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binder: select correct nid for pages in LRU

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The numa node id for binder pages is currently being derived from the
lru entry under struct binder_lru_page. However, this object doesn't
reflect the node id of the struct page items allocated separately.

Instead, select the correct node id from the page itself. This was made
possible since commit 0a97c01cd2 ("list_lru: allow explicit memcg and
NUMA node selection").

Cc: Nhat Pham <nphamcs@gmail.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Carlos Llamas <cmllamas@google.com>
Link: https://lore.kernel.org/r/20241210143114.661252-4-cmllamas@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Carlos Llamas
2024-12-10 14:30:59 +00:00
committed by Greg Kroah-Hartman
parent d1716b4b78
commit 49d2562c80
1 changed files with 12 additions and 4 deletions
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16
drivers/android/binder_alloc.c
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@@ -210,7 +210,10 @@ static void binder_lru_freelist_add(struct binder_alloc *alloc,
trace_binder_free_lru_start(alloc, index);
ret = list_lru_add_obj(&binder_freelist, &page->lru);
ret = list_lru_add(&binder_freelist,
&page->lru,
page_to_nid(page->page_ptr),
NULL);
WARN_ON(!ret);
trace_binder_free_lru_end(alloc, index);
@@ -334,7 +337,10 @@ static void binder_lru_freelist_del(struct binder_alloc *alloc,
if (page->page_ptr) {
trace_binder_alloc_lru_start(alloc, index);
on_lru = list_lru_del_obj(&binder_freelist, &page->lru);
on_lru = list_lru_del(&binder_freelist,
&page->lru,
page_to_nid(page->page_ptr),
NULL);
WARN_ON(!on_lru);
trace_binder_alloc_lru_end(alloc, index);
@@ -947,8 +953,10 @@ void binder_alloc_deferred_release(struct binder_alloc *alloc)
if (!alloc->pages[i].page_ptr)
continue;
on_lru = list_lru_del_obj(&binder_freelist,
&alloc->pages[i].lru);
on_lru = list_lru_del(&binder_freelist,
&alloc->pages[i].lru,
page_to_nid(alloc->pages[i].page_ptr),
NULL);
binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC,
"%s: %d: page %d %s\n",
__func__, alloc->pid, i,