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authorFrederic Weisbecker <fweisbec@gmail.com>2009-10-18 01:09:09 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2009-10-18 01:12:33 +0200
commit0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch)
tree94a8d419a470a4f9852ca397bb9bbe48db92ff5c /arch/m32r/kernel/entry.S
parentdca2d6ac09d9ef59ff46820d4f0c94b08a671202 (diff)
parentf39cdf25bf77219676ec5360980ac40b1a7e144a (diff)
Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts: kernel/Makefile kernel/trace/Makefile kernel/trace/trace.h samples/Makefile Merge reason: We need to be uptodate with the perf events development branch because we plan to rewrite the breakpoints API on top of perf events.
Diffstat (limited to 'arch/m32r/kernel/entry.S')
-rw-r--r--arch/m32r/kernel/entry.S7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 612d35b082a6..403869833b98 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -118,6 +118,13 @@
#define resume_kernel restore_all
#endif
+/* how to get the thread information struct from ASM */
+#define GET_THREAD_INFO(reg) GET_THREAD_INFO reg
+ .macro GET_THREAD_INFO reg
+ ldi \reg, #-THREAD_SIZE
+ and \reg, sp
+ .endm
+
ENTRY(ret_from_fork)
pop r0
bl schedule_tail