diff options
| author | Andi Kleen <ak@linux.intel.com> | 2014-02-08 08:52:00 +0100 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2016-05-16 16:29:24 +0200 |
| commit | 1fd81b5fbf11819fa0509cfd9258ea4544852914 (patch) | |
| tree | 2fdac6a94aa5bfa9f185fb506b34feb83c077824 /drivers/pnp | |
| parent | c93dc2bdc3aabcffeffe91f40828ba92560806d1 (diff) | |
| download | lwn-1fd81b5fbf11819fa0509cfd9258ea4544852914.tar.gz lwn-1fd81b5fbf11819fa0509cfd9258ea4544852914.zip | |
asmlinkage, pnp: Make variables used from assembler code visible
commit a99aa42d0253f033cbb85096d3f2bd82201321e6 upstream.
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>
Cc: Christoph Biedl <linux-kernel.bfrz@manchmal.in-ulm.de>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'drivers/pnp')
| -rw-r--r-- | drivers/pnp/pnpbios/bioscalls.c | 9 |
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; |