On Fri, 2006-03-03 at 10:08 +0100, Mathieu Deschamps wrote: > Hi, > > "When preparing a flash partition for JFFS2, it is recommended to put > cleanmarkers to the erased blocks. > This might be done my means of "-j" option of the "flash_eraseall" MTD > utility. Otherwise, JFFS2 will re-erase the blocks > which contain all 0xFF and have no cleanmarker. This is an unneeded wasting > of > time." > > Source : http://www.linux-mtd.infradead.org/faq/jffs2.html > > does this may be relevant ?
This is correct, however flash_eraseall does also (as it's name suggests, erase all flash blocks, which takes some time on NOR flash. If you 'know' the flash is erased, it's not needed. I used flash_eraseall to write the cleanmarkers, but without erasing blocks (and called that utility cleanmark) Jaap-Jan > > > > Best Regards, > > > Mathieu Deschamps. > > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded at ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded > -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/x-pkcs7-signature Size: 1513 bytes Desc: not available Url : http://ozlabs.org/pipermail/linuxppc-embedded/attachments/20060306/29f60e2c/attachment.bin
