powerpc: Only print PACATMSCRATCH in oops when TM is active

If TM is not active there is no need to print PACATMSCRATCH
so we can save ourselves a line.

Signed-off-by: Anton Blanchard <anton@samba.org>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 373980a..6cd50ac 100644 (file)
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -871,7 +871,8 @@ void show_regs(struct pt_regs * regs)
        printk("SOFTE: %ld ", regs->softe);
 #endif
 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
-       printk("\nPACATMSCRATCH: %016llx ", get_paca()->tm_scratch);
+       if (MSR_TM_ACTIVE(regs->msr))
+               printk("\nPACATMSCRATCH: %016llx ", get_paca()->tm_scratch);
 #endif
 
        for (i = 0;  i < 32;  i++) {