Blackfin arch: scrub dead code

we converted to using a system call for userspace spinlocks
rather than a dedicated exception long ago

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c
index 114277bb46f8..3909f5b35536 100644
--- a/arch/blackfin/kernel/traps.c
+++ b/arch/blackfin/kernel/traps.c
@@ -193,15 +193,14 @@ asmlinkage void trap_c(struct pt_regs *fp)
 #else
         /* 0x02 - User Defined, Caught by default */
 #endif
-        /* 0x03  - Atomic test and set */
+        /* 0x03 - User Defined, userspace stack overflow */
         case VEC_EXCPT03:
                 info.si_code = SEGV_STACKFLOW;
                 sig = SIGSEGV;
                 printk(KERN_EMERG EXC_0x03);
                 CHK_DEBUGGER_TRAP();
                 break;
-        /* 0x04 - spinlock - handled by _ex_spinlock,
-                getting here is an error */
+        /* 0x04 - User Defined, Caught by default */
         /* 0x05 - User Defined, Caught by default */
         /* 0x06 - User Defined, Caught by default */
         /* 0x07 - User Defined, Caught by default */