Author: arybchik
Date: Thu Jan 14 15:41:03 2016
New Revision: 293970
URL: https://svnweb.freebsd.org/changeset/base/293970
Log:
MFC r292086
sfxge: add tunable for maximum start attetmps after reset
Reviewed by: gnn
Sponsored by: Solarflare Communications, Inc.
Modified:
stable/10/sys/dev/sfxge/sfxge.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/sfxge/sfxge.c
==============================================================================
--- stable/10/sys/dev/sfxge/sfxge.c Thu Jan 14 15:33:50 2016
(r293969)
+++ stable/10/sys/dev/sfxge/sfxge.c Thu Jan 14 15:41:03 2016
(r293970)
@@ -102,6 +102,13 @@ SYSCTL_INT(_hw_sfxge, OID_AUTO, stats_up
&sfxge_stats_update_period, 0,
"netstat interface statistics update period in ticks");
+#define SFXGE_PARAM_RESTART_ATTEMPTS SFXGE_PARAM(restart_attempts)
+static int sfxge_restart_attempts = 3;
+TUNABLE_INT(SFXGE_PARAM_RESTART_ATTEMPTS, &sfxge_restart_attempts);
+SYSCTL_INT(_hw_sfxge, OID_AUTO, restart_attempts, CTLFLAG_RDTUN,
+ &sfxge_restart_attempts, 0,
+ "Maximum number of attempts to bring interface up after reset");
+
#if EFSYS_OPT_MCDI_LOGGING
#define SFXGE_PARAM_MCDI_LOGGING SFXGE_PARAM(mcdi_logging)
static int sfxge_mcdi_logging = 0;
@@ -1018,7 +1025,7 @@ sfxge_reset(void *arg, int npending)
sfxge_stop(sc);
efx_nic_reset(sc->enp);
- for (attempt = 0; attempt < 3; ++attempt) {
+ for (attempt = 0; attempt < sfxge_restart_attempts; ++attempt) {
if ((rc = sfxge_start(sc)) == 0)
goto done;
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