On Tue, 26 Nov 2002, Thomas Gleixner wrote:
mount -t jffs2 /dev/mtdblock/6 /mnt
getting follow error messages.
--------
jffs2_scan_empty(): Empty block at 0x0000000c ends at 0x00000200 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x00000208 ends at 0x00000400 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x0000040c ends at 0x00000600 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x00000608 ends at 0x00000800 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x00000808 ends at 0x00000a00 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x00000a08 ends at 0x00000c00 (with
0x00000000)! Marking dirty
jffs2_scan_empty(): Empty block at 0x00000c08 ends at 0x00000e00 (with
0x00000000)! Marking dirty
jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000e08:
0xff00 instead
<............................. skip
JFFS2: Erase block at 0x007fe000 is not formatted. It will be erased
Cowardly refusing to erase blocks on filesystem with no valid JFFS2 nodes 
-------

> The I/O errors indicate probably that you have bad blocks on your FLASH.
> Use dmesg to verify.
> But it's not a problem. JFFS2 can handle this.
> 
> now 
> mount -t jfss2 /dev/mtdblock/x /mnt/bla
> 
> 





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