linux-toradex.git/drivers/md/dm-cache-policy-cleaner.c, branch v3.12-rc2 Linux kernel for Apalis and Colibri modules dm cache: policy change version from string to integer set 2013-03-20T17:21:27+00:00 Mike Snitzer snitzer@redhat.com 2013-03-20T17:21:27+00:00 4e7f506f6429636115e2f58f9f97089acc62524a Separate dm cache policy version string into 3 unsigned numbers corresponding to major, minor and patchlevel and store them at the end of the on-disk metadata so we know which version of the policy generated the hints in case a future version wants to use them differently. Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> 
Separate dm cache policy version string into 3 unsigned numbers
corresponding to major, minor and patchlevel and store them at the end
of the on-disk metadata so we know which version of the policy generated
the hints in case a future version wants to use them differently.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
dm cache: add cleaner policy 2013-03-01T22:45:52+00:00 Heinz Mauelshagen mauelshagen@redhat.com 2013-03-01T22:45:52+00:00 8735a8134786fa4ef36dee65d7fa779b99ba5fe3 A simple cache policy that writes back all data to the origin. This is used to decommission a dm cache by emptying it. Signed-off-by: Heinz Mauelshagen <mauelshagen@redhat.com> Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> 
A simple cache policy that writes back all data to the origin.

This is used to decommission a dm cache by emptying it.

Signed-off-by: Heinz Mauelshagen <mauelshagen@redhat.com>
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>