lkml.org 
[lkml]   [2006]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 0/2] Add support to map multiple blocks in get_block() and remove get_blocks()
From
Date
On Tue, 2006-02-14 at 16:02 -0800, Badari Pulavarty wrote:
> Hi,
>
> Following patches add support to map multiple blocks in ->get_block().
> This is will allow us to handle mapping of multiple disk blocks for
> mpage_readpages() and mpage_writepages() etc. Instead of adding new
> argument, I use "b_size" to indicate the amount of disk mapping needed
> for get_block().
>
> Now that get_block() can handle multiple blocks, there is no need
> for ->get_blocks() which was added for DIO. Second patch removes
> them.
>
> [PATCH 1/2] map multiple blocks in get_block() for mpage_readpages()
>
> [PATCH 2/2] remove ->get_blocks() support
>
>
> Andrew, Please let me know if you want to pick these up into -mm
> tree, since they need to be integrated with Mingming's ext3 multiblock
> support.
>

Hi Badari,

Patch looks good. Did you get a chance to combine your patches with the
ext3 multiple blocks map/allocation patches, and run some simple
buffered-IO read tests? It would be nice to see if there is any
performance or cpu-usage gain (or regression).

Mingming

-
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/

\
 
 \ /
  Last update: 2006-02-15 22:31    [from the cache]
©2003-2011 Jasper Spaans