diff options
| author | Eric Paris <eparis@redhat.com> | 2009-09-12 22:54:17 -0400 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-09-14 12:34:09 +1000 |
| commit | 008574b11171a1ee9583a00188e27ff9e0432061 (patch) | |
| tree | bada4ddf3c79a6a274a80839acd75eb132c78b29 /security/selinux/avc.c | |
| parent | ed868a56988464cd31de0302426a5e94d3127f10 (diff) | |
| download | lwn-008574b11171a1ee9583a00188e27ff9e0432061.tar.gz lwn-008574b11171a1ee9583a00188e27ff9e0432061.zip | |
SELinux: seperate avc_cache flushing
Move the avc_cache flushing into it's own function so it can be reused when
disabling SELinux.
Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/selinux/avc.c')
| -rw-r--r-- | security/selinux/avc.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/security/selinux/avc.c b/security/selinux/avc.c index e3d19014259b..f60124623645 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -709,18 +709,16 @@ out: } /** - * avc_ss_reset - Flush the cache and revalidate migrated permissions. - * @seqno: policy sequence number + * avc_flush - Flush the cache */ -int avc_ss_reset(u32 seqno) +static void avc_flush(void) { - struct avc_callback_node *c; - int i, rc = 0, tmprc; - unsigned long flag; - struct avc_node *node; struct hlist_head *head; struct hlist_node *next; + struct avc_node *node; spinlock_t *lock; + unsigned long flag; + int i; for (i = 0; i < AVC_CACHE_SLOTS; i++) { head = &avc_cache.slots[i]; @@ -737,6 +735,18 @@ int avc_ss_reset(u32 seqno) rcu_read_unlock(); spin_unlock_irqrestore(lock, flag); } +} + +/** + * avc_ss_reset - Flush the cache and revalidate migrated permissions. + * @seqno: policy sequence number + */ +int avc_ss_reset(u32 seqno) +{ + struct avc_callback_node *c; + int rc = 0, tmprc; + + avc_flush(); for (c = avc_callbacks; c; c = c->next) { if (c->events & AVC_CALLBACK_RESET) { |