diff options
Diffstat (limited to 'mm/memory_hotplug.c')
| -rw-r--r-- | mm/memory_hotplug.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 100941d1b828..3f2bb2828ab1 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -384,6 +384,7 @@ EXPORT_SYMBOL_GPL(pfn_to_online_page); int __add_pages(int nid, unsigned long pfn, unsigned long nr_pages, struct mhp_params *params) { + const unsigned long start_pfn = pfn; const unsigned long end_pfn = pfn + nr_pages; unsigned long cur_nr_pages; int err; @@ -417,8 +418,11 @@ int __add_pages(int nid, unsigned long pfn, unsigned long nr_pages, SECTION_ALIGN_UP(pfn + 1) - pfn); err = sparse_add_section(nid, pfn, cur_nr_pages, altmap, params->pgmap); - if (err) + if (err) { + __remove_pages(start_pfn, pfn - start_pfn, altmap, + params->pgmap); break; + } cond_resched(); } vmemmap_populate_print_last(); |