tree 456671e791f8a61b40e0d622591b902ca1351ae7
parent 92e868122edf08b9fc06b112e7e0c80ab94c1f93
author Milan Broz <mbroz@redhat.com> 1216638037 +0100
committer Alasdair G Kergon <agk@redhat.com> 1216638037 +0100

dm: introduce merge_bvec_fn

Introduce a bvec merge function for device mapper devices
for dynamic size restrictions.

This code ensures the requested biovec lies within a single
target and then calls a target-specific function to check
against any constraints imposed by underlying devices.

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>