diff options
author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-13 07:53:35 +0000 |
---|---|---|
committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-13 07:53:35 +0000 |
commit | 16612b360b376d0cb3f50f966e2e671cf80fdc25 (patch) | |
tree | 862a67a25748334d49fedad72e9a848376b22837 | |
parent | 81719aff65dba5b72d14ad39eb851301bfd995a3 (diff) |
* thread.c, vm_core.h: add manual priority support
using time slice. if you enable USE_NATIVE_THREAD_PRIORITY
macro, this mechanism is ignored. [ruby-dev:33124]
* thread_pthread.c, thread_win32.c: ditto.
* test/ruby/test_thread.rb: fix test parameter.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18570 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 10 | ||||
-rw-r--r-- | test/ruby/test_thread.rb | 2 | ||||
-rw-r--r-- | thread.c | 39 | ||||
-rw-r--r-- | thread_pthread.c | 5 | ||||
-rw-r--r-- | thread_win32.c | 4 | ||||
-rw-r--r-- | vm_core.h | 1 |
6 files changed, 59 insertions, 2 deletions
@@ -1,3 +1,13 @@ +Wed Aug 13 16:40:57 2008 Koichi Sasada <ko1@atdot.net> + + * thread.c, vm_core.h: add manual priority support + using time slice. if you enable USE_NATIVE_THREAD_PRIORITY + macro, this mechanism is ignored. [ruby-dev:33124] + + * thread_pthread.c, thread_win32.c: ditto. + + * test/ruby/test_thread.rb: fix test parameter. + Wed Aug 13 16:02:14 2008 Shugo Maeda <shugo@ruby-lang.org> * object.c (rb_obj_untrusted): new method Object#untrusted?. diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb index a978115848..046eaec7bf 100644 --- a/test/ruby/test_thread.rb +++ b/test/ruby/test_thread.rb @@ -126,7 +126,7 @@ class TestThread < Test::Unit::TestCase sleep 0.5 t1.kill t2.kill - assert(c1 > c2 * 2, "[ruby-dev:33124]") + assert(c1 > c2 * 1.5, "[ruby-dev:33124]") end def test_new @@ -48,6 +48,12 @@ #include "vm.h" #include "gc.h" +#ifndef USE_NATIVE_THREAD_PRIORITY +#define USE_NATIVE_THREAD_PRIORITY 0 +#define RUBY_THREAD_PRIORITY_MAX 3 +#define RUBY_THREAD_PRIORITY_MIN -3 +#endif + #ifndef THREAD_DEBUG #define THREAD_DEBUG 0 #endif @@ -996,8 +1002,26 @@ rb_thread_execute_interrupts(rb_thread_t *th) } if (timer_interrupt) { +#if USE_NATIVE_THREAD_PRIORITY EXEC_EVENT_HOOK(th, RUBY_EVENT_SWITCH, th->cfp->self, 0, 0); rb_thread_schedule(); +#else + if (th->slice > 0) { + th->slice--; + } + else { + reschedule: + EXEC_EVENT_HOOK(th, RUBY_EVENT_SWITCH, th->cfp->self, 0, 0); + rb_thread_schedule(); + if (th->slice < 0) { + th->slice++; + goto reschedule; + } + else { + th->slice = th->priority; + } + } +#endif } } } @@ -1847,12 +1871,25 @@ rb_thread_priority_set(VALUE thread, VALUE prio) { rb_thread_t *th; GetThreadPtr(thread, th); + int priority; rb_secure(4); +#if USE_NATIVE_THREAD_PRIORITY th->priority = NUM2INT(prio); native_thread_apply_priority(th); - return prio; +#else + priority = NUM2INT(prio); + if (priority > RUBY_THREAD_PRIORITY_MAX) { + priority = RUBY_THREAD_PRIORITY_MAX; + } + else if (priority < RUBY_THREAD_PRIORITY_MIN) { + priority = RUBY_THREAD_PRIORITY_MIN; + } + th->priority = priority; + th->slice = priority; +#endif + return INT2NUM(th->priority); } /* for IO */ diff --git a/thread_pthread.c b/thread_pthread.c index bf3dd96bad..0f8214416a 100644 --- a/thread_pthread.c +++ b/thread_pthread.c @@ -443,6 +443,9 @@ native_thread_join(pthread_t th) } } + +#if USE_NATIVE_THREAD_PRIORITY + static void native_thread_apply_priority(rb_thread_t *th) { @@ -469,6 +472,8 @@ native_thread_apply_priority(rb_thread_t *th) #endif } +#endif /* USE_NATIVE_THREAD_PRIORITY */ + static void ubf_pthread_cond_signal(void *ptr) { diff --git a/thread_win32.c b/thread_win32.c index 9241d274b0..eaff139be9 100644 --- a/thread_win32.c +++ b/thread_win32.c @@ -499,6 +499,8 @@ native_thread_join(HANDLE th) w32_wait_events(&th, 1, 0, 0); } +#if USE_NATIVE_THREAD_PRIORITY + static void native_thread_apply_priority(rb_thread_t *th) { @@ -516,6 +518,8 @@ native_thread_apply_priority(rb_thread_t *th) SetThreadPriority(th->thread_id, priority); } +#endif /* USE_NATIVE_THREAD_PRIORITY */ + static void ubf_handle(void *ptr) { @@ -432,6 +432,7 @@ struct rb_thread_struct rb_thread_id_t thread_id; enum rb_thread_status status; int priority; + int slice; native_thread_data_t native_thread_data; |