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author | Arnd Bergmann <arnd@arndb.de> | 2013-05-06 23:38:00 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2013-05-06 23:38:00 +0200 |
commit | 4183bef2e093a2f0aab45f2d5fed82b0e02aeacf (patch) | |
tree | e84c484db3746a0f3ead0fb7a2bb9e5a42b89e85 /arch/x86/xen/mmu.c | |
parent | 662478d060a39b8faf2b1fe2fbbb212556c2e052 (diff) | |
parent | 775c4f66fd855e68a98fc5049003810fe98e2e20 (diff) | |
download | linux-3.10-4183bef2e093a2f0aab45f2d5fed82b0e02aeacf.tar.gz linux-3.10-4183bef2e093a2f0aab45f2d5fed82b0e02aeacf.tar.bz2 linux-3.10-4183bef2e093a2f0aab45f2d5fed82b0e02aeacf.zip |
Merge branch 'late/dt' into next/dt2
This is support for the ARM Chromebook, originally scheduled
as a "late" pull request. Since it's already late now, we
can combine this into the existing next/dt2 branch.
* late/dt:
ARM: exynos: dts: cros5250: add EC device
ARM: dts: Add sbs-battery for exynos5250-snow
ARM: dts: Add i2c-arbitrator bus for exynos5250-snow
ARM: dts: Add chip-id controller node on Exynos4/5 SoC
ARM: EXYNOS: Create virtual I/O mapping for Chip-ID controller using device tree
Diffstat (limited to 'arch/x86/xen/mmu.c')
-rw-r--r-- | arch/x86/xen/mmu.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 6afbb2ca9a0..e006c18d288 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1748,14 +1748,18 @@ static void *m2v(phys_addr_t maddr) } /* Set the page permissions on an identity-mapped pages */ -static void set_page_prot(void *addr, pgprot_t prot) +static void set_page_prot_flags(void *addr, pgprot_t prot, unsigned long flags) { unsigned long pfn = __pa(addr) >> PAGE_SHIFT; pte_t pte = pfn_pte(pfn, prot); - if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, 0)) + if (HYPERVISOR_update_va_mapping((unsigned long)addr, pte, flags)) BUG(); } +static void set_page_prot(void *addr, pgprot_t prot) +{ + return set_page_prot_flags(addr, prot, UVMF_NONE); +} #ifdef CONFIG_X86_32 static void __init xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn) { @@ -1839,12 +1843,12 @@ static void __init check_pt_base(unsigned long *pt_base, unsigned long *pt_end, unsigned long addr) { if (*pt_base == PFN_DOWN(__pa(addr))) { - set_page_prot((void *)addr, PAGE_KERNEL); + set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG); clear_page((void *)addr); (*pt_base)++; } if (*pt_end == PFN_DOWN(__pa(addr))) { - set_page_prot((void *)addr, PAGE_KERNEL); + set_page_prot_flags((void *)addr, PAGE_KERNEL, UVMF_INVLPG); clear_page((void *)addr); (*pt_end)--; } @@ -2196,6 +2200,7 @@ static const struct pv_mmu_ops xen_mmu_ops __initconst = { .lazy_mode = { .enter = paravirt_enter_lazy_mmu, .leave = xen_leave_lazy_mmu, + .flush = paravirt_flush_lazy_mmu, }, .set_fixmap = xen_set_fixmap, |