[ARM] Merge remaining IOP code

Conflicts:
	include/asm-arm/arch-at91rm9200/entry-macro.S

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

2 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index cc10a093a545..d645897652c2 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -27,6 +27,7 @@
  * Interrupt handling.  Preserves r7, r8, r9
  */
         .macro  irq_handler
+        get_irqnr_preamble r5, lr
 1:      get_irqnr_and_base r0, r6, r5, lr
         movne   r1, sp
         @
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 6f5e7c50d42f..c589dc3ecd1a 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -9,6 +9,7 @@
  */
 
 #include <asm/unistd.h>
+#include <asm/arch/entry-macro.S>
 
 #include "entry-header.S"
 
@@ -25,6 +26,9 @@ ret_fast_syscall:
         tst     r1, #_TIF_WORK_MASK
         bne     fast_work_pending
 
+        /* perform architecture specific actions before user return */
+        arch_ret_to_user r1, lr
+
         @ fast_restore_user_regs
         ldr     r1, [sp, #S_OFF + S_PSR]        @ get calling cpsr
         ldr     lr, [sp, #S_OFF + S_PC]!        @ get pc
@@ -61,6 +65,9 @@ ret_slow_syscall:
         tst     r1, #_TIF_WORK_MASK
         bne     work_pending
 no_work_pending:
+        /* perform architecture specific actions before user return */
+        arch_ret_to_user r1, lr
+
         @ slow_restore_user_regs
         ldr     r1, [sp, #S_PSR]                @ get calling cpsr
         ldr     lr, [sp, #S_PC]!                @ get pc