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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-07-28 09:30:20 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-07-28 09:30:20 +0100
commit661299d9d0437a0ff72240f3d60016ac3a361a6e (patch)
tree765512576314fc3612b503f182b9ae4e60fcf849 /kernel/capability.c
parent05caac585f8abd6c0113856bc8858e3ef214d8a6 (diff)
parent41c018b7ecb60b1c2c4d5dee0cd37d32a94c45af (diff)
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Merge with Linus' 2.6 tree
Diffstat (limited to 'kernel/capability.c')
-rw-r--r--kernel/capability.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/kernel/capability.c b/kernel/capability.c
index 64db1ee..8986a37 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -31,8 +31,14 @@ static DEFINE_SPINLOCK(task_capability_lock);
* uninteresting and/or not to be changed.
*/
-/*
+/**
* sys_capget - get the capabilities of a given process.
+ * @header: pointer to struct that contains capability version and
+ * target pid data
+ * @dataptr: pointer to struct that contains the effective, permitted,
+ * and inheritable capabilities that are returned
+ *
+ * Returns 0 on success and < 0 on error.
*/
asmlinkage long sys_capget(cap_user_header_t header, cap_user_data_t dataptr)
{
@@ -141,8 +147,14 @@ static inline int cap_set_all(kernel_cap_t *effective,
return ret;
}
-/*
- * sys_capset - set capabilities for a given process, all processes, or all
+/**
+ * sys_capset - set capabilities for a process or a group of processes
+ * @header: pointer to struct that contains capability version and
+ * target pid data
+ * @data: pointer to struct that contains the effective, permitted,
+ * and inheritable capabilities
+ *
+ * Set capabilities for a given process, all processes, or all
* processes in a given process group.
*
* The restrictions on setting capabilities are specified as:
@@ -152,6 +164,8 @@ static inline int cap_set_all(kernel_cap_t *effective,
* I: any raised capabilities must be a subset of the (old current) permitted
* P: any raised capabilities must be a subset of the (old current) permitted
* E: must be set to a subset of (new target) permitted
+ *
+ * Returns 0 on success and < 0 on error.
*/
asmlinkage long sys_capset(cap_user_header_t header, const cap_user_data_t data)
{