[Drbd-dev] [PATCH 11/20] fs: remove a weird comment in submit_bh_wbc

Christoph Hellwig hch at lst.de
Mon Jun 29 21:39:38 CEST 2020


All bios can get remapped if submitted to partitions.  No need to
comment on that.

Signed-off-by: Christoph Hellwig <hch at lst.de>
---
 fs/buffer.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index 64fe82ec65ff1f..2725ebbcfdc246 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -3040,12 +3040,7 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
 	if (test_set_buffer_req(bh) && (op == REQ_OP_WRITE))
 		clear_buffer_write_io_error(bh);
 
-	/*
-	 * from here on down, it's all bio -- do the initial mapping,
-	 * submit_bio -> generic_make_request may further map this bio around
-	 */
 	bio = bio_alloc(GFP_NOIO, 1);
-
 	bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
 	bio_set_dev(bio, bh->b_bdev);
 	bio->bi_write_hint = write_hint;
-- 
2.26.2



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