summary refs log tree commit diff
path: root/drivers/pnp/pnpbios
diff options
context:
space:
mode:
authorAndi Kleen <ak@linux.intel.com>2014-02-08 08:52:00 +0100
committerH. Peter Anvin <hpa@linux.intel.com>2014-02-13 18:12:27 -0800
commita99aa42d0253f033cbb85096d3f2bd82201321e6 (patch)
tree7d3b58c212943acddf5b963485cb997cc6b422ce /drivers/pnp/pnpbios
parent40747ffa5aa8d5b99ca46c696234b9194b59e0ac (diff)
downloadlinux-a99aa42d0253f033cbb85096d3f2bd82201321e6.tar.gz
asmlinkage, pnp: Make variables used from assembler code visible
Mark variables referenced from assembler files visible.

This fixes compile problems with LTO.

Cc: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1391845930-28580-4-git-send-email-ak@linux.intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'drivers/pnp/pnpbios')
-rw-r--r--drivers/pnp/pnpbios/bioscalls.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/pnp/pnpbios/bioscalls.c b/drivers/pnp/pnpbios/bioscalls.c
index 769d265b221b..deb7f4bcdb7b 100644
--- a/drivers/pnp/pnpbios/bioscalls.c
+++ b/drivers/pnp/pnpbios/bioscalls.c
@@ -21,7 +21,7 @@
 
 #include "pnpbios.h"
 
-static struct {
+__visible struct {
 	u16 offset;
 	u16 segment;
 } pnp_bios_callpoint;
@@ -41,6 +41,7 @@ asmlinkage void pnp_bios_callfunc(void);
 
 __asm__(".text			\n"
 	__ALIGN_STR "\n"
+	".globl pnp_bios_callfunc\n"
 	"pnp_bios_callfunc:\n"
 	"	pushl %edx	\n"
 	"	pushl %ecx	\n"
@@ -66,9 +67,9 @@ static struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4092,
  * after PnP BIOS oopses.
  */
 
-u32 pnp_bios_fault_esp;
-u32 pnp_bios_fault_eip;
-u32 pnp_bios_is_utter_crap = 0;
+__visible u32 pnp_bios_fault_esp;
+__visible u32 pnp_bios_fault_eip;
+__visible u32 pnp_bios_is_utter_crap = 0;
 
 static spinlock_t pnp_bios_lock;