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+hrk3axKtJiAMd9KrtzUSrYh+/18QI5BlpGtmtw7P1b8BZ9PCL2p67i7dkrYG3GPCU+1itZYFPsZ9HhNSPfEfqHrr5tKWHGsG0DvidtCLpWm/62NfKgK4GmShAjgR/bKHpz6voK56i1rNgPu5da99R/tAqGokF+3fCkozV+eUP31zmsaoo5q0WeU1gMX+2/HBNzmm6DHsySxgWRgsq7Zz3qqAECjdPIwJ1r2Ipss6GQjDHHw9EMf6kwY2KVHjrWXc7eBNKZjyioOLuPSMDnwnZ5YyDek7uFd2r1gVjksDeuELLjACR5ogKvIPVt8QMozspCQ0oYyM2a60Kpv79LxJ09qNw9B3Sin1Rd9ZgjDZTg0iFJTGu3NYIcfHyvxT+1AAl6PsUSvAaeLFHP1bRODvPzIv5jDy8g3pMOpM8WPLUFv6kxdXfRzMQarxWusxnQBHy7Lf+fxNEUIrax11/b39dG59gDzBRtRoE4gCkMcu7yuH0BE= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: f2fs sets its PAGE_PRIVATE_* flags in page->private and checking page->private != NULL is equivalent to checking PG_private. Change PagePrivate() to page_private(). Meanwhile, in set_page_private_##name(), page->private is first set to 0/NULL before an PAGE_PRIVATE_* flag is set, but it can cause confusion when PG_private is removed and page->private != NULL is used instead. Change it to initialize page->private to PAGE_PRIVATE_NOT_POINTER instead and retain the original semantics. It prepares for a future commit that removes PG_private. No functional change intended. Assisted-by: Claude:claude-opus-4-8 Assisted-by: Codex:gpt-5 To: Jaegeuk Kim To: Chao Yu Cc: linux-f2fs-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org Acked-by: Usama Arif Acked-by: Chao Yu Signed-off-by: Zi Yan --- fs/f2fs/f2fs.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 9940a6cecf1a2..2f7ab5888b078 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -2691,7 +2691,7 @@ static inline bool folio_test_f2fs_##name(const struct folio *folio) \ } \ static inline bool page_private_##name(struct page *page) \ { \ - return PagePrivate(page) && \ + return page_private(page) && \ test_bit(PAGE_PRIVATE_NOT_POINTER, &page_private(page)) && \ test_bit(PAGE_PRIVATE_##flagname, &page_private(page)); \ } @@ -2710,9 +2710,9 @@ static inline void folio_set_f2fs_##name(struct folio *folio) \ } \ static inline void set_page_private_##name(struct page *page) \ { \ - if (!PagePrivate(page)) \ - attach_page_private(page, (void *)0); \ - set_bit(PAGE_PRIVATE_NOT_POINTER, &page_private(page)); \ + if (!page_private(page)) \ + attach_page_private(page, \ + (void *)BIT(PAGE_PRIVATE_NOT_POINTER)); \ set_bit(PAGE_PRIVATE_##flagname, &page_private(page)); \ } -- 2.53.0