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authorAnand Jain <[email protected]>2017-04-06 11:22:53 +0800
committerDavid Sterba <[email protected]>2017-04-18 16:13:27 +0200
commitc2a9c7ab475bc3aaf06521a39ac65bc48c8cad4f (patch)
treef605531dbf3f58c262ddeec51239619b044696d3 /net/lapb
parent13e88e1560d6014838e2dd9f8b9cf8ec9a8d86e6 (diff)
btrfs: check if the device is flush capable
The block layer call chain from submit_bio will check if the write cache is enabled for the given queue before submitting the flush. This will add a code to fail fast if its not. Signed-off-by: Anand Jain <[email protected]> Reviewed-by: David Sterba <[email protected]> [ updated changelog to reflect current code stat, blkdev_issue_flush is not used yet ] Signed-off-by: David Sterba <[email protected]>
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