[lkml]   [2000]   [Dec]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: 64bit offsets for block devices ?

On Wed, Dec 06, 2000 at 06:50:15AM -0800, Reto Baettig wrote:

> Imagine we have a virtual disk which provides a 64bit (sparse) address
> room. Unfortunately we can not use it as a block device because in a lot
> of places (including buffer_head structure), we're using a long or even
> an int for the block number.
> Is there any way of getting a standardized way of doing I/O to a block
> device which could handle 64bit addresses for the block number?

It's on the agenda for urgent fixing in 2.5 (along with
block-dev-layer support for high memory on Intel, and merging in
better disk profiling, and a general cleanup of the data tables in

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:51    [W:0.042 / U:2.608 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site