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| author | Dan Williams <dan.j.williams@intel.com> | 2019-07-19 00:58:43 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-19 02:08:07 +0200 |
| commit | 9a845030427c7a2879a7d635cc7c0e5f79ec962d (patch) | |
| tree | 065459104d601679ea9cd203c8360d0826c10261 /mm/sparse.c | |
| parent | libnvdimm/pfn: stop padding pmem namespaces to section alignment (diff) | |
| download | linux-9a845030427c7a2879a7d635cc7c0e5f79ec962d.tar.xz linux-9a845030427c7a2879a7d635cc7c0e5f79ec962d.zip | |
mm/sparsemem: cleanup 'section number' data types
David points out that there is a mixture of 'int' and 'unsigned long'
usage for section number data types. Update the memory hotplug path to
use 'unsigned long' consistently for section numbers.
[akpm@linux-foundation.org: fix printk format]
Link: http://lkml.kernel.org/r/156107543656.1329419.11505835211949439815.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Reported-by: David Hildenbrand <david@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: Jason Gunthorpe <jgg@mellanox.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/sparse.c')
| -rw-r--r-- | mm/sparse.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/sparse.c b/mm/sparse.c index a205a2ac66a4..72f010d9bff5 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -229,21 +229,21 @@ void subsection_mask_set(unsigned long *map, unsigned long pfn, void __init subsection_map_init(unsigned long pfn, unsigned long nr_pages) { int end_sec = pfn_to_section_nr(pfn + nr_pages - 1); - int i, start_sec = pfn_to_section_nr(pfn); + unsigned long nr, start_sec = pfn_to_section_nr(pfn); if (!nr_pages) return; - for (i = start_sec; i <= end_sec; i++) { + for (nr = start_sec; nr <= end_sec; nr++) { struct mem_section *ms; unsigned long pfns; pfns = min(nr_pages, PAGES_PER_SECTION - (pfn & ~PAGE_SECTION_MASK)); - ms = __nr_to_section(i); + ms = __nr_to_section(nr); subsection_mask_set(ms->usage->subsection_map, pfn, pfns); - pr_debug("%s: sec: %d pfns: %ld set(%d, %d)\n", __func__, i, + pr_debug("%s: sec: %lu pfns: %lu set(%d, %d)\n", __func__, nr, pfns, subsection_map_index(pfn), subsection_map_index(pfn + pfns - 1)); |