From 85817254348c558ec99a5c0499f16839802165e5 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Mon, 5 Aug 2013 14:25:41 +0200 Subject: score: Add and use _Per_CPU_Acquire_all(). Add and use _Per_CPU_Release_all(). The context switch user extensions are invoked in _Thread_Dispatch(). This change is necessary to avoid the giant lock in _Thread_Dispatch(). --- cpukit/score/src/userextremoveset.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'cpukit/score/src/userextremoveset.c') diff --git a/cpukit/score/src/userextremoveset.c b/cpukit/score/src/userextremoveset.c index e90ff77e72..64fb166d9f 100644 --- a/cpukit/score/src/userextremoveset.c +++ b/cpukit/score/src/userextremoveset.c @@ -20,6 +20,7 @@ #endif #include +#include void _User_extensions_Remove_set ( User_extensions_Control *the_extension @@ -31,6 +32,11 @@ void _User_extensions_Remove_set ( * If a switch handler is present, remove it. */ - if ( the_extension->Callouts.thread_switch != NULL ) - _Chain_Extract( &the_extension->Switch.Node ); + if ( the_extension->Callouts.thread_switch != NULL ) { + ISR_Level level; + + _Per_CPU_Acquire_all( level ); + _Chain_Extract_unprotected( &the_extension->Switch.Node ); + _Per_CPU_Release_all( level ); + } } -- cgit v1.2.3