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* [PATCH] Add TAINT_FIRMWARE_WORKAROUND on MTRR fixup
@ 2011-10-18 17:24 Prarit Bhargava
  2011-10-18 23:41 ` David Rientjes
  2011-12-05 17:35 ` [tip:x86/urgent] " tip-bot for Prarit Bhargava
  0 siblings, 2 replies; 3+ messages in thread
From: Prarit Bhargava @ 2011-10-18 17:24 UTC (permalink / raw)
  To: linux-kernel; +Cc: Prarit Bhargava, x86

TAINT_FIRMWARE_WORKAROUND should be set when an MTRR fixup is done.

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Cc: x86@kernel.org
---
 arch/x86/kernel/cpu/mtrr/generic.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index a71efcd..e1fe7f4 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -547,6 +547,7 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
 
 		if (tmp != mask_lo) {
 			printk(KERN_WARNING "mtrr: your BIOS has configured an incorrect mask, fixing it.\n");
+			add_taint(TAINT_FIRMWARE_WORKAROUND);
 			mask_lo = tmp;
 		}
 	}
-- 
1.7.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2011-10-18 17:24 [PATCH] Add TAINT_FIRMWARE_WORKAROUND on MTRR fixup Prarit Bhargava
2011-10-18 23:41 ` David Rientjes
2011-12-05 17:35 ` [tip:x86/urgent] " tip-bot for Prarit Bhargava

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