Messages in this thread | | | Subject | Re: [PATCH 0/2] Add support to map multiple blocks in get_block() and remove get_blocks() | From | Mingming Cao <> | Date | Wed, 15 Feb 2006 13:29:10 -0800 |
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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
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