Messages in this thread | | | Date | Fri, 17 Feb 2006 15:21:47 +0000 | From | Alasdair G Kergon <> | Subject | Re: [dm-devel] Re: [PATCH] User-configurable HDIO_GETGEO for dm volumes |
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On Fri, Feb 17, 2006 at 03:16:50PM +0000, Alasdair G Kergon wrote: > +static int dm_blk_getgeo(struct block_device *bdev, struct hd_geometry *geo) > +{ > + struct mapped_device *md = bdev->bd_disk->private_data; > + > + return dm_table_get_geometry(md->map, geo); > +} > > And if md->map is NULL?
See also:
/* * Everyone (including functions in this file), should use this * function to access the md->map field, and make sure they call * dm_table_put() when finished. */ struct dm_table *dm_get_table(struct mapped_device *md)
Alasdair -- agk@redhat.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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