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authorIngo Molnar <mingo@elte.hu>2011-08-05 10:32:54 +0200
committerIngo Molnar <mingo@elte.hu>2011-08-05 10:33:55 +0200
commit3272cab4063467410802367a8d69f06c65b2a866 (patch)
tree1c665f8572b0aab2a5343d32b5eaa6713669b04f /fs/Kconfig
parentf629299b544b6cc12b4e3e85fec96f4ce5809482 (diff)
parent140d0b2108faebc77c6523296e211e509cb9f5f9 (diff)
downloadop-kernel-dev-3272cab4063467410802367a8d69f06c65b2a866.zip
op-kernel-dev-3272cab4063467410802367a8d69f06c65b2a866.tar.gz
Merge branch 'linus' into perf/urgent
Merge reason: Include most of the merge window trees, to do fixes on top. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/Kconfig')
-rw-r--r--fs/Kconfig15
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index 19891aa..9fe0b34 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -127,14 +127,21 @@ 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, it's possible that you'll also need
+ this option as there are a number of Linux distros that require
+ POSIX ACL support under /dev for certain features to work properly.
+ For example, some distros need this feature for ALSA-related /dev
+ files for sound to work properly. In short, if you're not sure,
+ 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
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