[PATCH 1/1] fs/erofs: silence erofs_probe()

Simon Glass sjg at chromium.org
Sun Jul 31 20:41:19 CEST 2022


On Sun, 31 Jul 2022 at 03:10, Heinrich Schuchardt
<heinrich.schuchardt at canonical.com> wrote:
>
> fs_set_blk_dev() probes all file-systems until it finds one that matches
> the volume. We do not expect any console output for non-matching
> file-systems.
>
> Convert error messages in erofs_read_superblock() to debug output.
>
> Fixes: 830613f8f5bb ("fs/erofs: add erofs filesystem support")
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
> ---
>  fs/erofs/super.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Reviewed-by: Simon Glass <sjg at chromium.org>

>
> diff --git a/fs/erofs/super.c b/fs/erofs/super.c
> index 4cca322b9e..095754dc28 100644
> --- a/fs/erofs/super.c
> +++ b/fs/erofs/super.c
> @@ -65,14 +65,14 @@ int erofs_read_superblock(void)
>
>         ret = erofs_blk_read(data, 0, 1);
>         if (ret < 0) {
> -               erofs_err("cannot read erofs superblock: %d", ret);
> +               erofs_dbg("cannot read erofs superblock: %d", ret);
>                 return -EIO;
>         }
>         dsb = (struct erofs_super_block *)(data + EROFS_SUPER_OFFSET);
>
>         ret = -EINVAL;
>         if (le32_to_cpu(dsb->magic) != EROFS_SUPER_MAGIC_V1) {
> -               erofs_err("cannot find valid erofs superblock");
> +               erofs_dbg("cannot find valid erofs superblock");
>                 return ret;
>         }
>
> @@ -81,7 +81,7 @@ int erofs_read_superblock(void)
>         blkszbits = dsb->blkszbits;
>         /* 9(512 bytes) + LOG_SECTORS_PER_BLOCK == LOG_BLOCK_SIZE */
>         if (blkszbits != LOG_BLOCK_SIZE) {
> -               erofs_err("blksize %u isn't supported on this platform",
> +               erofs_dbg("blksize %u isn't supported on this platform",
>                           1 << blkszbits);

Does this message appear in normal scanning, or is it a genuine error?

>                 return ret;
>         }

> --
> 2.36.1
>


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