microblaze: entry.S use delay slot for return handlers

Signed-off-by: Michal Simek <monstr@monstr.eu>

diff --git a/arch/microblaze/kernel/entry.S b/arch/microblaze/kernel/entry.S
index cc9885d441d5ea4d565e6f8958a17c798721c0a1..c0ede25c5b99ec305abd4d97fa774d249b36fda0 100644 (file)
--- a/arch/microblaze/kernel/entry.S
+++ b/arch/microblaze/kernel/entry.S
@@ -414,10 +414,9 @@ C_ENTRY(ret_from_trap):
        beqi    r11, 1f;                /* Signals to handle, handle them */
 
        la      r5, r1, PTO;            /* Arg 1: struct pt_regs *regs */
-       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
        addi    r7, r0, 1;              /* Arg 3: int in_syscall */
        bralid  r15, do_signal; /* Handle any signals */
-       nop;
+       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
 
 /* Finally, return to user state.  */
 1:
@@ -692,10 +691,9 @@ C_ENTRY(ret_from_exc):
         * store return registers separately because this macros is use
         * for others exceptions */
        la      r5, r1, PTO;            /* Arg 1: struct pt_regs *regs */
-       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
        addi    r7, r0, 0;              /* Arg 3: int in_syscall */
        bralid  r15, do_signal; /* Handle any signals */
-       nop;
+       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
 
 /* Finally, return to user state.  */
 1:     swi     r0, r0, PER_CPU(KM);    /* Now officially in user state. */
@@ -968,10 +966,9 @@ dbtrap_call:       rtbd    r11, 0;
           (in a possibly modified form) after do_signal returns.  */
 
        la      r5, r1, PTO;            /* Arg 1: struct pt_regs *regs */
-       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
        addi  r7, r0, 0;        /* Arg 3: int in_syscall */
        bralid  r15, do_signal; /* Handle any signals */
-       nop;
+       add     r6, r0, r0;             /* Arg 2: sigset_t *oldset */
 
 
 /* Finally, return to user state.  */