3.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: Martin Schwidefsky <[email protected]> commit a8a934e44f2bd0ed613e1aa0471e3478c6a9228a upstream. The git commit c63badebfebacdba827ab1cc1d420fc81bd8d818 "s390: optimize control register update" broke the update for control register 0. After the update do the lctlg from the correct value. Signed-off-by: Martin Schwidefsky <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- arch/s390/kernel/ptrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -64,7 +64,7 @@ void update_cr_regs(struct task_struct * if (task->thread.per_flags & PER_FLAG_NO_TE) cr_new &= ~(1UL << 55); if (cr_new != cr) - __ctl_load(cr, 0, 0); + __ctl_load(cr_new, 0, 0); /* Set or clear transaction execution TDC bits 62 and 63. */ __ctl_store(cr, 2, 2); cr_new = cr & ~3UL; -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
