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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-22 10:46:44 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-22 10:46:44 -0800 |
commit | ca78d3173cff3503bcd15723b049757f75762d15 (patch) | |
tree | 8e5db7a3adbe3bcd3b08e6983a6e0f6becb0aaa0 /mm/kasan | |
parent | a4ee7bacd6c08479d56738456c07e4f32fc8e523 (diff) | |
parent | ffe7afd1713558d73483834c2e2d03a1e39a4062 (diff) |
Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 updates from Will Deacon:
- Errata workarounds for Qualcomm's Falkor CPU
- Qualcomm L2 Cache PMU driver
- Qualcomm SMCCC firmware quirk
- Support for DEBUG_VIRTUAL
- CPU feature detection for userspace via MRS emulation
- Preliminary work for the Statistical Profiling Extension
- Misc cleanups and non-critical fixes
* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (74 commits)
arm64/kprobes: consistently handle MRS/MSR with XZR
arm64: cpufeature: correctly handle MRS to XZR
arm64: traps: correctly handle MRS/MSR with XZR
arm64: ptrace: add XZR-safe regs accessors
arm64: include asm/assembler.h in entry-ftrace.S
arm64: fix warning about swapper_pg_dir overflow
arm64: Work around Falkor erratum 1003
arm64: head.S: Enable EL1 (host) access to SPE when entered at EL2
arm64: arch_timer: document Hisilicon erratum 161010101
arm64: use is_vmalloc_addr
arm64: use linux/sizes.h for constants
arm64: uaccess: consistently check object sizes
perf: add qcom l2 cache perf events driver
arm64: remove wrong CONFIG_PROC_SYSCTL ifdef
ARM: smccc: Update HVC comment to describe new quirk parameter
arm64: do not trace atomic operations
ACPI/IORT: Fix the error return code in iort_add_smmu_platform_device()
ACPI/IORT: Fix iort_node_get_id() mapping entries indexing
arm64: mm: enable CONFIG_HOLES_IN_ZONE for NUMA
perf: xgene: Include module.h
...
Diffstat (limited to 'mm/kasan')
-rw-r--r-- | mm/kasan/kasan_init.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/mm/kasan/kasan_init.c b/mm/kasan/kasan_init.c index 3f9a41cf0ac6..31238dad85fb 100644 --- a/mm/kasan/kasan_init.c +++ b/mm/kasan/kasan_init.c @@ -15,6 +15,7 @@ #include <linux/kasan.h> #include <linux/kernel.h> #include <linux/memblock.h> +#include <linux/mm.h> #include <linux/pfn.h> #include <asm/page.h> @@ -49,7 +50,7 @@ static void __init zero_pte_populate(pmd_t *pmd, unsigned long addr, pte_t *pte = pte_offset_kernel(pmd, addr); pte_t zero_pte; - zero_pte = pfn_pte(PFN_DOWN(__pa(kasan_zero_page)), PAGE_KERNEL); + zero_pte = pfn_pte(PFN_DOWN(__pa_symbol(kasan_zero_page)), PAGE_KERNEL); zero_pte = pte_wrprotect(zero_pte); while (addr + PAGE_SIZE <= end) { @@ -69,7 +70,7 @@ static void __init zero_pmd_populate(pud_t *pud, unsigned long addr, next = pmd_addr_end(addr, end); if (IS_ALIGNED(addr, PMD_SIZE) && end - addr >= PMD_SIZE) { - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } @@ -92,9 +93,9 @@ static void __init zero_pud_populate(pgd_t *pgd, unsigned long addr, if (IS_ALIGNED(addr, PUD_SIZE) && end - addr >= PUD_SIZE) { pmd_t *pmd; - pud_populate(&init_mm, pud, kasan_zero_pmd); + pud_populate(&init_mm, pud, lm_alias(kasan_zero_pmd)); pmd = pmd_offset(pud, addr); - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } @@ -135,11 +136,11 @@ void __init kasan_populate_zero_shadow(const void *shadow_start, * puds,pmds, so pgd_populate(), pud_populate() * is noops. */ - pgd_populate(&init_mm, pgd, kasan_zero_pud); + pgd_populate(&init_mm, pgd, lm_alias(kasan_zero_pud)); pud = pud_offset(pgd, addr); - pud_populate(&init_mm, pud, kasan_zero_pmd); + pud_populate(&init_mm, pud, lm_alias(kasan_zero_pmd)); pmd = pmd_offset(pud, addr); - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } |