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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
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@ -92,21 +92,21 @@ int __bdev_dax_supported(struct super_block *sb, int blocksize)
long len; long len;
if (blocksize != PAGE_SIZE) { 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); sb->s_id);
return -EINVAL; return -EINVAL;
} }
err = bdev_dax_pgoff(bdev, 0, PAGE_SIZE, &pgoff); err = bdev_dax_pgoff(bdev, 0, PAGE_SIZE, &pgoff);
if (err) { 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); sb->s_id);
return err; return err;
} }
dax_dev = dax_get_by_host(bdev->bd_disk->disk_name); dax_dev = dax_get_by_host(bdev->bd_disk->disk_name);
if (!dax_dev) { 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); sb->s_id);
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
@ -118,7 +118,7 @@ int __bdev_dax_supported(struct super_block *sb, int blocksize)
put_dax(dax_dev); put_dax(dax_dev);
if (len < 1) { 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); sb->s_id, len);
return len < 0 ? len : -EIO; return len < 0 ? len : -EIO;
} }