Messages in this thread | | | Date | Wed, 23 Jun 2004 23:03:15 +0100 | From | viro@parcelfa ... | Subject | Re: problems with alloc_disk in genhd.c |
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On Wed, Jun 23, 2004 at 04:55:12PM -0500, mikem@beardog.cca.cpqcorp.net wrote: > On Wed, Jun 23, 2004 at 10:24:59PM +0100, viro@parcelfarce.linux.theplanet.co.uk wrote: > > On Wed, Jun 23, 2004 at 04:18:29PM -0500, mikem@beardog.cca.cpqcorp.net wrote: > > > In the ioctl we are doing > > > > > > /* count partitions 1 to 15 with sizes > 0 */ > > > for(i=0; i <MAX_PART; i++) { > > > > ... followed by what? > Here's the actual code, I typoed this first time. > /* count partitions 1 to 15 with sizes > 0 */ > for(i=1; i <MAX_PART; i++) { > if (!disk->part[i]) > continue; > if (disk->part[i]->nr_sects != 0) > luninfo.num_parts++; > We're trying to figure how many partitions are physically on the disk. We do > this for one of our utilities. Is there a kernel API that will return this > data for us?
A bunch of those, starting with readdir on /sys/block/<whatever>. Why do you want that as a driver-specific ioctl?
That stuff has no business being in the driver. At all. - 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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