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path: root/drivers/md/dm-bio-prison-v2.c
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2019-11-06dm: Use kzalloc for all structs with embedded biosets/mempoolsKent Overstreet1-1/+1
[ Upstream commit d377535405686f735b90a8ad4ba269484cd7c96e ] mempool_init()/bioset_init() require that the mempools/biosets be zeroed first; they probably should not _require_ this, but not allocating those structs with kzalloc is a fairly nonsensical thing to do (calling mempool_exit()/bioset_exit() on an uninitialized mempool/bioset is legal and safe, but only works if said memory was zeroed.) Acked-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org>
2017-06-19dm bio prison: use rb_entry() rather than container_of()Geliang Tang1-1/+1
To make the code clearer, use rb_entry() instead of container_of() to deal with rbtree. Signed-off-by: Geliang Tang <geliangtang@gmail.com> Acked-by: Coly Li <colyli@suse.de> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2017-03-07dm bio prison v2: new interface for the bio prisonJoe Thornber1-0/+369
The deferred set is gone and all methods have _v2 appended to the end of their names to allow for continued use of the original bio prison in DM thin-provisioning. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>