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authorPaul Mundt <lethal@linux-sh.org>2009-04-02 11:17:41 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-04-02 11:17:41 +0900
commitc4361bb64b81f5b81a7a08d58654493385a2f2b2 (patch)
tree8741c0b60ddfbc3fc4e17c8d200f6aa6ff32cca0 /arch/ia64/include/asm/xen/minstate.h
parent46368fa05164e1afdc1401294908cf30c6d8d981 (diff)
parent833bb3046b6cb320e775ea2160ddca87d53260d5 (diff)
downloadop-kernel-dev-c4361bb64b81f5b81a7a08d58654493385a2f2b2.zip
op-kernel-dev-c4361bb64b81f5b81a7a08d58654493385a2f2b2.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/ia64/include/asm/xen/minstate.h')
-rw-r--r--arch/ia64/include/asm/xen/minstate.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/ia64/include/asm/xen/minstate.h b/arch/ia64/include/asm/xen/minstate.h
index 4d92d9b..c57fa91 100644
--- a/arch/ia64/include/asm/xen/minstate.h
+++ b/arch/ia64/include/asm/xen/minstate.h
@@ -1,3 +1,12 @@
+
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+/* read ar.itc in advance, and use it before leaving bank 0 */
+#define XEN_ACCOUNT_GET_STAMP \
+ MOV_FROM_ITC(pUStk, p6, r20, r2);
+#else
+#define XEN_ACCOUNT_GET_STAMP
+#endif
+
/*
* DO_SAVE_MIN switches to the kernel stacks (if necessary) and saves
* the minimum state necessary that allows us to turn psr.ic back
@@ -123,7 +132,7 @@
;; \
.mem.offset 0,0; st8.spill [r16]=r2,16; \
.mem.offset 8,0; st8.spill [r17]=r3,16; \
- ACCOUNT_GET_STAMP \
+ XEN_ACCOUNT_GET_STAMP \
adds r2=IA64_PT_REGS_R16_OFFSET,r1; \
;; \
EXTRA; \
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