MIPS: lib: strlen_user: Use macro to build the strlen_user symbol

Build the __strlen_user symbol using a macro. In EVA mode we will
need to use similar code to do the userspace load operations so
it is better if we use a macro to avoid code duplications.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>

diff --git a/arch/mips/lib/strlen_user.S b/arch/mips/lib/strlen_user.S
index e362dcdc69d1617486ee5627f055ffc3075b5548..6e8bdb373213de28d10d3c104b90e508b06b31ca 100644 (file)
--- a/arch/mips/lib/strlen_user.S
+++ b/arch/mips/lib/strlen_user.S
@@ -22,19 +22,23 @@
  *
  * Return 0 for error
  */
-LEAF(__strlen_user_asm)
+       .macro __BUILD_STRLEN_ASM func
+LEAF(__strlen_\func\()_asm)
        LONG_L          v0, TI_ADDR_LIMIT($28)  # pointer ok?
        and             v0, a0
-       bnez            v0, .Lfault
+       bnez            v0, .Lfault\@
 
-FEXPORT(__strlen_user_nocheck_asm)
+FEXPORT(__strlen_\func\()_nocheck_asm)
        move            v0, a0
-1:     EX(lbu, v1, (v0), .Lfault)
+1:     EX(lbu, v1, (v0), .Lfault\@)
        PTR_ADDIU       v0, 1
        bnez            v1, 1b
        PTR_SUBU        v0, a0
        jr              ra
-       END(__strlen_user_asm)
+       END(__strlen_\func\()_asm)
 
-.Lfault:       move            v0, zero
+.Lfault\@:     move            v0, zero
        jr              ra
+       .endm
+
+__BUILD_STRLEN_ASM user