VFS: Handle lazytime in do_mount()

Message ID 20171011050131.GB13028@x4
State New
Headers show
Series
  • VFS: Handle lazytime in do_mount()
Related show

Commit Message

Markus Trippelsdorf Oct. 11, 2017, 5:01 a.m.
Since commit e462ec50cb5fa ("VFS: Differentiate mount flags (MS_*) from
internal superblock flags") the lazytime mount option doesn't get passed
on anymore.

Fix the issue by handling the option in do_mount().

Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Markus Trippelsdorf <markus@trippelsdorf.de>
---
 fs/namespace.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Goldwyn Rodrigues Nov. 17, 2017, 12:09 p.m. | #1
On 10/11/2017 12:01 AM, Markus Trippelsdorf wrote:
> Since commit e462ec50cb5fa ("VFS: Differentiate mount flags (MS_*) from
> internal superblock flags") the lazytime mount option doesn't get passed
> on anymore.
> 
> Fix the issue by handling the option in do_mount().
> 
> Reviewed-by: Lukas Czerner <lczerner@redhat.com>
> Signed-off-by: Markus Trippelsdorf <markus@trippelsdorf.de>

Reviewed-by: Goldwyn Rodrigues <rgoldwyn@suse.com>

> ---
>  fs/namespace.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/namespace.c b/fs/namespace.c
> index 54059b142d6b..b633838b8f02 100644
> --- a/fs/namespace.c
> +++ b/fs/namespace.c
> @@ -2823,7 +2823,8 @@ long do_mount(const char *dev_name, const char __user *dir_name,
>  			    SB_MANDLOCK |
>  			    SB_DIRSYNC |
>  			    SB_SILENT |
> -			    SB_POSIXACL);
> +			    SB_POSIXACL |
> +			    SB_LAZYTIME);
>  
>  	if (flags & MS_REMOUNT)
>  		retval = do_remount(&path, flags, sb_flags, mnt_flags,
>

Patch

diff --git a/fs/namespace.c b/fs/namespace.c
index 54059b142d6b..b633838b8f02 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2823,7 +2823,8 @@  long do_mount(const char *dev_name, const char __user *dir_name,
 			    SB_MANDLOCK |
 			    SB_DIRSYNC |
 			    SB_SILENT |
-			    SB_POSIXACL);
+			    SB_POSIXACL |
+			    SB_LAZYTIME);
 
 	if (flags & MS_REMOUNT)
 		retval = do_remount(&path, flags, sb_flags, mnt_flags,