Merge branch 'android11-5.4' into 'android11-5.4-lts'

Sync up with android11-5.4 for the following commits:

ec1b6ab9 BACKPORT: blk-mq: fix is_flush_rq
c9a3b51b BACKPORT: blk-mq: clearing flush request reference in tags->rqs[]
bb96e7f4 BACKPORT: blk-mq: clear stale request in tags->rq[] before freeing one request pool
a5d38e7c BACKPORT: blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter
734c36bc ANDROID: gki_defconfig: set DEFAULT_MMAP_MIN_ADDR=32768

Change-Id: Id6944de3e605f6a96ce03dddaa1f075cf68f24e6
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>