dm: tidy dm_suspend
authorMilan Broz <mbroz@redhat.com>
Fri, 8 Feb 2008 02:10:25 +0000 (02:10 +0000)
committerAlasdair G Kergon <agk@redhat.com>
Fri, 8 Feb 2008 02:10:25 +0000 (02:10 +0000)
Tidy dm_suspend function

 - change return value logic in dm_suspend
 - use atomic_read only once.
 - move DMF_BLOCK_IO clearing into one place

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

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