MIPS: Export _mcount alongside its definition
authorPaul Burton <paul.burton@imgtec.com>
Mon, 7 Nov 2016 11:48:04 +0000 (11:48 +0000)
committerRalf Baechle <ralf@linux-mips.org>
Tue, 3 Jan 2017 15:34:49 +0000 (16:34 +0100)
Now that EXPORT_SYMBOL can be used from assembly source, move the
EXPORT_SYMBOL invocation for _mcount to be alongside its definition.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/14525/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/kernel/mcount.S
arch/mips/kernel/mips_ksyms.c

index 2f7c734..f2ee7e1 100644 (file)
@@ -10,6 +10,7 @@
  * Author: Wu Zhangjin <wuzhangjin@gmail.com>
  */
 
+#include <asm/export.h>
 #include <asm/regdef.h>
 #include <asm/stackframe.h>
 #include <asm/ftrace.h>
@@ -66,6 +67,7 @@
 NESTED(ftrace_caller, PT_SIZE, ra)
        .globl _mcount
 _mcount:
+EXPORT_SYMBOL(_mcount)
        b       ftrace_stub
 #ifdef CONFIG_32BIT
         addiu sp,sp,8
@@ -114,6 +116,7 @@ ftrace_stub:
 #else  /* ! CONFIG_DYNAMIC_FTRACE */
 
 NESTED(_mcount, PT_SIZE, ra)
+EXPORT_SYMBOL(_mcount)
        PTR_LA  t1, ftrace_stub
        PTR_L   t2, ftrace_trace_function /* Prepare t2 for (1) */
        bne     t1, t2, static_trace
index a7aca7b..02d8ce1 100644 (file)
@@ -80,7 +80,3 @@ EXPORT_SYMBOL(__csum_partial_copy_from_user);
 #endif
 
 EXPORT_SYMBOL(invalid_pte_table);
-#ifdef CONFIG_FUNCTION_TRACER
-/* _mcount is defined in arch/mips/kernel/mcount.S */
-EXPORT_SYMBOL(_mcount);
-#endif