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| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-05-19 15:55:56 +0200 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-05-19 15:55:56 +0200 |
| commit | fb19b4c6aa024837a0071f07baa07dbf49d07151 (patch) | |
| tree | 6062647cc9e84f81d679a5f3d27ceb8363e9822d /kernel/audit.c | |
| parent | Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git (diff) | |
| download | linux-fb19b4c6aa024837a0071f07baa07dbf49d07151.tar.xz linux-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>
Diffstat (limited to 'kernel/audit.c')
| -rw-r--r-- | kernel/audit.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index bbc6f542c8f7..41581413529c 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"); |