diff options
| author | Ingo Molnar <mingo@kernel.org> | 2017-06-22 10:57:28 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-06-22 10:57:28 +0200 |
| commit | a4eb8b993554d374002663200bf5721f7f2ee259 (patch) | |
| tree | e8934fdf72b4b09db9f514ae82bc81d03959b942 /arch/x86/mm | |
| parent | 26179670a68b7b365fbfe38afb043dcd2e1a4678 (diff) | |
| parent | 8d829b9bb878904f3419af8003176a12910b94e8 (diff) | |
| download | linux-a4eb8b993554d374002663200bf5721f7f2ee259.tar.gz linux-a4eb8b993554d374002663200bf5721f7f2ee259.tar.bz2 linux-a4eb8b993554d374002663200bf5721f7f2ee259.zip | |
Merge branch 'linus' into x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/extable.c | 3 | ||||
| -rw-r--r-- | arch/x86/mm/hugetlbpage.c | 2 | ||||
| -rw-r--r-- | arch/x86/mm/init.c | 6 |
3 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/mm/extable.c b/arch/x86/mm/extable.c index 35ea061010a1..0ea8afcb929c 100644 --- a/arch/x86/mm/extable.c +++ b/arch/x86/mm/extable.c @@ -162,6 +162,9 @@ void __init early_fixup_exception(struct pt_regs *regs, int trapnr) if (fixup_exception(regs, trapnr)) return; + if (fixup_bug(regs, trapnr)) + return; + fail: early_printk("PANIC: early exception 0x%02x IP %lx:%lx error %lx cr2 0x%lx\n", (unsigned)trapnr, (unsigned long)regs->cs, regs->ip, diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c index 302f43fd9c28..adad702b39cd 100644 --- a/arch/x86/mm/hugetlbpage.c +++ b/arch/x86/mm/hugetlbpage.c @@ -148,7 +148,7 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, addr = ALIGN(addr, huge_page_size(h)); vma = find_vma(mm, addr); if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + (!vma || addr + len <= vm_start_gap(vma))) return addr; } if (mm->get_unmapped_area == arch_get_unmapped_area) diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 88ee942cb47d..673541eb3b3f 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -161,16 +161,16 @@ static int page_size_mask; static void __init probe_page_size_mask(void) { -#if !defined(CONFIG_KMEMCHECK) /* * For CONFIG_KMEMCHECK or pagealloc debugging, identity mapping will * use small pages. * This will simplify cpa(), which otherwise needs to support splitting * large pages into small in interrupt context, etc. */ - if (boot_cpu_has(X86_FEATURE_PSE) && !debug_pagealloc_enabled()) + if (boot_cpu_has(X86_FEATURE_PSE) && !debug_pagealloc_enabled() && !IS_ENABLED(CONFIG_KMEMCHECK)) page_size_mask |= 1 << PG_LEVEL_2M; -#endif + else + direct_gbpages = 0; /* Enable PSE if available */ if (boot_cpu_has(X86_FEATURE_PSE)) |