summaryrefslogtreecommitdiff
path: root/mm/sparse.c
diff options
context:
space:
mode:
authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-10-04 14:46:48 +0100
committerVlastimil Babka <vbabka@suse.cz>2022-01-06 12:27:03 +0100
commitc5e97ed154589524a1df4ae2be55c4cfdb0d0573 (patch)
tree95cb494d3206da298e780e77ad9a8699d21548b6 /mm/sparse.c
parentffedd09fa9b06d0d79e123bbf4ec81125456d982 (diff)
bootmem: Use page->index instead of page->freelist
page->freelist is for the use of slab. Using page->index is the same set of bits as page->freelist, and by using an integer instead of a pointer, we can avoid casts. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: <x86@kernel.org> Cc: "H. Peter Anvin" <hpa@zytor.com>
Diffstat (limited to 'mm/sparse.c')
-rw-r--r--mm/sparse.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index e5c84b0cf0c9..d21c6e5910d0 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -722,7 +722,7 @@ static void free_map_bootmem(struct page *memmap)
>> PAGE_SHIFT;
for (i = 0; i < nr_pages; i++, page++) {
- magic = (unsigned long) page->freelist;
+ magic = page->index;
BUG_ON(magic == NODE_INFO);