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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: Jeff Moyer <jmoyer@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2017-10-14 11:32:33 -07:00
parent aaa422c4c3
commit 66a86cc109
1 changed files with 4 additions and 4 deletions
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8
drivers/dax/super.c
View File

@ -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;
}