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authorBrian Behlendorf <[email protected]>2011-03-22 09:26:38 -0700
committerBrian Behlendorf <[email protected]>2011-03-22 12:15:54 -0700
commit3517f0b7e928e1a8e7634828fb92d194ea35004d (patch)
tree61a0804339678a89475d742215e54a4b258deedb /include/sys
parent1073d746d6421eb5faf8a3cf8534d82a2beb0512 (diff)
Linux 2.6.27 compat, blk_queue_stackable()
The blk_queue_stackable() queue flag was added in 2.6.27 to handle dm stacking drivers. Prior to this request stacking drivers were detected by checking (q->request_fn == NULL), for earlier kernels we revert to this legacy behavior.
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0 files changed, 0 insertions, 0 deletions