Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 3.14 04/17] asmlinkage, pnp: Make variables used from assembler code visible | Date | Mon, 16 May 2016 18:14:05 -0700 |
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3.14-stable review patch. If anyone has any objections, please let me know.
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From: Andi Kleen <ak@linux.intel.com>
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/pnp/pnpbios/bioscalls.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
--- 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 * 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;
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