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authorJoe Thornber <ejt@redhat.com>2014-10-06 15:27:26 +0100
committerMike Snitzer <snitzer@redhat.com>2014-11-10 15:25:26 -0500
commit4646015d7e4ca5a4dc19427fb0a0aeff15a4fd91 (patch)
tree5afe82e874f9eff6eeb70e77db458b22dcea3307 /drivers/md/dm-thin.c
parente5cfc69a513cdc9d9e753c5ce07f0cc6b496bfd3 (diff)
downloadlinux-4646015d7e4ca5a4dc19427fb0a0aeff15a4fd91.tar.gz
dm transaction manager: add support for prefetching blocks of metadata
Introduce the dm_tm_issue_prefetches interface. If you're using a non-blocking clone the tm will build up a list of requested blocks that weren't in core. dm_tm_issue_prefetches will request those blocks to be prefetched. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-thin.c')
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