Merge ../linus/

1 files changed, 0 insertions, 18 deletions

diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index fba5fdd1f968..d3e0ecb56d62 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -132,24 +132,6 @@ __kprobes ia64_bad_break (unsigned long break_num, struct pt_regs *regs)
         siginfo_t siginfo;
         int sig, code;
 
-        /* break.b always sets cr.iim to 0, which causes problems for
-         * debuggers.  Get the real break number from the original instruction,
-         * but only for kernel code.  User space break.b is left alone, to
-         * preserve the existing behaviour.  All break codings have the same
-         * format, so there is no need to check the slot type.
-         */
-        if (break_num == 0 && !user_mode(regs)) {
-                struct ia64_psr *ipsr = ia64_psr(regs);
-                unsigned long *bundle = (unsigned long *)regs->cr_iip;
-                unsigned long slot;
-                switch (ipsr->ri) {
-                      case 0:  slot = (bundle[0] >>  5); break;
-                      case 1:  slot = (bundle[0] >> 46) | (bundle[1] << 18); break;
-                      default: slot = (bundle[1] >> 23); break;
-                }
-                break_num = ((slot >> 36 & 1) << 20) | (slot >> 6 & 0xfffff);
-        }
-
         /* SIGILL, SIGFPE, SIGSEGV, and SIGBUS want these field initialized: */
         siginfo.si_addr = (void __user *) (regs->cr_iip + ia64_psr(regs)->ri);
         siginfo.si_imm = break_num;