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authorMatthew Wilcox (Oracle) <willy@infradead.org>2022-02-15 09:28:49 -0500
committerMatthew Wilcox (Oracle) <willy@infradead.org>2022-03-21 12:59:03 -0400
commit869f7ee6f6477341f859c8b0949ae81caf9ca7f3 (patch)
tree49f0914c62f9660da863dfa60e3f67f188c00fc8 /mm/memory_hotplug.c
parentaf28a988b313a601c12c410a42e485ca46adcfee (diff)
downloadlinux-869f7ee6f6477341f859c8b0949ae81caf9ca7f3.tar.bz2
mm/rmap: Convert try_to_unmap() to take a folio
Change all three callers and the worker function try_to_unmap_one(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Diffstat (limited to 'mm/memory_hotplug.c')
-rw-r--r--mm/memory_hotplug.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 2a9627dc784c..914057da53c7 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1690,10 +1690,13 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
DEFAULT_RATELIMIT_BURST);
for (pfn = start_pfn; pfn < end_pfn; pfn++) {
+ struct folio *folio;
+
if (!pfn_valid(pfn))
continue;
page = pfn_to_page(pfn);
- head = compound_head(page);
+ folio = page_folio(page);
+ head = &folio->page;
if (PageHuge(page)) {
pfn = page_to_pfn(head) + compound_nr(head) - 1;
@@ -1710,10 +1713,10 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
* the unmap as the catch all safety net).
*/
if (PageHWPoison(page)) {
- if (WARN_ON(PageLRU(page)))
- isolate_lru_page(page);
- if (page_mapped(page))
- try_to_unmap(page, TTU_IGNORE_MLOCK);
+ if (WARN_ON(folio_test_lru(folio)))
+ folio_isolate_lru(folio);
+ if (folio_mapped(folio))
+ try_to_unmap(folio, TTU_IGNORE_MLOCK);
continue;
}