lkml.org 
[lkml]   [2000]   [Dec]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 64bit offsets for block devices ?
    Hi,

    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
    ll_rw_blk.c).

    Cheers,
    Stephen
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 12:51    [W:3.660 / U:0.056 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site