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delete it and free up a bit in page->flags. Cc: linux-mm@kvack.org Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/page-flags.h | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 5769fe6e4950..a0a29bd092f8 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -66,8 +66,6 @@ * PG_referenced, PG_reclaim are used for page reclaim for anonymous and * file-backed pagecache (see mm/vmscan.c). * - * PG_error is set to indicate that an I/O error occurred on this page. - * * PG_arch_1 is an architecture specific page state bit. The generic code * guarantees that this bit is cleared for a page when it first is entered into * the page cache. @@ -103,7 +101,6 @@ enum pageflags { PG_waiters, /* Page has waiters, check its waitqueue. Must be bit #7 and in the same byte as "PG_locked" */ PG_active, PG_workingset, - PG_error, PG_owner_priv_1, /* Owner use. If pagecache, fs may use*/ PG_arch_1, PG_reserved, @@ -183,7 +180,7 @@ enum pageflags { */ /* At least one page in this folio has the hwpoison flag set */ - PG_has_hwpoisoned = PG_error, + PG_has_hwpoisoned = PG_active, PG_large_rmappable = PG_workingset, /* anon or file-backed */ }; @@ -506,7 +503,6 @@ static inline int TestClearPage##uname(struct page *page) { return 0; } __PAGEFLAG(Locked, locked, PF_NO_TAIL) FOLIO_FLAG(waiters, FOLIO_HEAD_PAGE) -PAGEFLAG(Error, error, PF_NO_TAIL) TESTCLEARFLAG(Error, error, PF_NO_TAIL) FOLIO_FLAG(referenced, FOLIO_HEAD_PAGE) FOLIO_TEST_CLEAR_FLAG(referenced, FOLIO_HEAD_PAGE) __FOLIO_SET_FLAG(referenced, FOLIO_HEAD_PAGE)