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fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git]
/
arch
/
x86_64
/
kernel
/
init_task.c
diff --git
a/arch/x86_64/kernel/init_task.c
b/arch/x86_64/kernel/init_task.c
index
ce31d90
..
86bc43b
100644
(file)
--- a/
arch/x86_64/kernel/init_task.c
+++ b/
arch/x86_64/kernel/init_task.c
@@
-37,6
+37,8
@@
union thread_union init_thread_union
struct task_struct init_task = INIT_TASK(init_task);
EXPORT_SYMBOL(init_task);
struct task_struct init_task = INIT_TASK(init_task);
EXPORT_SYMBOL(init_task);
+
+#ifndef CONFIG_X86_NO_TSS
/*
* per-CPU TSS segments. Threads are completely 'soft' on Linux,
* no more per-task TSS's. The TSS size is kept cacheline-aligned
/*
* per-CPU TSS segments. Threads are completely 'soft' on Linux,
* no more per-task TSS's. The TSS size is kept cacheline-aligned
@@
-45,5
+47,11
@@
EXPORT_SYMBOL(init_task);
* on exact cacheline boundaries, to eliminate cacheline ping-pong.
*/
DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS;
* on exact cacheline boundaries, to eliminate cacheline ping-pong.
*/
DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS;
+#endif
+
+/* Copies of the original ist values from the tss are only accessed during
+ * debugging, no special alignment required.
+ */
+DEFINE_PER_CPU(struct orig_ist, orig_ist);
#define ALIGN_TO_4K __attribute__((section(".data.init_task")))
#define ALIGN_TO_4K __attribute__((section(".data.init_task")))