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| author | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:03:38 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:03:38 +0100 |
| commit | 90accd6fabf9b2fa2705945a4c601877a75d43bf (patch) | |
| tree | d393cb54f0228b1313139e4e14adf4f5cf236b59 /kernel/resource.c | |
| parent | b43d196c4d3fe46d6dda7c987c47792612b80b1b (diff) | |
| parent | ee2f6cc7f9ea2542ad46070ed62ba7aa04d08871 (diff) | |
Merge branch 'linus' into x86/memory-corruption-check
Diffstat (limited to 'kernel/resource.c')
| -rw-r--r-- | kernel/resource.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/resource.c b/kernel/resource.c index 4089d12af6e0..4337063663ef 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -17,6 +17,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/device.h> +#include <linux/pfn.h> #include <asm/io.h> @@ -522,7 +523,7 @@ static void __init __reserve_region_with_split(struct resource *root, { struct resource *parent = root; struct resource *conflict; - struct resource *res = kzalloc(sizeof(*res), GFP_KERNEL); + struct resource *res = kzalloc(sizeof(*res), GFP_ATOMIC); if (!res) return; @@ -571,7 +572,7 @@ static void __init __reserve_region_with_split(struct resource *root, } -void reserve_region_with_split(struct resource *root, +void __init reserve_region_with_split(struct resource *root, resource_size_t start, resource_size_t end, const char *name) { @@ -849,7 +850,8 @@ int iomem_map_sanity_check(resource_size_t addr, unsigned long size) continue; if (p->end < addr) continue; - if (p->start <= addr && (p->end >= addr + size - 1)) + if (PFN_DOWN(p->start) <= PFN_DOWN(addr) && + PFN_DOWN(p->end) >= PFN_DOWN(addr + size - 1)) continue; printk(KERN_WARNING "resource map sanity check conflict: " "0x%llx 0x%llx 0x%llx 0x%llx %s\n", |