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| author | David S. Miller <davem@davemloft.net> | 2011-12-06 21:10:05 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-12-06 21:10:05 -0500 |
| commit | 959327c7842e8621e28b89acea7d57ff02b60972 (patch) | |
| tree | b00de195fa401186228796abdcd16812862fbf4d /arch/x86/kernel/cpu/mtrr/generic.c | |
| parent | f84ea779c25dabc90956f1c329e5e5c501ea96cc (diff) | |
| parent | b835c0f47f725d864bf2545f10c733b754bb6d51 (diff) | |
| download | olio-linux-3.10-959327c7842e8621e28b89acea7d57ff02b60972.tar.xz olio-linux-3.10-959327c7842e8621e28b89acea7d57ff02b60972.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/x86/kernel/cpu/mtrr/generic.c')
| -rw-r--r-- | arch/x86/kernel/cpu/mtrr/generic.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index a71efcdbb09..97b26356e9e 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; } } @@ -693,6 +694,7 @@ static void prepare_set(void) __acquires(set_atomicity_lock) /* Disable MTRRs, and set the default type to uncached */ mtrr_wrmsr(MSR_MTRRdefType, deftype_lo & ~0xcff, deftype_hi); + wbinvd(); } static void post_set(void) __releases(set_atomicity_lock) |