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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 22:06:26 +0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 22:06:26 +0200 |
| commit | eac0556750e727ff39144a9a9e59d5ccf1fc0e2a (patch) | |
| tree | f5ccff7795b2ad5e47f17fb475599c526f533e79 /drivers/video/uvesafb.c | |
| parent | KVM: MMU: use page table level macro (diff) | |
| parent | Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux (diff) | |
| download | linux-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.tar.xz linux-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.zip | |
Merge branch 'linus' into queue
Merge reason: development work has dependency on kvm patches merged
upstream.
Conflicts:
Documentation/feature-removal-schedule.txt
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'drivers/video/uvesafb.c')
| -rw-r--r-- | drivers/video/uvesafb.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index 260cca7ddb41..26e83d7fdd6f 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -815,8 +815,15 @@ static int __devinit uvesafb_vbe_init(struct fb_info *info) par->pmi_setpal = pmi_setpal; par->ypan = ypan; - if (par->pmi_setpal || par->ypan) - uvesafb_vbe_getpmi(task, par); + if (par->pmi_setpal || par->ypan) { + if (__supported_pte_mask & _PAGE_NX) { + par->pmi_setpal = par->ypan = 0; + printk(KERN_WARNING "uvesafb: NX protection is actively." + "We have better not to use the PMI.\n"); + } else { + uvesafb_vbe_getpmi(task, par); + } + } #else /* The protected mode interface is not available on non-x86. */ par->pmi_setpal = par->ypan = 0; |