diff options
Diffstat (limited to 'arch/ia64')
-rw-r--r-- | arch/ia64/kernel/setup.c | 23 | ||||
-rw-r--r-- | arch/ia64/mm/contig.c | 2 | ||||
-rw-r--r-- | arch/ia64/mm/discontig.c | 2 | ||||
-rw-r--r-- | arch/ia64/mm/init.c | 6 |
4 files changed, 27 insertions, 6 deletions
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 4aa9eaea76c..c85b7dd6ef3 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -176,6 +176,29 @@ filter_rsvd_memory (unsigned long start, unsigned long end, void *arg) return 0; } +/* + * Similar to "filter_rsvd_memory()", but the reserved memory ranges + * are not filtered out. + */ +int __init +filter_memory(unsigned long start, unsigned long end, void *arg) +{ + void (*func)(unsigned long, unsigned long, int); + +#if IGNORE_PFN0 + if (start == PAGE_OFFSET) { + printk(KERN_WARNING "warning: skipping physical page 0\n"); + start += PAGE_SIZE; + if (start >= end) + return 0; + } +#endif + func = arg; + if (start < end) + call_pernode_memory(__pa(start), end - start, func); + return 0; +} + static void __init sort_regions (struct rsvd_region *rsvd_region, int max) { diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index 0479661fa41..798bf9835a5 100644 --- a/arch/ia64/mm/contig.c +++ b/arch/ia64/mm/contig.c @@ -253,7 +253,7 @@ paging_init (void) max_zone_pfns[ZONE_NORMAL] = max_low_pfn; #ifdef CONFIG_VIRTUAL_MEM_MAP - efi_memmap_walk(register_active_ranges, NULL); + efi_memmap_walk(filter_memory, register_active_ranges); efi_memmap_walk(find_largest_hole, (u64 *)&max_gap); if (max_gap < LARGE_GAP) { vmem_map = (struct page *) 0; diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index ffee1ea00bb..96d5fbfa44a 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -444,7 +444,7 @@ void __init find_memory(void) mem_data[node].min_pfn = ~0UL; } - efi_memmap_walk(register_active_ranges, NULL); + efi_memmap_walk(filter_memory, register_active_ranges); /* * Initialize the boot memory maps in reverse order since that's diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index da05893294b..5c1de53c8c1 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -547,12 +547,10 @@ find_largest_hole (u64 start, u64 end, void *arg) #endif /* CONFIG_VIRTUAL_MEM_MAP */ int __init -register_active_ranges(u64 start, u64 end, void *arg) +register_active_ranges(u64 start, u64 len, int nid) { - int nid = paddr_to_nid(__pa(start)); + u64 end = start + len; - if (nid < 0) - nid = 0; #ifdef CONFIG_KEXEC if (start > crashk_res.start && start < crashk_res.end) start = crashk_res.end; |