linux_dsm_epyc7002/drivers/md/bcache
NeilBrown 5a136fdf5a bcache: use kmalloc to allocate bio in bch_data_verify()
This function allocates a bio, then a collection
of pages.  It copes with failure.

It currently uses a mempool() to allocate the bio,
but alloc_page() to allocate the pages.  These fail
in different ways, so the usage is inconsistent.

Change the bio_clone() to bio_clone_kmalloc()
so that no pool is used either for the bio or the pages.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Kent Overstreet <kent.overstreet@gmail.com>
Reviewed-by : Ming Lei <ming.lei@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2017-06-18 12:40:59 -06:00
..
alloc.c bcache: bch_allocator_thread() is not freezable 2016-05-24 09:00:43 -06:00
bcache.h block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
bset.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/clock.h> 2017-03-02 08:42:27 +01:00
bset.h bcache: fix typo in bch_bkey_equal_header 2014-08-04 15:23:03 -07:00
btree.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
btree.h bcache: Make gc wakeup sane, remove set_task_state() 2016-12-17 13:01:55 -07:00
closure.c bcache: update document info 2016-07-05 11:34:49 -06:00
closure.h sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h> 2017-03-02 08:42:36 +01:00
debug.c bcache: use kmalloc to allocate bio in bch_data_verify() 2017-06-18 12:40:59 -06:00
debug.h bcache: Convert debug code to btree_keys 2014-01-08 13:05:13 -08:00
extents.c bcache: Fix a journal replay bug 2014-08-04 15:23:02 -07:00
extents.h bcache: Fix a journal replay bug 2014-08-04 15:23:02 -07:00
io.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
journal.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
journal.h bcache: Fix a shutdown bug 2014-02-25 18:42:49 -08:00
Kconfig bcache: Kill dead cgroup code 2014-03-18 12:22:35 -07:00
Makefile bcache: Abstract out stuff needed for sorting 2014-01-08 13:05:12 -08:00
movinggc.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
request.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
request.h block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
stats.c bcache: Kill dead cgroup code 2014-03-18 12:22:35 -07:00
stats.h bcache: Break up struct search 2013-11-10 21:56:32 -08:00
super.c blk: make the bioset rescue_workqueue optional. 2017-06-18 12:40:59 -06:00
sysfs.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/clock.h> 2017-03-02 08:42:27 +01:00
sysfs.h bcache: Don't export utility code, prefix with bch_ 2013-03-28 12:50:55 -06:00
trace.c bcache: Better alloc tracepoints 2014-03-18 12:22:35 -07:00
util.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/clock.h> 2017-03-02 08:42:27 +01:00
util.h treewide: use kv[mz]alloc* rather than opencoded variants 2017-05-08 17:15:13 -07:00
writeback.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
writeback.h bcache: use op_is_sync to check for synchronous requests 2016-11-01 09:43:26 -06:00