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Code Issues Releases Wiki Activity

bcachefs: Don't submit bio in write path under lock

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2019-10-21 19:58:06 -04:00 committed by Kent Overstreet
parent 2d78737d96
commit fbc519ab2e
1 changed files with 6 additions and 3 deletions
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9
fs/bcachefs/io.c
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@ -1008,6 +1008,8 @@ static int bch2_write_extent(struct bch_write_op *op, struct write_point *wp)
bkey_start_pos(&key_to_write->k),
total_input >> 9);
bch2_alloc_sectors_done(c, wp);
dst->bi_end_io = bch2_write_endio;
dst->bi_private = &op->cl;
dst->bi_opf = REQ_OP_WRITE;
@ -1022,6 +1024,8 @@ static int bch2_write_extent(struct bch_write_op *op, struct write_point *wp)
"rewriting existing data (memory corruption?)");
ret = -EIO;
err:
bch2_alloc_sectors_done(c, wp);
if (to_wbio(dst)->bounce)
bch2_bio_free_pages_pool(c, dst);
if (to_wbio(dst)->put_bio)
@ -1072,10 +1076,9 @@ static void __bch2_write(struct closure *cl)
goto flush_io;
}
ret = bch2_write_extent(op, wp);
bch2_open_bucket_get(c, wp, &op->open_buckets);
bch2_alloc_sectors_done(c, wp);
ret = bch2_write_extent(op, wp);
if (ret < 0)
goto err;