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Commit 66a86cc1 authored by Dan Williams's avatar Dan Williams
Browse files

dax: quiet bdev_dax_supported() 



Before we add another failure reason, quiet the existing log messages.
Leave it to the caller to decide if bdev_dax_supported() failures are
errors worth emitting to the log.

Reported-by: default avatarJeff Moyer <jmoyer@redhat.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent aaa422c4

drivers/dax/super.c

+4 −4
Original line number Diff line number Diff line
@@ -92,21 +92,21 @@ int __bdev_dax_supported(struct super_block *sb, int blocksize) 
	long len;



	if (blocksize != PAGE_SIZE) {

		pr_err("VFS (%s): error: unsupported blocksize for dax\n",

		pr_debug("VFS (%s): error: unsupported blocksize for dax\n",

				sb->s_id);

		return -EINVAL;

	}



	err = bdev_dax_pgoff(bdev, 0, PAGE_SIZE, &pgoff);

	if (err) {

		pr_err("VFS (%s): error: unaligned partition for dax\n",

		pr_debug("VFS (%s): error: unaligned partition for dax\n",

				sb->s_id);

		return err;

	}



	dax_dev = dax_get_by_host(bdev->bd_disk->disk_name);

	if (!dax_dev) {

		pr_err("VFS (%s): error: device does not support dax\n",

		pr_debug("VFS (%s): error: device does not support dax\n",

				sb->s_id);

		return -EOPNOTSUPP;

	}
@@ -118,7 +118,7 @@ int __bdev_dax_supported(struct super_block *sb, int blocksize) 
	put_dax(dax_dev);



	if (len < 1) {

		pr_err("VFS (%s): error: dax access failed (%ld)",

		pr_debug("VFS (%s): error: dax access failed (%ld)\n",

				sb->s_id, len);

		return len < 0 ? len : -EIO;

	}