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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-02-10 18:24:08 +0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-02-20 19:40:54 +0400
commit416d7214741daba3acd6d328289858390bef37bc (patch)
tree9b891f5952ecc1376cffcae1eea6522f39039bfd /arch
parenta43a5ccdfa5bd5b2f00aa9b2321df268c2e5d6e2 (diff)
downloadlinux-416d7214741daba3acd6d328289858390bef37bc.tar.xz
xen/setup: Remove redundant filtering of PTE masks.
commit 7347b4082e55ac4a673f06a0a0ce25c37273c9ec "xen: Allow unprivileged Xen domains to create iomap pages" added a redundant line in the early bootup code to filter out the PTE. That filtering is already done a bit earlier so this extra processing is not required. Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/xen/enlighten.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 12eb07bfb267..7c44e1bf981e 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1204,10 +1204,6 @@ asmlinkage void __init xen_start_kernel(void)
pgd = (pgd_t *)xen_start_info->pt_base;
- if (!xen_initial_domain())
- __supported_pte_mask &= ~(_PAGE_PWT | _PAGE_PCD);
-
- __supported_pte_mask |= _PAGE_IOMAP;
/* Don't do the full vcpu_info placement stuff until we have a
possible map and a non-dummy shared_info. */
per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];