Changeset 32573ff in mainline for kernel/arch/ia32/include/arch/asm.h

Timestamp:

2016-05-02T20:58:16Z (8 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

7c4b26c

Parents:

6adb775f (diff), 5035ba05 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline, which has dltest and fixes.

File:

• kernel/arch/ia32/include/arch/asm.h (modified) (1 diff)

kernel/arch/ia32/include/arch/asm.h

@@ -439 +439 @@
         asm volatile (
                 "ltr %[sel]"
+                :: [sel] "r" (sel)
+        );
+}
+
+/** Load GS from descriptor table.
+ *
+ * @param sel Selector specifying descriptor of the GS segment.
+ *
+ */
+NO_TRACE static inline void gs_load(uint16_t sel)
+{
+        asm volatile (
+                "mov %[sel], %%gs"
                 :: [sel] "r" (sel)
         );