From: Amir Shehata <amir.sheh...@intel.com> Create and set the default o2iblnd tunables when the ko2iblnd module loads. Move kiblnd_tunables_setup() to when the NI iterface is initialized.
Signed-off-by: Amir Shehata <amir.sheh...@intel.com> Signed-off-by: James Simmons <uja.o...@yahoo.com> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7101 Reviewed-on: http://review.whamcloud.com/16367 Reviewed-by: Doug Oucharek <doug.s.oucha...@intel.com> Reviewed-by: Olaf Weber <o...@sgi.com> Reviewed-by: Oleg Drokin <oleg.dro...@intel.com> Signed-off-by: James Simmons <jsimm...@infradead.org> --- .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 9 ++++----- .../staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h | 3 ++- .../lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c | 16 ++++++++++++++-- 3 files changed, 20 insertions(+), 8 deletions(-) diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c index a2e188e..a06689b 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c @@ -2921,6 +2921,9 @@ static int kiblnd_startup(lnet_ni_t *ni) net->ibn_incarnation = tv.tv_sec * USEC_PER_SEC + tv.tv_nsec / NSEC_PER_USEC; + rc = kiblnd_tunables_setup(); + if (rc) + goto net_failed; ni->ni_peertimeout = *kiblnd_tunables.kib_peertimeout; ni->ni_maxtxcredits = *kiblnd_tunables.kib_credits; ni->ni_peertxcredits = *kiblnd_tunables.kib_peertxcredits; @@ -3006,8 +3009,6 @@ static void __exit ko2iblnd_exit(void) static int __init ko2iblnd_init(void) { - int rc; - CLASSERT(sizeof(kib_msg_t) <= IBLND_MSG_SIZE); CLASSERT(offsetof(kib_msg_t, ibm_u.get.ibgm_rd.rd_frags[IBLND_MAX_RDMA_FRAGS]) @@ -3016,9 +3017,7 @@ static int __init ko2iblnd_init(void) ibm_u.putack.ibpam_rd.rd_frags[IBLND_MAX_RDMA_FRAGS]) <= IBLND_MSG_SIZE); - rc = kiblnd_tunables_init(); - if (rc) - return rc; + kiblnd_tunables_init(); lnet_register_lnd(&the_o2iblnd); diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h index fab0ef9..80e11bc 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h @@ -994,7 +994,8 @@ int kiblnd_fmr_pool_map(kib_fmr_poolset_t *fps, kib_tx_t *tx, kib_fmr_t *fmr); void kiblnd_fmr_pool_unmap(kib_fmr_t *fmr, int status); -int kiblnd_tunables_init(void); +int kiblnd_tunables_setup(void); +void kiblnd_tunables_init(void); void kiblnd_tunables_fini(void); int kiblnd_connd(void *arg); diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c index a6415fc..cc1469d 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_modparams.c @@ -171,6 +171,8 @@ kib_tunables_t kiblnd_tunables = { .kib_nscheds = &nscheds }; +static struct lnet_ioctl_config_o2iblnd_tunables default_tunables; + /* # messages/RDMAs in-flight */ int kiblnd_msg_queue_size(int version, lnet_ni_t *ni) { @@ -182,8 +184,7 @@ int kiblnd_msg_queue_size(int version, lnet_ni_t *ni) return peer_credits; } -int -kiblnd_tunables_init(void) +int kiblnd_tunables_setup(void) { if (kiblnd_translate_mtu(*kiblnd_tunables.kib_ib_mtu) < 0) { CERROR("Invalid ib_mtu %d, expected 256/512/1024/2048/4096\n", @@ -234,3 +235,14 @@ kiblnd_tunables_init(void) return 0; } + +void kiblnd_tunables_init(void) +{ + default_tunables.lnd_version = 0; + default_tunables.lnd_peercredits_hiw = peer_credits_hiw, + default_tunables.lnd_map_on_demand = map_on_demand; + default_tunables.lnd_concurrent_sends = concurrent_sends; + default_tunables.lnd_fmr_pool_size = fmr_pool_size; + default_tunables.lnd_fmr_flush_trigger = fmr_flush_trigger; + default_tunables.lnd_fmr_cache = fmr_cache; +} -- 1.7.1 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
