Changeset 074c9bd in mainline for kernel/arch/amd64/src/syscall.c

Timestamp:

2010-07-15T10:39:23Z (15 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

5c16ce7

Parents:

41ce4d9 (diff), 4003861 (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 changes.

File:

• kernel/arch/amd64/src/syscall.c (modified) (1 diff)

kernel/arch/amd64/src/syscall.c

@@ -66 +66 @@
          * - clear DF so that the string instructions operate in
          *   the right direction
+         * - clear NT to prevent a #GP should the flag proliferate to an IRET
          */
-        write_msr(AMD_MSR_SFMASK, RFLAGS_IF | RFLAGS_DF);
+        write_msr(AMD_MSR_SFMASK, RFLAGS_IF | RFLAGS_DF | RFLAGS_NT);
 }