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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-12-22 23:30:10 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-12-22 23:30:10 +0300 |
| commit | 9ad95bdacaa3296460fc23e31feaead1d4ffc8b9 (patch) | |
| tree | a14e319a5c2abe31aa6542ecccf0f9e9545044ef /arch/x86/xen/enlighten_pv.c | |
| parent | fca0e39b2bd2fcfea2027845df28757943d9f561 (diff) | |
| parent | b3cf8528bb21febb650a7ecbf080d0647be40b9f (diff) | |
| download | linux-9ad95bdacaa3296460fc23e31feaead1d4ffc8b9.tar.xz | |
Merge tag 'for-linus-4.15-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
"This contains two fixes for running under Xen:
- a fix avoiding resource conflicts between adding mmio areas and
memory hotplug
- a fix setting NX bits in page table entries copied from Xen when
running a PV guest"
* tag 'for-linus-4.15-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen/balloon: Mark unallocated host memory as UNUSABLE
x86-64/Xen: eliminate W+X mappings
Diffstat (limited to 'arch/x86/xen/enlighten_pv.c')
| -rw-r--r-- | arch/x86/xen/enlighten_pv.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 7beeee1443b3..c047f42552e1 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -88,6 +88,8 @@ #include "multicalls.h" #include "pmu.h" +#include "../kernel/cpu/cpu.h" /* get_cpu_cap() */ + void *xen_initial_gdt; static int xen_cpu_up_prepare_pv(unsigned int cpu); @@ -1258,6 +1260,7 @@ asmlinkage __visible void __init xen_start_kernel(void) __userpte_alloc_gfp &= ~__GFP_HIGHMEM; /* Work out if we support NX */ + get_cpu_cap(&boot_cpu_data); x86_configure_nx(); /* Get mfn list */ |