[tip:x86/boot] x86/init: Disable pnpbios for X86_SUBARCH_INTEL_MID
From: tip-bot for Luis R. Rodriguez
Date: Fri Apr 22 2016 - 05:55:59 EST
Commit-ID: f6935b7bfbf8345bea05f73dc48ce81b70f016e0
Gitweb: http://git.kernel.org/tip/f6935b7bfbf8345bea05f73dc48ce81b70f016e0
Author: Luis R. Rodriguez <mcgrof@xxxxxxxxxx>
AuthorDate: Wed, 13 Apr 2016 17:04:45 -0700
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 22 Apr 2016 10:29:08 +0200
x86/init: Disable pnpbios for X86_SUBARCH_INTEL_MID
As per hpa Intel MID platforms can also disable pnpbios:
ttp://lkml.kernel.org/r/5702B5C2.7070101@xxxxxxxxx
As per 0-day, this bumps the vmlinux size using i386-tinyconfig as
follows:
TOTAL TEXT init.text x86_early_init_platform_quirks()
-8 -8 -8 -8
Suggested-by: H. Peter Anvin <hpa@xxxxxxxxx>
Signed-off-by: Luis R. Rodriguez <mcgrof@xxxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: andrew.cooper3@xxxxxxxxxx
Cc: andriy.shevchenko@xxxxxxxxxxxxxxx
Cc: bigeasy@xxxxxxxxxxxxx
Cc: boris.ostrovsky@xxxxxxxxxx
Cc: david.vrabel@xxxxxxxxxx
Cc: ffainelli@xxxxxxxxxx
Cc: george.dunlap@xxxxxxxxxx
Cc: glin@xxxxxxxx
Cc: jgross@xxxxxxxx
Cc: jlee@xxxxxxxx
Cc: josh@xxxxxxxxxxxxxxxx
Cc: julien.grall@xxxxxxxxxx
Cc: konrad.wilk@xxxxxxxxxx
Cc: kozerkov@xxxxxxxxxxxxx
Cc: lenb@xxxxxxxxxx
Cc: lguest@xxxxxxxxxxxxxxxx
Cc: linux-acpi@xxxxxxxxxxxxxxx
Cc: lv.zheng@xxxxxxxxx
Cc: matt@xxxxxxxxxxxxxxxxxxx
Cc: mbizon@xxxxxxxxxx
Cc: rjw@xxxxxxxxxxxxx
Cc: robert.moore@xxxxxxxxx
Cc: rusty@xxxxxxxxxxxxxxx
Cc: tiwai@xxxxxxx
Cc: toshi.kani@xxxxxx
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/1460592286-300-16-git-send-email-mcgrof@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/platform-quirks.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/x86/kernel/platform-quirks.c b/arch/x86/kernel/platform-quirks.c
index ab64382..8539194 100644
--- a/arch/x86/kernel/platform-quirks.c
+++ b/arch/x86/kernel/platform-quirks.c
@@ -16,10 +16,8 @@ void __init x86_early_init_platform_quirks(void)
break;
case X86_SUBARCH_XEN:
case X86_SUBARCH_LGUEST:
- x86_platform.legacy.devices.pnpbios = 0;
- x86_platform.legacy.rtc = 0;
- break;
case X86_SUBARCH_INTEL_MID:
+ x86_platform.legacy.devices.pnpbios = 0;
x86_platform.legacy.rtc = 0;
break;
}