diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-10-01 11:20:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-10-01 11:20:48 +0200 |
| commit | 0aa73ba1c4e1ad1d51a29e0df95ccd9f746918b6 (patch) | |
| tree | f0714ddcd02812b4fbe3b5405df9e4068f5587e2 /mm/memory_hotplug.c | |
| parent | 925936ebf35a95c290e010b784c962164e6728f3 (diff) | |
| parent | 33974093c024f08caadd2fc71a83bd811ed1831d (diff) | |
Merge branch 'tracing/urgent' into tracing/core
Merge reason: Pick up latest fixes and update to latest upstream.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index e4412a676c88..821dee596377 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -339,8 +339,11 @@ EXPORT_SYMBOL_GPL(__remove_pages); void online_page(struct page *page) { + unsigned long pfn = page_to_pfn(page); + totalram_pages++; - num_physpages++; + if (pfn >= num_physpages) + num_physpages = pfn + 1; #ifdef CONFIG_HIGHMEM if (PageHighMem(page)) @@ -410,7 +413,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) if (!populated_zone(zone)) need_zonelists_rebuild = 1; - ret = walk_memory_resource(pfn, nr_pages, &onlined_pages, + ret = walk_system_ram_range(pfn, nr_pages, &onlined_pages, online_pages_range); if (ret) { printk(KERN_DEBUG "online_pages %lx at %lx failed\n", @@ -422,6 +425,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) zone->present_pages += onlined_pages; zone->zone_pgdat->node_present_pages += onlined_pages; + zone_pcp_update(zone); setup_per_zone_wmarks(); calculate_zone_inactive_ratio(zone); if (onlined_pages) { @@ -701,7 +705,7 @@ offline_isolated_pages_cb(unsigned long start, unsigned long nr_pages, static void offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn) { - walk_memory_resource(start_pfn, end_pfn - start_pfn, NULL, + walk_system_ram_range(start_pfn, end_pfn - start_pfn, NULL, offline_isolated_pages_cb); } @@ -727,7 +731,7 @@ check_pages_isolated(unsigned long start_pfn, unsigned long end_pfn) long offlined = 0; int ret; - ret = walk_memory_resource(start_pfn, end_pfn - start_pfn, &offlined, + ret = walk_system_ram_range(start_pfn, end_pfn - start_pfn, &offlined, check_pages_isolated_cb); if (ret < 0) offlined = (long)ret; @@ -831,7 +835,6 @@ repeat: zone->present_pages -= offlined_pages; zone->zone_pgdat->node_present_pages -= offlined_pages; totalram_pages -= offlined_pages; - num_physpages -= offlined_pages; setup_per_zone_wmarks(); calculate_zone_inactive_ratio(zone); |