lkml.org 
[lkml]   [2011]   [Jun]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2] TMPFS: Expand "help" to explain value of TMPFS_POSIX_ACL
On Sat, 18 Jun 2011 11:10:20 -0400 (EDT) Robert P. J. Day wrote:

>
> Expand the fs/Kconfig "help" info to clarify why it's a bad idea to
> deselect the TMPFS_POSIX_ACL config variable.
>
> Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>

Acked-by: Randy Dunlap <rdunlap@xenotime.net>


> ---
>
> diff --git a/fs/Kconfig b/fs/Kconfig
> index 19891aa..4217543 100644
> --- a/fs/Kconfig
> +++ b/fs/Kconfig
> @@ -127,14 +127,20 @@ config TMPFS_POSIX_ACL
> select TMPFS_XATTR
> select GENERIC_ACL
> help
> - POSIX Access Control Lists (ACLs) support permissions for users and
> - groups beyond the owner/group/world scheme.
> + POSIX Access Control Lists (ACLs) support additional access rights
> + for users and groups beyond the standard owner/group/world scheme,
> + and this option selects support for ACLs specifically for tmpfs
> + filesystems.
> +
> + If you've selected TMPFS, you almost certainly want this option
> + as well since a number of user space features (e.g., ALSA sound)
> + require POSIX ACL support under /dev to work properly. In other
> + words, if you're not sure and you have no *compelling* reason to
> + deselect this feature, say Y.
>
> To learn more about Access Control Lists, visit the POSIX ACLs for
> Linux website <http://acl.bestbits.at/>.
>
> - If you don't know what Access Control Lists are, say N.
> -
> config TMPFS_XATTR
> bool "Tmpfs extended attributes"
> depends on TMPFS
>
> --
>
> ========================================================================
> Robert P. J. Day Ottawa, Ontario, CANADA
> http://crashcourse.ca
>
> Twitter: http://twitter.com/rpjday
> LinkedIn: http://ca.linkedin.com/in/rpjday
> ========================================================================
> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/


---
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***


\
 
 \ /
  Last update: 2011-06-18 17:13    [W:0.033 / U:1.144 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site