Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 40c0775e authored by Richard Guy Briggs's avatar Richard Guy Briggs Committed by Eric Paris
Browse files

audit: allow unlimited backlog queue 



Since audit can already be disabled by "audit=0" on the kernel boot line, or by
the command "auditctl -e 0", it would be more useful to have the
audit_backlog_limit set to zero mean effectively unlimited (limited only by
system RAM).

Acked-by: default avatarGao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: default avatarRichard Guy Briggs <rgb@redhat.com>
Signed-off-by: default avatarEric Paris <eparis@redhat.com>
parent b6cfee4c

kernel/audit.c

+4 −2
Original line number Original line Diff line number Diff line
@@ -101,7 +101,8 @@ static __u32 audit_nlk_portid; 
 * audit records being dropped. */

 * audit records being dropped. */

static int	audit_rate_limit;

static int	audit_rate_limit;





/* Number of outstanding audit_buffers allowed. */

/* Number of outstanding audit_buffers allowed.

 * When set to zero, this means unlimited. */

static int	audit_backlog_limit = 64;

static int	audit_backlog_limit = 64;

#define AUDIT_BACKLOG_WAIT_TIME (60 * HZ)

#define AUDIT_BACKLOG_WAIT_TIME (60 * HZ)

static int	audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;

static int	audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;
@@ -375,7 +376,8 @@ static int audit_set_failure(int state) 
static void audit_hold_skb(struct sk_buff *skb)

static void audit_hold_skb(struct sk_buff *skb)

{

{

	if (audit_default &&

	if (audit_default &&

	    skb_queue_len(&audit_skb_hold_queue) < audit_backlog_limit)

	    (!audit_backlog_limit ||

	     skb_queue_len(&audit_skb_hold_queue) < audit_backlog_limit))

		skb_queue_tail(&audit_skb_hold_queue, skb);

		skb_queue_tail(&audit_skb_hold_queue, skb);

	else

	else

		kfree_skb(skb);

		kfree_skb(skb);