dm bufio: introduce a global queue
authorMikulas Patocka <mpatocka@redhat.com>
Thu, 12 Sep 2019 08:44:46 +0000 (10:44 +0200)
committerMike Snitzer <snitzer@redhat.com>
Fri, 13 Sep 2019 14:43:27 +0000 (10:43 -0400)
commitaf53badc0cd8a511b016a10c0cccf916692f1fc2
tree219d84d62f10d6d36221e99b5c6a99b2e42a1e09
parentd0a328a385d2d1ab87e7a959d91c1841ed5a498f
dm bufio: introduce a global queue

Rename param_spinlock to global_spinlock and introduce a global queue of
all used buffers.  The queue will be used in the following commits.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-bufio.c