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List:       linux-bcache
Subject:    [PATCH RFC v3 for-6.8/block 06/17] scsicam: use bdev api in scsi_bios_ptable()
From:       Yu Kuai <yukuai1 () huaweicloud ! com>
Date:       2023-12-21 8:57:01
Message-ID: 20231221085712.1766333-7-yukuai1 () huaweicloud ! com
[Download RAW message or body]

From: Yu Kuai <yukuai3@huawei.com>

Avoid to access bd_inode directly, prepare to remove bd_inode from
block_devcie.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
---
 drivers/scsi/scsicam.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/scsicam.c b/drivers/scsi/scsicam.c
index e2c7d8ef205f..9617d70c0ed1 100644
--- a/drivers/scsi/scsicam.c
+++ b/drivers/scsi/scsicam.c
@@ -32,11 +32,9 @@
  */
 unsigned char *scsi_bios_ptable(struct block_device *dev)
 {
-	struct address_space *mapping = bdev_whole(dev)->bd_inode->i_mapping;
 	unsigned char *res = NULL;
-	struct folio *folio;
+	struct folio *folio = bdev_read_folio(bdev_whole(dev), 0);
 
-	folio = read_mapping_folio(mapping, 0, NULL);
 	if (IS_ERR(folio))
 		return NULL;
 
-- 
2.39.2


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