Changeset cd3fc46 for libcfa/src/concurrency/kernel/private.hfa

Timestamp:

Aug 17, 2022, 12:59:42 PM (2 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, ast-experimental, master, pthread-emulation

Children:

8fca132

Parents:

aec2c022

Message:

Changed scheduler lock to remove one level of pointer.

File:

• libcfa/src/concurrency/kernel/private.hfa (modified) (4 diffs)

libcfa/src/concurrency/kernel/private.hfa

@@ -186 +186 @@
 union __attribute__((aligned(64))) __scheduler_RWLock_t {
         struct {
+                __attribute__((aligned(64))) char padding;
+
                 // total cachelines allocated
-                unsigned int max;
+                __attribute__((aligned(64))) unsigned int max;
 
                 // cachelines currently in use
@@ -208 +210 @@
 void ^?{}(__scheduler_RWLock_t & this);
 
-extern __scheduler_RWLock_t * __scheduler_lock;
+extern __scheduler_RWLock_t __scheduler_lock;
 
 //-----------------------------------------------------------------------
 // Reader side : acquire when using the ready queue to schedule but not
 //  creating/destroying queues
-static inline void ready_schedule_lock(void) with(__scheduler_lock->lock) {
+static inline void ready_schedule_lock(void) with(__scheduler_lock.lock) {
         /* paranoid */ verify( ! __preemption_enabled() );
         /* paranoid */ verify( ! kernelTLS().in_sched_lock );
@@ -238 +240 @@
 }
 
-static inline void ready_schedule_unlock(void) with(__scheduler_lock->lock) {
+static inline void ready_schedule_unlock(void) with(__scheduler_lock.lock) {
         /* paranoid */ verify( ! __preemption_enabled() );
         /* paranoid */ verify( data[kernelTLS().sched_id] == &kernelTLS().sched_lock );
@@ -259 +261 @@
 
         static inline bool ready_mutate_islocked() {
-                return __scheduler_lock->lock.write_lock;
+                return __scheduler_lock.lock.write_lock;
         }
 #endif