f2fs: clean up __bio_alloc()'s parameter

Just cleanup, no logic change.

Signed-off-by: Chao Yu <[e-mail]>
Signed-off-by: Jaegeuk Kim <[e-mail]>

fs/f2fs/data.c

···
 /*
  * Low-level block read/write IO operations.
  */
-static struct bio *__bio_alloc(struct f2fs_sb_info *sbi, block_t blk_addr,
-				struct writeback_control *wbc,
-				int npages, bool is_read,
-				enum page_type type, enum temp_type temp)
+static struct bio *__bio_alloc(struct f2fs_io_info *fio, int npages)
 {
+	struct f2fs_sb_info *sbi = fio->sbi;
 	struct bio *bio;
 
 	bio = f2fs_bio_alloc(sbi, npages, true);
 
-	f2fs_target_device(sbi, blk_addr, bio);
-	if (is_read) {
+	f2fs_target_device(sbi, fio->new_blkaddr, bio);
+	if (is_read_io(fio->op)) {
 		bio->bi_end_io = f2fs_read_end_io;
 		bio->bi_private = NULL;
 	} else {
 		bio->bi_end_io = f2fs_write_end_io;
 		bio->bi_private = sbi;
-		bio->bi_write_hint = f2fs_io_type_to_rw_hint(sbi, type, temp);
+		bio->bi_write_hint = f2fs_io_type_to_rw_hint(sbi,
+						fio->type, fio->temp);
 	}
-	if (wbc)
-		wbc_init_bio(wbc, bio);
+	if (fio->io_wbc)
+		wbc_init_bio(fio->io_wbc, bio);
 
 	return bio;
 }
···
 	f2fs_trace_ios(fio, 0);
 
 	/* Allocate a new bio */
-	bio = __bio_alloc(fio->sbi, fio->new_blkaddr, fio->io_wbc,
-				1, is_read_io(fio->op), fio->type, fio->temp);
+	bio = __bio_alloc(fio, 1);
 
 	if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) {
 		bio_put(bio);
···
 	}
 alloc_new:
 	if (!bio) {
-		bio = __bio_alloc(fio->sbi, fio->new_blkaddr, fio->io_wbc,
-				BIO_MAX_PAGES, false, fio->type, fio->temp);
+		bio = __bio_alloc(fio, BIO_MAX_PAGES);
 		bio_set_op_attrs(bio, fio->op, fio->op_flags);
 	}
 
···
 			fio->retry = true;
 			goto skip;
 		}
-		io->bio = __bio_alloc(sbi, fio->new_blkaddr, fio->io_wbc,
-						BIO_MAX_PAGES, false,
-						fio->type, fio->temp);
+		io->bio = __bio_alloc(fio, BIO_MAX_PAGES);
 		io->fio = *fio;
 	}