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Commit 275d3ba6 authored by Theodore Ts'o's avatar Theodore Ts'o
Browse files

ext4: remove loop around bio_alloc() 



These days, bio_alloc() is guaranteed to never fail (as long as nvecs
is less than BIO_MAX_PAGES), so we don't need the loop around the
struct bio allocation.

Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 9331b626

fs/ext4/page-io.c

+1 −5
Original line number Diff line number Diff line
@@ -285,11 +285,7 @@ static int io_submit_init(struct ext4_io_submit *io, 
	io_end = ext4_init_io_end(inode, GFP_NOFS);

	if (!io_end)

		return -ENOMEM;

	do {

		bio = bio_alloc(GFP_NOIO, nvecs);

		nvecs >>= 1;

	} while (bio == NULL);



	bio = bio_alloc(GFP_NOIO, min(nvecs, BIO_MAX_PAGES));

	bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);

	bio->bi_bdev = bh->b_bdev;

	bio->bi_private = io->io_end = io_end;