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[66.68.129.43]) by smtp.gmail.com with ESMTPSA id f133sm10270399ywa.27.2015.11.08.12.42.15 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 08 Nov 2015 12:42:15 -0800 (PST) From: Bill Fischofer To: lng-odp@lists.linaro.org Date: Sun, 8 Nov 2015 14:42:05 -0600 Message-Id: <1447015330-24420-2-git-send-email-bill.fischofer@linaro.org> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1447015330-24420-1-git-send-email-bill.fischofer@linaro.org> References: <1447015330-24420-1-git-send-email-bill.fischofer@linaro.org> X-Topics: patch Subject: [lng-odp] [API-NEXT PATCHv2 1/6] linux-generic: schedule: move ordered lock routines to odp_schedule.c X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" Move the odp_schedule_order_lock() and odp_schedule_order_unlock() routines from odp_queue.c to odp_schedule.c Signed-off-by: Bill Fischofer --- platform/linux-generic/odp_queue.c | 31 ------------------------ platform/linux-generic/odp_schedule.c | 45 ++++++++++++++++++++++++++++++----- 2 files changed, 39 insertions(+), 37 deletions(-) diff --git a/platform/linux-generic/odp_queue.c b/platform/linux-generic/odp_queue.c index 1c15e17..2071870 100644 --- a/platform/linux-generic/odp_queue.c +++ b/platform/linux-generic/odp_queue.c @@ -22,7 +22,6 @@ #include #include #include -#include #ifdef USE_TICKETLOCK #include @@ -1015,33 +1014,3 @@ int release_order(queue_entry_t *origin_qe, uint64_t order, UNLOCK(&origin_qe->s.lock); return 0; } - -void odp_schedule_order_lock(unsigned lock_index) -{ - queue_entry_t *origin_qe; - uint64_t *sync; - - get_sched_sync(&origin_qe, &sync, lock_index); - if (!origin_qe || lock_index >= origin_qe->s.param.sched.lock_count) - return; - - /* Wait until we are in order. Note that sync_out will be incremented - * both by unlocks as well as order resolution, so we're OK if only - * some events in the ordered flow need to lock. - */ - while (*sync > odp_atomic_load_u64(&origin_qe->s.sync_out[lock_index])) - odp_spin(); -} - -void odp_schedule_order_unlock(unsigned lock_index) -{ - queue_entry_t *origin_qe; - uint64_t *sync; - - get_sched_sync(&origin_qe, &sync, lock_index); - if (!origin_qe || lock_index >= origin_qe->s.param.sched.lock_count) - return; - - /* Release the ordered lock */ - odp_atomic_fetch_inc_u64(&origin_qe->s.sync_out[lock_index]); -} diff --git a/platform/linux-generic/odp_schedule.c b/platform/linux-generic/odp_schedule.c index 6df8073..195240e 100644 --- a/platform/linux-generic/odp_schedule.c +++ b/platform/linux-generic/odp_schedule.c @@ -22,6 +22,7 @@ #include #include +#include odp_thrmask_t sched_mask_all; @@ -793,6 +794,44 @@ void odp_schedule_prefetch(int num ODP_UNUSED) { } +void odp_schedule_order_lock(unsigned lock_index) +{ + queue_entry_t *origin_qe; + uint64_t sync, sync_out; + + origin_qe = sched_local.origin_qe; + if (!origin_qe || lock_index >= origin_qe->s.param.sched.lock_count) + return; + + sync = sched_local.sync[lock_index]; + sync_out = odp_atomic_load_u64(&origin_qe->s.sync_out[lock_index]); + ODP_ASSERT(sync >= sync_out); + + /* Wait until we are in order. Note that sync_out will be incremented + * both by unlocks as well as order resolution, so we're OK if only + * some events in the ordered flow need to lock. + */ + while (sync != sync_out) { + odp_spin(); + sync_out = + odp_atomic_load_u64(&origin_qe->s.sync_out[lock_index]); + } +} + +void odp_schedule_order_unlock(unsigned lock_index) +{ + queue_entry_t *origin_qe; + + origin_qe = sched_local.origin_qe; + if (!origin_qe || lock_index >= origin_qe->s.param.sched.lock_count) + return; + ODP_ASSERT(sched_local.sync[lock_index] == + odp_atomic_load_u64(&origin_qe->s.sync_out[lock_index])); + + /* Release the ordered lock */ + odp_atomic_fetch_inc_u64(&origin_qe->s.sync_out[lock_index]); +} + void sched_enq_called(void) { sched_local.enq_called = 1; @@ -804,12 +843,6 @@ void get_sched_order(queue_entry_t **origin_qe, uint64_t *order) *order = sched_local.order; } -void get_sched_sync(queue_entry_t **origin_qe, uint64_t **sync, uint32_t ndx) -{ - *origin_qe = sched_local.origin_qe; - *sync = &sched_local.sync[ndx]; -} - void sched_order_resolved(odp_buffer_hdr_t *buf_hdr) { if (buf_hdr)