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Diffstat (limited to 'drivers/md/bcache/request.c')
-rw-r--r--drivers/md/bcache/request.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 4afb2d26b148..f292790997d7 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -88,8 +88,10 @@ static void bch_data_insert_keys(struct closure *cl)
88 if (journal_ref) 88 if (journal_ref)
89 atomic_dec_bug(journal_ref); 89 atomic_dec_bug(journal_ref);
90 90
91 if (!op->insert_data_done) 91 if (!op->insert_data_done) {
92 continue_at(cl, bch_data_insert_start, op->wq); 92 continue_at(cl, bch_data_insert_start, op->wq);
93 return;
94 }
93 95
94 bch_keylist_free(&op->insert_keys); 96 bch_keylist_free(&op->insert_keys);
95 closure_return(cl); 97 closure_return(cl);
@@ -216,8 +218,10 @@ static void bch_data_insert_start(struct closure *cl)
216 /* 1 for the device pointer and 1 for the chksum */ 218 /* 1 for the device pointer and 1 for the chksum */
217 if (bch_keylist_realloc(&op->insert_keys, 219 if (bch_keylist_realloc(&op->insert_keys,
218 3 + (op->csum ? 1 : 0), 220 3 + (op->csum ? 1 : 0),
219 op->c)) 221 op->c)) {
220 continue_at(cl, bch_data_insert_keys, op->wq); 222 continue_at(cl, bch_data_insert_keys, op->wq);
223 return;
224 }
221 225
222 k = op->insert_keys.top; 226 k = op->insert_keys.top;
223 bkey_init(k); 227 bkey_init(k);
@@ -255,6 +259,7 @@ static void bch_data_insert_start(struct closure *cl)
255 259
256 op->insert_data_done = true; 260 op->insert_data_done = true;
257 continue_at(cl, bch_data_insert_keys, op->wq); 261 continue_at(cl, bch_data_insert_keys, op->wq);
262 return;
258err: 263err:
259 /* bch_alloc_sectors() blocks if s->writeback = true */ 264 /* bch_alloc_sectors() blocks if s->writeback = true */
260 BUG_ON(op->writeback); 265 BUG_ON(op->writeback);
@@ -576,8 +581,10 @@ static void cache_lookup(struct closure *cl)
576 ret = bch_btree_map_keys(&s->op, s->iop.c, 581 ret = bch_btree_map_keys(&s->op, s->iop.c,
577 &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0), 582 &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0),
578 cache_lookup_fn, MAP_END_KEY); 583 cache_lookup_fn, MAP_END_KEY);
579 if (ret == -EAGAIN) 584 if (ret == -EAGAIN) {
580 continue_at(cl, cache_lookup, bcache_wq); 585 continue_at(cl, cache_lookup, bcache_wq);
586 return;
587 }
581 588
582 closure_return(cl); 589 closure_return(cl);
583} 590}
@@ -1085,6 +1092,7 @@ static void flash_dev_make_request(struct request_queue *q, struct bio *bio)
1085 continue_at_nobarrier(&s->cl, 1092 continue_at_nobarrier(&s->cl,
1086 flash_dev_nodata, 1093 flash_dev_nodata,
1087 bcache_wq); 1094 bcache_wq);
1095 return;
1088 } else if (rw) { 1096 } else if (rw) {
1089 bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys, 1097 bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys,
1090 &KEY(d->id, bio->bi_iter.bi_sector, 0), 1098 &KEY(d->id, bio->bi_iter.bi_sector, 0),