tree cbab417b11242d4561ba45e60b3838f1672013cb
parent 401600dfd368305e641d79db16d514f55c084544
author Mikulas Patocka <mpatocka@redhat.com> 1238698539 +0100
committer Alasdair G Kergon <agk@redhat.com> 1238698539 +0100

dm: merge pushback and deferred bio lists

Merge pushback and deferred lists into one list - use deferred list
for both deferred and pushed-back bios.

This will be needed for proper support of barrier bios: it is impossible to
support ordering correctly with two lists because the requests on both lists
will be mixed up.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>