From: Matthew Wilcox (Oracle) Date: Sat, 5 Oct 2024 20:01:18 +0000 (+0100) Subject: mm: use page->private instead of page->index in percpu X-Git-Tag: microblaze-v6.16~563^2~66 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=33d7f15f916ea50e9d29b805fcfdbb9e930a742a;p=linux-2.6-microblaze.git mm: use page->private instead of page->index in percpu The percpu allocator only uses one field in struct page, just change it from page->index to page->private. Link: https://lkml.kernel.org/r/20241005200121.3231142-8-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- diff --git a/mm/percpu.c b/mm/percpu.c index d1a73cf65c53..d8dd31a2e407 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -253,13 +253,13 @@ static int pcpu_chunk_slot(const struct pcpu_chunk *chunk) /* set the pointer to a chunk in a page struct */ static void pcpu_set_page_chunk(struct page *page, struct pcpu_chunk *pcpu) { - page->index = (unsigned long)pcpu; + page->private = (unsigned long)pcpu; } /* obtain pointer to a chunk from a page struct */ static struct pcpu_chunk *pcpu_get_page_chunk(struct page *page) { - return (struct pcpu_chunk *)page->index; + return (struct pcpu_chunk *)page->private; } static int __maybe_unused pcpu_page_idx(unsigned int cpu, int page_idx)