Re: [PATCH] fs/ntfs3: Change how module init/info messages are displayed

From: Konstantin Komarov
Date: Thu Sep 02 2021 - 12:37:31 EST




On 29.08.2021 17:42, Kari Argillander wrote:
> Usually in file system init() messages are only displayed in info level.
> Change level from notice to info, but keep CONFIG_NTFS3_64BIT_CLUSTER in
> notice level. Also this need even more attention so let's put big
> warning here so that nobody will not try accidentally use it.
>
> There is also no good reason to display internal stuff like binary tree
> search. This is always on option which can only disabled for debugging
> purposes by developer. Also this message does not even check if
> developer has disabled it or not so it is useless info.
>
> Signed-off-by: Kari Argillander <kari.argillander@xxxxxxxxx>
> ---
> fs/ntfs3/super.c | 27 ++++++++-------------------
> 1 file changed, 8 insertions(+), 19 deletions(-)
>
> diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
> index 17ee715ab539..7895039cf673 100644
> --- a/fs/ntfs3/super.c
> +++ b/fs/ntfs3/super.c
> @@ -1430,21 +1430,14 @@ static int __init init_ntfs_fs(void)
> {
> int err;
>
> - pr_notice("ntfs3: Index binary search\n");
> - pr_notice("ntfs3: Hot fix free clusters\n");
> - pr_notice("ntfs3: Max link count %u\n", NTFS_LINK_MAX);
> + pr_info("ntfs3: Max link count %u\n", NTFS_LINK_MAX);
>
> -#ifdef CONFIG_NTFS3_FS_POSIX_ACL
> - pr_notice("ntfs3: Enabled Linux POSIX ACLs support\n");
> -#endif
> -#ifdef CONFIG_NTFS3_64BIT_CLUSTER
> - pr_notice("ntfs3: Activated 64 bits per cluster\n");
> -#else
> - pr_notice("ntfs3: Activated 32 bits per cluster\n");
> -#endif
> -#ifdef CONFIG_NTFS3_LZX_XPRESS
> - pr_notice("ntfs3: Read-only lzx/xpress compression included\n");
> -#endif
> + if (IS_ENABLED(CONFIG_NTFS3_FS_POSIX_ACL))
> + pr_info("ntfs3: Enabled Linux POSIX ACLs support\n");
> + if (IS_ENABLED(CONFIG_NTFS3_64BIT_CLUSTER))
> + pr_notice("ntfs3: Warning: Activated 64 bits per cluster. Windows does not support this\n");
> + if (IS_ENABLED(CONFIG_NTFS3_LZX_XPRESS))
> + pr_info("ntfs3: Read-only LZX/Xpress compression included\n");
>
> err = ntfs3_init_bitmap();
> if (err)
> @@ -1484,15 +1477,11 @@ static void __exit exit_ntfs_fs(void)
>
> MODULE_LICENSE("GPL");
> MODULE_DESCRIPTION("ntfs3 read/write filesystem");
> -MODULE_INFO(behaviour, "Index binary search");
> -MODULE_INFO(behaviour, "Hot fix free clusters");
> #ifdef CONFIG_NTFS3_FS_POSIX_ACL
> MODULE_INFO(behaviour, "Enabled Linux POSIX ACLs support");
> #endif
> #ifdef CONFIG_NTFS3_64BIT_CLUSTER
> -MODULE_INFO(cluster, "Activated 64 bits per cluster");
> -#else
> -MODULE_INFO(cluster, "Activated 32 bits per cluster");
> +MODULE_INFO(cluster, "Warning: Activated 64 bits per cluster. Windows does not support this");
> #endif
> #ifdef CONFIG_NTFS3_LZX_XPRESS
> MODULE_INFO(compression, "Read-only lzx/xpress compression included");
>

Applied, thanks!