Changeset 8688a6e in mainline

Timestamp:

2009-08-08T10:31:53Z (15 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d5f8f19, e49b57b2

Parents:

586cd56

Message:

Let the uinit kernel thread run with interrupts enabled by default
and disable interrupts only for special cases such as sparc64.

Location:

kernel

Files:

• arch/sparc64/src/sparc64.c (modified) (1 diff)
• generic/src/main/uinit.c (modified) (1 diff)

kernel/arch/sparc64/src/sparc64.c

@@ -135 +135 @@
 void userspace(uspace_arg_t *kernel_uarg)
 {
+        (void) interrupts_disable();
         switch_to_userspace((uintptr_t) kernel_uarg->uspace_entry,
             ((uintptr_t) kernel_uarg->uspace_stack) + STACK_SIZE

kernel/generic/src/main/uinit.c

@@ -81 +81 @@
         free((uspace_arg_t *) arg);
         
-        /*
-         * Disable interrupts so that the execution of userspace() is not
-         * disturbed by any interrupts as some of the userspace()
-         * implementations will switch to the userspace stack before switching
-         * the mode.
-         */
-        (void) interrupts_disable();
         userspace(&uarg);
 }