dm raid1: add framework to hold bios during suspend

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Add framework to delay bios until a suspend and then resubmit them with
either DM_ENDIO_REQUEUE (if the suspend was noflush) or complete them
with -EIO.  I/O barrier support will use this.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Reviewed-by: Takahiro Yasui <tyasui@redhat.com>
Tested-by: Takahiro Yasui <tyasui@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

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Mikulas Patocka 2009-12-10 23:52:03 +00:00 • committed by Alasdair G Kergon

parent 64b30c46e8

commit 0478850768

1 changed files with 41 additions and 0 deletions

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drivers/md/dm-raid1.c

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