block, badblocks: introduce devm_init_badblocks

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Provide a devres interface for initializing a badblocks instance.  The
pmem driver has several scenarios where it will be beneficial to have
this structure automatically freed when the device is disabled / fails
probe.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

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Dan Williams 2016-01-04 23:50:23 -08:00

parent 20a308f09e

commit 16263ff6c7

2 changed files with 48 additions and 14 deletions

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include/linux/badblocks.h

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