Changes in kernel/arch/sparc64/src/proc/sun4v/scheduler.c [2277e03:18baf9c0] in mainline

File:

• kernel/arch/sparc64/src/proc/sun4v/scheduler.c (modified) (2 diffs)

kernel/arch/sparc64/src/proc/sun4v/scheduler.c

@@ -54 +54 @@
 void before_thread_runs_arch(void)
 {
-        if (THREAD->uspace) {
-                uint64_t sp;
-
-                sp = (uintptr_t) THREAD->kstack + STACK_SIZE - STACK_BIAS;
+        if ((THREAD->flags & THREAD_FLAG_USPACE)) {
+                uint64_t sp = (uintptr_t) THREAD->kstack + STACK_SIZE -
+                    (STACK_BIAS + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT));
                 asi_u64_write(ASI_SCRATCHPAD, SCRATCHPAD_KSTACK, sp);
                 asi_u64_write(ASI_SCRATCHPAD, SCRATCHPAD_WBUF,
@@ -67 +66 @@
 void after_thread_ran_arch(void)
 {
-        if (THREAD->uspace) {
-                /* sample the state of the userspace window buffer */
+        if ((THREAD->flags & THREAD_FLAG_USPACE)) {
+                /* sample the state of the userspace window buffer */   
                 THREAD->arch.uspace_window_buffer =
                     (uint8_t *) asi_u64_read(ASI_SCRATCHPAD, SCRATCHPAD_WBUF);