Date: Mon, 11 Feb 2013 02:48:49 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r246648 - head/sys/dev/ath Message-ID: <201302110248.r1B2mnlE013297@svn.freebsd.org>
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Author: adrian Date: Mon Feb 11 02:48:49 2013 New Revision: 246648 URL: http://svnweb.freebsd.org/changeset/base/246648 Log: Extend the timestamp to be a timeval, rather than ticks. This makes it easier to see TX and RX buffer latencies. Modified: head/sys/dev/ath/if_ath_alq.c head/sys/dev/ath/if_ath_alq.h Modified: head/sys/dev/ath/if_ath_alq.c ============================================================================== --- head/sys/dev/ath/if_ath_alq.c Mon Feb 11 02:15:26 2013 (r246647) +++ head/sys/dev/ath/if_ath_alq.c Mon Feb 11 02:48:49 2013 (r246648) @@ -44,6 +44,7 @@ #include <sys/mutex.h> #include <sys/alq.h> #include <sys/endian.h> +#include <sys/time.h> #include <dev/ath/if_ath_alq.h> @@ -153,10 +154,13 @@ if_ath_alq_post(struct if_ath_alq *alq, { struct if_ath_alq_hdr *ap; struct ale *ale; + struct timeval tv; if (! if_ath_alq_checkdebug(alq, op)) return; + microtime(&tv); + /* * Enforce some semblence of sanity on 'len'. * Although strictly speaking, any length is possible - @@ -172,7 +176,8 @@ if_ath_alq_post(struct if_ath_alq *alq, ap = (struct if_ath_alq_hdr *) ale->ae_data; ap->threadid = htobe64((uint64_t) curthread->td_tid); - ap->tstamp = htobe32((uint32_t) ticks); + ap->tstamp_sec = htobe32((uint32_t) tv.tv_sec); + ap->tstamp_usec = htobe32((uint32_t) tv.tv_usec); ap->op = htobe16(op); ap->len = htobe16(len); Modified: head/sys/dev/ath/if_ath_alq.h ============================================================================== --- head/sys/dev/ath/if_ath_alq.h Mon Feb 11 02:15:26 2013 (r246647) +++ head/sys/dev/ath/if_ath_alq.h Mon Feb 11 02:48:49 2013 (r246648) @@ -116,7 +116,8 @@ struct if_ath_alq { struct if_ath_alq_hdr { uint64_t threadid; - uint32_t tstamp; + uint32_t tstamp_sec; + uint32_t tstamp_usec; uint16_t op; uint16_t len; /* Length of (optional) payload */ };
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