diff options
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 2f5ef5a80353..a1f8f5641e9e 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -1392,6 +1392,15 @@ void vsx_unavailable_exception(struct pt_regs *regs) #ifdef CONFIG_PPC64 static void tm_unavailable(struct pt_regs *regs) { +#ifdef CONFIG_PPC_TRANSACTIONAL_MEM + if (user_mode(regs)) { + current->thread.load_tm++; + regs->msr |= MSR_TM; + tm_enable(); + tm_restore_sprs(¤t->thread); + return; + } +#endif pr_emerg("Unrecoverable TM Unavailable Exception " "%lx at %lx\n", regs->trap, regs->nip); die("Unrecoverable TM Unavailable Exception", regs, SIGABRT); |