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authorIngo Molnar <mingo@elte.hu>2008-07-15 17:12:58 -0400
committerIngo Molnar <mingo@elte.hu>2008-07-15 17:12:58 -0400
commit1e09481365ce248dbb4eb06dad70129bb5807037 (patch)
treec0cff5bef95c8b5e7486f144718ade9a06c284dc /Documentation/controllers/devices.txt
parent3e2f69fdd1b00166e7d589bce56b2d36a9e74374 (diff)
parentb9d2252c1e44fa83a4e65fdc9eb93db6297c55af (diff)
Merge branch 'linus' into core/softlockup
Conflicts: kernel/softlockup.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/controllers/devices.txt')
-rw-r--r--Documentation/controllers/devices.txt8
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/controllers/devices.txt b/Documentation/controllers/devices.txt
index 4dcea42432c2..7cc6e6a60672 100644
--- a/Documentation/controllers/devices.txt
+++ b/Documentation/controllers/devices.txt
@@ -13,7 +13,7 @@ either an integer or * for all. Access is a composition of r
13The root device cgroup starts with rwm to 'all'. A child device 13The root device cgroup starts with rwm to 'all'. A child device
14cgroup gets a copy of the parent. Administrators can then remove 14cgroup gets a copy of the parent. Administrators can then remove
15devices from the whitelist or add new entries. A child cgroup can 15devices from the whitelist or add new entries. A child cgroup can
16never receive a device access which is denied its parent. However 16never receive a device access which is denied by its parent. However
17when a device access is removed from a parent it will not also be 17when a device access is removed from a parent it will not also be
18removed from the child(ren). 18removed from the child(ren).
19 19
@@ -29,7 +29,11 @@ allows cgroup 1 to read and mknod the device usually known as
29 29
30 echo a > /cgroups/1/devices.deny 30 echo a > /cgroups/1/devices.deny
31 31
32will remove the default 'a *:* mrw' entry. 32will remove the default 'a *:* rwm' entry. Doing
33
34 echo a > /cgroups/1/devices.allow
35
36will add the 'a *:* rwm' entry to the whitelist.
33 37
343. Security 383. Security
35 39