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- Log ----------------------------------------------------------------- commit c3c110cb114012c22796eb96f17facb3c1f021b8 Author: Petri Savolainen petri.savolainen@linaro.org Date: Fri Jan 26 17:10:28 2018 +0200
linux-gen: locks: use inlined thread id
Use internally always the inlined version of thread id function.
Signed-off-by: Petri Savolainen petri.savolainen@linaro.org Reviewed-by: Bill Fischofer bill.fischofer@linaro.org Signed-off-by: Maxim Uvarov maxim.uvarov@linaro.org
diff --git a/platform/linux-generic/odp_rwlock_recursive.c b/platform/linux-generic/odp_rwlock_recursive.c index 1f93df35..d484ba5a 100644 --- a/platform/linux-generic/odp_rwlock_recursive.c +++ b/platform/linux-generic/odp_rwlock_recursive.c @@ -8,6 +8,7 @@
#include <odp/api/rwlock_recursive.h> #include <odp/api/thread.h> +#include <odp/api/plat/thread_inlines.h> #include <string.h>
#define NO_OWNER (-1) @@ -22,7 +23,7 @@ void odp_rwlock_recursive_init(odp_rwlock_recursive_t *rlock) /* Multiple readers can recurse the lock concurrently */ void odp_rwlock_recursive_read_lock(odp_rwlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->rd_cnt[thr]) { rlock->rd_cnt[thr]++; @@ -36,7 +37,7 @@ void odp_rwlock_recursive_read_lock(odp_rwlock_recursive_t *rlock) /* Multiple readers can recurse the lock concurrently */ int odp_rwlock_recursive_read_trylock(odp_rwlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->rd_cnt[thr]) { rlock->rd_cnt[thr]++; @@ -53,7 +54,7 @@ int odp_rwlock_recursive_read_trylock(odp_rwlock_recursive_t *rlock)
void odp_rwlock_recursive_read_unlock(odp_rwlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
rlock->rd_cnt[thr]--;
@@ -66,7 +67,7 @@ void odp_rwlock_recursive_read_unlock(odp_rwlock_recursive_t *rlock) /* Only one writer can recurse the lock */ void odp_rwlock_recursive_write_lock(odp_rwlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->wr_owner == thr) { rlock->wr_cnt++; @@ -81,7 +82,7 @@ void odp_rwlock_recursive_write_lock(odp_rwlock_recursive_t *rlock) /* Only one writer can recurse the lock */ int odp_rwlock_recursive_write_trylock(odp_rwlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->wr_owner == thr) { rlock->wr_cnt++; diff --git a/platform/linux-generic/odp_spinlock_recursive.c b/platform/linux-generic/odp_spinlock_recursive.c index 5293c04b..d6d91420 100644 --- a/platform/linux-generic/odp_spinlock_recursive.c +++ b/platform/linux-generic/odp_spinlock_recursive.c @@ -8,6 +8,7 @@
#include <odp/api/spinlock_recursive.h> #include <odp/api/thread.h> +#include <odp/api/plat/thread_inlines.h>
#define NO_OWNER (-1)
@@ -20,7 +21,7 @@ void odp_spinlock_recursive_init(odp_spinlock_recursive_t *rlock)
void odp_spinlock_recursive_lock(odp_spinlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->owner == thr) { rlock->cnt++; @@ -34,7 +35,7 @@ void odp_spinlock_recursive_lock(odp_spinlock_recursive_t *rlock)
int odp_spinlock_recursive_trylock(odp_spinlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->owner == thr) { rlock->cnt++; @@ -63,7 +64,7 @@ void odp_spinlock_recursive_unlock(odp_spinlock_recursive_t *rlock)
int odp_spinlock_recursive_is_locked(odp_spinlock_recursive_t *rlock) { - int thr = odp_thread_id(); + int thr = _odp_thread_id();
if (rlock->owner == thr) return 1;
commit fdae7a0f9b597289579463c5464877c307d9c318 Author: Petri Savolainen petri.savolainen@linaro.org Date: Fri Jan 26 16:57:56 2018 +0200
linux-gen: thread: inline thread and cpu id
Inline thread and cpu id functions as application may use those often.
Signed-off-by: Petri Savolainen petri.savolainen@linaro.org Reviewed-by: Bill Fischofer bill.fischofer@linaro.org Signed-off-by: Maxim Uvarov maxim.uvarov@linaro.org
diff --git a/include/Makefile.am b/include/Makefile.am index c3452ef3..aa330b8d 100644 --- a/include/Makefile.am +++ b/include/Makefile.am @@ -96,6 +96,7 @@ odpapispecinclude_HEADERS = \ odp/api/spec/sync.h \ odp/api/spec/system_info.h \ odp/api/spec/thread.h \ + odp/api/spec/thread_types.h \ odp/api/spec/threshold.h \ odp/api/spec/thrmask.h \ odp/api/spec/ticketlock.h \ diff --git a/include/odp/api/cpu.h b/include/odp/api/cpu.h index 7229857a..41c21b8a 100644 --- a/include/odp/api/cpu.h +++ b/include/odp/api/cpu.h @@ -19,6 +19,8 @@ extern "C" {
#include <odp/api/abi/cpu.h>
+/* Thread inline file implements cpu API function */ +#include <odp/api/thread.h> #include <odp/api/spec/cpu.h>
#ifdef __cplusplus diff --git a/include/odp/api/spec/thread.h b/include/odp/api/spec/thread.h index 5fe74c69..125e7a11 100644 --- a/include/odp/api/spec/thread.h +++ b/include/odp/api/spec/thread.h @@ -30,34 +30,6 @@ extern "C" { * which depend on system configuration and may be lower than this number. */
-/** - * Thread type - */ -typedef enum odp_thread_type_e { - /** - * Worker thread - * - * Worker threads do most part of ODP application packet processing. - * These threads provide high packet and data rates, with low and - * predictable latency. Typically, worker threads are pinned to isolated - * CPUs and packets are processed in a run-to-completion loop with very - * low interference from the operating system. - */ - ODP_THREAD_WORKER = 0, - - /** - * Control thread - * - * Control threads do not participate the main packet flow through the - * system, but e.g. control or monitor the worker threads, or handle - * exceptions. These threads may perform general purpose processing, - * use system calls, share the CPU with other threads and be interrupt - * driven. - */ - ODP_THREAD_CONTROL -} odp_thread_type_t; - - /** * Get thread identifier * diff --git a/include/odp/api/spec/thread_types.h b/include/odp/api/spec/thread_types.h new file mode 100644 index 00000000..a5ddb78e --- /dev/null +++ b/include/odp/api/spec/thread_types.h @@ -0,0 +1,59 @@ +/* Copyright (c) 2018, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/** + * @file + * + * ODP thread API types + */ + +#ifndef ODP_API_SPEC_THREAD_TYPES_H_ +#define ODP_API_SPEC_THREAD_TYPES_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/** @ingroup odp_thread ODP THREAD + * @{ + */ + +/** + * Thread type + */ +typedef enum odp_thread_type_e { + /** + * Worker thread + * + * Worker threads do most part of ODP application packet processing. + * These threads provide high packet and data rates, with low and + * predictable latency. Typically, worker threads are pinned to isolated + * CPUs and packets are processed in a run-to-completion loop with very + * low interference from the operating system. + */ + ODP_THREAD_WORKER = 0, + + /** + * Control thread + * + * Control threads do not participate the main packet flow through the + * system, but e.g. control or monitor the worker threads, or handle + * exceptions. These threads may perform general purpose processing, + * use system calls, share the CPU with other threads and be interrupt + * driven. + */ + ODP_THREAD_CONTROL +} odp_thread_type_t; + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/include/odp/api/thread.h b/include/odp/api/thread.h index 85af314b..d11c1671 100644 --- a/include/odp/api/thread.h +++ b/include/odp/api/thread.h @@ -17,6 +17,8 @@ extern "C" { #endif
+#include <odp/api/spec/thread_types.h> + #include <odp/api/abi/thread.h>
#include <odp/api/spec/thread.h> diff --git a/platform/linux-generic/Makefile.am b/platform/linux-generic/Makefile.am index 14b73f95..10e38ac3 100644 --- a/platform/linux-generic/Makefile.am +++ b/platform/linux-generic/Makefile.am @@ -34,6 +34,8 @@ odpapiplatinclude_HEADERS = \ include/odp/api/plat/std_clib_inlines.h \ include/odp/api/plat/strong_types.h \ include/odp/api/plat/sync_inlines.h \ + include/odp/api/plat/thread_inlines.h \ + include/odp/api/plat/thread_inlines_api.h \ include/odp/api/plat/ticketlock_inlines.h \ include/odp/api/plat/ticketlock_inlines_api.h
@@ -205,6 +207,7 @@ __LIB__libodp_linux_la_SOURCES += \ odp_packet_flags_api.c \ odp_std_clib.c \ odp_sync.c \ + odp_thread_api.c \ odp_ticketlock.c endif
diff --git a/platform/linux-generic/include-abi/odp/api/abi/thread.h b/platform/linux-generic/include-abi/odp/api/abi/thread.h index dc29a7da..eb92d43c 100644 --- a/platform/linux-generic/include-abi/odp/api/abi/thread.h +++ b/platform/linux-generic/include-abi/odp/api/abi/thread.h @@ -5,3 +5,7 @@ */
#include <odp/api/abi-default/thread.h> + +#define _ODP_INLINE static inline +#include <odp/api/plat/thread_inlines.h> +#include <odp/api/plat/thread_inlines_api.h> diff --git a/platform/linux-generic/include/odp/api/plat/thread_inlines.h b/platform/linux-generic/include/odp/api/plat/thread_inlines.h new file mode 100644 index 00000000..048df50b --- /dev/null +++ b/platform/linux-generic/include/odp/api/plat/thread_inlines.h @@ -0,0 +1,46 @@ +/* Copyright (c) 2018, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef ODP_PLAT_THREAD_INLINES_H_ +#define ODP_PLAT_THREAD_INLINES_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +/** @cond _ODP_HIDE_FROM_DOXYGEN_ */ + +typedef struct { + int thr; + int cpu; + odp_thread_type_t type; + +} _odp_thread_state_t; + +extern __thread _odp_thread_state_t *_odp_this_thread; + +static inline int _odp_thread_id(void) +{ + return _odp_this_thread->thr; +} + +static inline odp_thread_type_t _odp_thread_type(void) +{ + return _odp_this_thread->type; +} + +static inline int _odp_cpu_id(void) +{ + return _odp_this_thread->cpu; +} + +/** @endcond */ + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/platform/linux-generic/include/odp/api/plat/thread_inlines_api.h b/platform/linux-generic/include/odp/api/plat/thread_inlines_api.h new file mode 100644 index 00000000..1c282a5c --- /dev/null +++ b/platform/linux-generic/include/odp/api/plat/thread_inlines_api.h @@ -0,0 +1,41 @@ +/* Copyright (c) 2018, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/** + * @file + */ + +#ifndef ODP_PLAT_THREAD_INLINES_API_H_ +#define ODP_PLAT_THREAD_INLINES_API_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +_ODP_INLINE int odp_thread_id(void) +{ + return _odp_thread_id(); +} + +_ODP_INLINE odp_thread_type_t odp_thread_type(void) +{ + return _odp_thread_type(); +} + +_ODP_INLINE int odp_cpu_id(void) +{ + return _odp_cpu_id(); +} + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/platform/linux-generic/odp_thread.c b/platform/linux-generic/odp_thread.c index ffc247a4..971837b0 100644 --- a/platform/linux-generic/odp_thread.c +++ b/platform/linux-generic/odp_thread.c @@ -19,20 +19,14 @@ #include <odp/api/align.h> #include <odp/api/cpu.h> #include <odp_schedule_if.h> +#include <odp/api/plat/thread_inlines.h>
#include <string.h> #include <stdio.h> #include <stdlib.h>
typedef struct { - int thr; - int cpu; - odp_thread_type_t type; -} thread_state_t; - - -typedef struct { - thread_state_t thr[ODP_THREAD_COUNT_MAX]; + _odp_thread_state_t thr[ODP_THREAD_COUNT_MAX];
struct { odp_thrmask_t all; @@ -46,14 +40,15 @@ typedef struct { odp_spinlock_t lock; } thread_globals_t;
- /* Globals */ static thread_globals_t *thread_globals;
+#include <odp/visibility_begin.h>
/* Thread local */ -static __thread thread_state_t *this_thread; +__thread _odp_thread_state_t *_odp_this_thread;
+#include <odp/visibility_end.h>
int odp_thread_init_global(void) { @@ -162,7 +157,7 @@ int odp_thread_init_local(odp_thread_type_t type) thread_globals->thr[id].cpu = cpu; thread_globals->thr[id].type = type;
- this_thread = &thread_globals->thr[id]; + _odp_this_thread = &thread_globals->thr[id];
sched_fn->thr_add(ODP_SCHED_GROUP_ALL, id);
@@ -177,8 +172,8 @@ int odp_thread_init_local(odp_thread_type_t type) int odp_thread_term_local(void) { int num; - int id = this_thread->thr; - odp_thread_type_t type = this_thread->type; + int id = _odp_this_thread->thr; + odp_thread_type_t type = _odp_this_thread->type;
sched_fn->thr_rem(ODP_SCHED_GROUP_ALL, id);
@@ -199,11 +194,6 @@ int odp_thread_term_local(void) return num; /* return a number of threads left */ }
-int odp_thread_id(void) -{ - return this_thread->thr; -} - int odp_thread_count(void) { return thread_globals->num; @@ -214,16 +204,6 @@ int odp_thread_count_max(void) return ODP_THREAD_COUNT_MAX; }
-odp_thread_type_t odp_thread_type(void) -{ - return this_thread->type; -} - -int odp_cpu_id(void) -{ - return this_thread->cpu; -} - int odp_thrmask_worker(odp_thrmask_t *mask) { odp_thrmask_copy(mask, &thread_globals->worker); diff --git a/platform/linux-generic/odp_thread_api.c b/platform/linux-generic/odp_thread_api.c new file mode 100644 index 00000000..ee5beb16 --- /dev/null +++ b/platform/linux-generic/odp_thread_api.c @@ -0,0 +1,15 @@ +/* Copyright (c) 2018, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include "config.h" + +#include <odp/api/thread.h> +#include <odp/api/cpu.h> +#include <odp/api/plat/thread_inlines.h> + +/* Include non-inlined versions of API functions */ +#define _ODP_INLINE +#include <odp/api/plat/thread_inlines_api.h>
-----------------------------------------------------------------------
Summary of changes: include/Makefile.am | 1 + include/odp/api/cpu.h | 2 + include/odp/api/spec/thread.h | 28 ---------- include/odp/api/spec/thread_types.h | 59 ++++++++++++++++++++++ include/odp/api/thread.h | 2 + platform/linux-generic/Makefile.am | 3 ++ .../linux-generic/include-abi/odp/api/abi/thread.h | 4 ++ .../include/odp/api/plat/thread_inlines.h | 46 +++++++++++++++++ .../include/odp/api/plat/thread_inlines_api.h | 41 +++++++++++++++ platform/linux-generic/odp_rwlock_recursive.c | 11 ++-- platform/linux-generic/odp_spinlock_recursive.c | 7 +-- platform/linux-generic/odp_thread.c | 36 +++---------- platform/linux-generic/odp_thread_api.c | 15 ++++++ 13 files changed, 191 insertions(+), 64 deletions(-) create mode 100644 include/odp/api/spec/thread_types.h create mode 100644 platform/linux-generic/include/odp/api/plat/thread_inlines.h create mode 100644 platform/linux-generic/include/odp/api/plat/thread_inlines_api.h create mode 100644 platform/linux-generic/odp_thread_api.c
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