diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2019-06-11 21:03:23 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2019-09-20 18:35:11 -0400 |
| commit | 8bf08412d44dc43d9682e7ace178106ad10dd716 (patch) | |
| tree | 62ee08e24a2bd19cba6fb0629237a96142963739 | |
| parent | db48ae90fc2517ee823cbcb97a5f4bf329c6bb85 (diff) | |
bcachefs: use memalloc_nofs_save() for vmalloc allocation
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
| -rw-r--r-- | fs/bcachefs/btree_cache.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_cache.c b/fs/bcachefs/btree_cache.c index 96ac2d55566e..046524c8d5ea 100644 --- a/fs/bcachefs/btree_cache.c +++ b/fs/bcachefs/btree_cache.c @@ -8,6 +8,7 @@ #include "debug.h" #include <linux/prefetch.h> +#include <linux/sched/mm.h> #include <trace/events/bcachefs.h> const char * const bch2_btree_ids[] = { @@ -508,7 +509,9 @@ struct btree *bch2_btree_node_mem_alloc(struct bch_fs *c) struct btree_cache *bc = &c->btree_cache; struct btree *b; u64 start_time = local_clock(); + unsigned flags; + flags = memalloc_nofs_save(); mutex_lock(&bc->lock); /* @@ -546,6 +549,7 @@ out_unlock: list_del_init(&b->list); mutex_unlock(&bc->lock); + memalloc_nofs_restore(flags); out: b->flags = 0; b->written = 0; |