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Did you read ATA-1 through ATA-7 to understand all the variations? On Tue, 2 Aug 2005, Mark Bellon wrote: > The ATA specification tells large disk drives to return C/H/S data of > 16383/16/63 regardless of their actual size (other variations on this > return include 15 heads and/or 4092 cylinders). Unfortunately these CHS > data confuse the existing IDE code and cause it to report invalid > geometries in /proc when the disk runs in LBA mode. > > The invalid geometries can cause failures in the partitioning tools; > partitioning may be impossible or illogical size limitations occur. This > also leads to various forms of human confusion. > > I attach a patch that fixes this problem while strongly attempting to > not break any existing side effects and await any comments. > > mark > > Signed-off-by: Mark Bellon <mbellon@mvista.com> > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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