On Fri, 8 Jul 2005 07:16 am, Nigel Cunningham wrote: Hi,
> > > +struct io_info { > > > + struct bio * sys_struct; > > > + long block[PAGE_SIZE/512]; > > > > Aah, but for this you should use block_size(io_info->dev) instead. No > > need to mess with sector sizes. Why is this long by the way? > > PAGE_SIZE/512 is block size in bytes. > > No... it's the maximum number of blocks per page. Depending upon how > the user has set the blocksize when they created the filesystem (in the > case of filesystems), the number of blocks we use per page might be 1, > 2, 4 or 8. > MAX_BUF_PER_PAGE > It's long because a sector number is stored in it. > sector_t? Nick Send instant messages to your online friends http://au.messenger.yahoo.com - 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/