Changes in / [af56e9b:95c4776] in mainline

Files:

• kernel/arch/amd64/include/atomic.h (modified) (1 diff)
• kernel/arch/ia32/include/atomic.h (modified) (1 diff)
• kernel/generic/src/mm/as.c (modified) (1 diff)
• kernel/generic/src/proc/scheduler.c (modified) (1 diff)
• uspace/app/tester/fault/fault3.def (modified) (1 diff)

kernel/arch/amd64/include/atomic.h

@@ -101 +101 @@
 static inline atomic_count_t test_and_set(atomic_t *val)
 {
-        atomic_count_t v = 1;
+        atomic_count_t v;
         
         asm volatile (
+                "movq $1, %[v]\n"
                 "xchgq %[v], %[count]\n"
-                : [v] "+r" (v),
+                : [v] "=r" (v),
                   [count] "+m" (val->count)
         );

kernel/arch/ia32/include/atomic.h

@@ -101 +101 @@
 static inline atomic_count_t test_and_set(atomic_t *val)
 {
-        atomic_count_t v = 1;
+        atomic_count_t v;
         
         asm volatile (
+                "movl $1, %[v]\n"
                 "xchgl %[v], %[count]\n"
-                : [v] "+r" (v),
+                : [v] "=r" (v),
                   [count] "+m" (val->count)
         );

kernel/generic/src/mm/as.c

@@ -952 +952 @@
         if (!THREAD)
                 return AS_PF_FAULT;
-        
-        if (!AS)
-                return AS_PF_FAULT;
-        
+                
+        ASSERT(AS);
+
         mutex_lock(&AS->lock);
-        area = find_area_and_lock(AS, page);
+        area = find_area_and_lock(AS, page);    
         if (!area) {
                 /*

kernel/generic/src/proc/scheduler.c

@@ -201 +201 @@
                  * even though there is a runnable thread.
                  */
+
                  cpu_sleep();
                  goto loop;

uspace/app/tester/fault/fault3.def

@@ -3 +3 @@
         "Abort",
         &test_fault3,
-        false
+        true
 },