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-rw-r--r--include/asm-arm/ptrace.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-arm/ptrace.h b/include/asm-arm/ptrace.h
index 4377e22b7e1a..f40948d54448 100644
--- a/include/asm-arm/ptrace.h
+++ b/include/asm-arm/ptrace.h
@@ -60,9 +60,11 @@
#ifndef __ASSEMBLY__
-/* this struct defines the way the registers are stored on the
- stack during a system call. */
-
+/*
+ * This struct defines the way the registers are stored on the
+ * stack during a system call. Note that sizeof(struct pt_regs)
+ * has to be a multiple of 8.
+ */
struct pt_regs {
long uregs[18];
};