x86: debugctlmsr context switch

[linux-2.6] / include / asm-x86 / processor_64.h

diff --git a/include/asm-x86/processor_64.h b/include/asm-x86/processor_64.h
index 20d8935d141ac4217d59b1ab6a013d6159d0b973..e7bea4fed642fb2d42ad686ca7dc5bc903f70151 100644 (file)
--- a/include/asm-x86/processor_64.h
+++ b/include/asm-x86/processor_64.h
@@ -238,6 +238,8 @@ struct thread_struct {
        int             ioperm;
        unsigned long   *io_bitmap_ptr;
        unsigned io_bitmap_max;
+/* MSR_IA32_DEBUGCTLMSR value to switch in if TIF_DEBUGCTLMSR is set.  */
+       unsigned long   debugctlmsr;
 /* cached TLS descriptors. */
        u64 tls_array[GDT_ENTRY_TLS_ENTRIES];
 } __attribute__((aligned(16)));