On Mon, Sep 29, 2008 at 05:04:04PM -0400, Ric Wheeler wrote:
>
> I don't disagree with any of the above, just want to point out that TRIM
> has a SCSI T10 cousin that is very similar (used to implement thinly
> provisioned luns). We should make sure as much as possible to make our
> file system level support work for both...
>
That's shouldn't be a problem. David Woodhouse created a standard
block device interface that should be suitable both for ATA and SCSI:
int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
unsigned nr_sects, bio_end_io_t end_io);
- Ted
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