audit: reset audit backlog wait time after error recovery
commit e789e561a50de0aaa8c695662d97aaa5eac9d55f upstream. When the audit queue overflows and times out (audit_backlog_wait_time), the audit queue overflow timeout is set to zero. Once the audit queue overflow timeout condition recovers, the timeout should be reset to the original value. See also: https://lkml.org/lkml/2013/9/2/473 Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com> Signed-off-by: Dan Duval <dan.duval@oracle.com> Signed-off-by: Chuck Anderson <chuck.anderson@oracle.com> Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Signed-off-by: Eric Paris <eparis@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -103,7 +103,8 @@ static int audit_rate_limit;
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/* Number of outstanding audit_buffers allowed. */
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static int audit_backlog_limit = 64;
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static int audit_backlog_wait_time = 60 * HZ;
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#define AUDIT_BACKLOG_WAIT_TIME (60 * HZ)
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static int audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;
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static int audit_backlog_wait_overflow = 0;
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/* The identity of the user shutting down the audit system. */
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@ -1135,6 +1136,8 @@ struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask,
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return NULL;
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}
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audit_backlog_wait_time = AUDIT_BACKLOG_WAIT_TIME;
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ab = audit_buffer_alloc(ctx, gfp_mask, type);
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if (!ab) {
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audit_log_lost("out of memory in audit_log_start");
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