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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-07-31 02:14:15 +0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-07-31 02:14:15 +0400 |
| commit | a670fcb43f01a67ef56176afc76e5d43d128b25c (patch) | |
| tree | 09c9411c78a33ff980e9ea871bc7686e7589abbf /kernel/capability.c | |
| parent | 327309e899662b482c58cf25f574513d38b5788c (diff) | |
| parent | b0825488a642cadcf39709961dde61440cb0731c (diff) | |
| download | linux-a670fcb43f01a67ef56176afc76e5d43d128b25c.tar.xz | |
/spare/repo/netdev-2.6 branch 'master'
Diffstat (limited to 'kernel/capability.c')
| -rw-r--r-- | kernel/capability.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/kernel/capability.c b/kernel/capability.c index 64db1ee820c2..8986a37a67ea 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) { |