I found a bug in the patches for kernel 2.4.4. When i use 2.4.4 clean, with no patches.... hde: IBM-DTLA-307020, ATA DISK drive hde: 40188960 sectors (20577 MB) w/1916KiB Cache, CHS=39870/16/63, UDMA(100) then, using kernel 2.4.4 with ac11 patch... hde: IBM-DTLA-307020, ATA DISK drive hde: 40188960 sectors (20577 MB) w/1916KiB Cache, CHS=39870/16/63, UDMA(44) why the hard-disk is found at udma 3?? ---------------------------------------------------------------------- -=[/home/slump]=- hdparm -t /dev/hde /dev/hde: Timing buffered disk reads: 64 MB in 2.29 seconds = 27.95 MB/sec ---------------------------------------------------------------------- -=[/home/slump]=- hdparm -X69 /dev/hde /dev/hde: setting xfermode to 69 (UltraDMA mode5) -=[/home/slump]=- hdparm -t /dev/hde /dev/hde: Timing buffered disk reads: 64 MB in 1.84 seconds = 34.78 MB/sec ------------------------------------------------------------------------ My machine is an athlon 950, with abit-kt7raid motherboard. My hard-disk is an IBM DTLA 307020 20gb UDMA 5. thank's to all ;) Guilherme M. Schroeder [EMAIL PROTECTED] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/