powerpc: Add transactional memory paca scratch register to show_regs

Add transactional memory paca scratch register to show_regs.  This is useful
for debugging.

Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index 0fdc97496d7c..781190367292 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -126,6 +126,7 @@ int main(void)
         DEFINE(THREAD_TAR, offsetof(struct thread_struct, tar));
 #endif
 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+        DEFINE(PACATMSCRATCH, offsetof(struct paca_struct, tm_scratch));
         DEFINE(THREAD_TM_TFHAR, offsetof(struct thread_struct, tm_tfhar));
         DEFINE(THREAD_TM_TEXASR, offsetof(struct thread_struct, tm_texasr));
         DEFINE(THREAD_TM_TFIAR, offsetof(struct thread_struct, tm_tfiar));