aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-05-19 14:55:56 +0100
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-05-19 14:55:56 +0100
commitfb19b4c6aa024837a0071f07baa07dbf49d07151 (patch)
tree6062647cc9e84f81d679a5f3d27ceb8363e9822d
parent7063e6c717f6108c4b3fc3135a516c86ef944870 (diff)
downloadmrst-s0i3-test-fb19b4c6aa024837a0071f07baa07dbf49d07151.tar.gz
mrst-s0i3-test-fb19b4c6aa024837a0071f07baa07dbf49d07151.tar.xz
mrst-s0i3-test-fb19b4c6aa024837a0071f07baa07dbf49d07151.zip
AUDIT: Honour audit_backlog_limit again.
The limit on the number of outstanding audit messages was inadvertently removed with the switch to queuing skbs directly for sending by a kernel thread. Put it back again. Signed-off-by: David Woodhouse <dwmw2@infradead.org>
-rw-r--r--kernel/audit.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/audit.c b/kernel/audit.c
index bbc6f542c8f..41581413529 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -613,6 +613,18 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, int type)
if (!audit_initialized)
return NULL;
+ if (audit_backlog_limit
+ && skb_queue_len(&audit_skb_queue) > audit_backlog_limit) {
+ if (audit_rate_check())
+ printk(KERN_WARNING
+ "audit: audit_backlog=%d > "
+ "audit_backlog_limit=%d\n",
+ skb_queue_len(&audit_skb_queue),
+ audit_backlog_limit);
+ audit_log_lost("backlog limit exceeded");
+ return NULL;
+ }
+
ab = audit_buffer_alloc(ctx, GFP_ATOMIC, type);
if (!ab) {
audit_log_lost("out of memory in audit_log_start");