From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0690840869 for ; Wed, 28 Feb 2024 18:59:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709146749; cv=none; b=opmhU6A8Hxg2YUrmrGNjf7u1PQ45zR7lmeZq778oHq/wranSPOVLDO6kkeGYLAZhuFE6uHI3G8LxC+f+gFjY7EvgK0utXs04Io0WCMtYqHSyK9ZhRABznzqGxMjLGdZaTn2Yv+cO/jCZHZMcA3abkZ9hfyfK3teIcnYeNhrAqtw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709146749; c=relaxed/simple; bh=FTj+IKC23sdPuRh8JtTDWIFvMBxZx7cj5I3EmNliTZs=; h=Date:To:From:Subject:Message-Id; b=m5sOHoL4LwSrcSQ3hrB1wXPw1rxb4gGPQGyyxVV0i+YvKpJsqS5YEYpxrJwvIMU2wZ6Zuu2QOg8lG6Yf8Oyao06DXH7oa1OZorSHbqXzaswUHiM+Biw8Ux4ac/kJT+rm4MOCkKgU6Hmzvh5kmLG4VPm++p8VXIUeKnj8fZrmnEw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=LsgaA51O; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="LsgaA51O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7DFDC433F1; Wed, 28 Feb 2024 18:59:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1709146748; bh=FTj+IKC23sdPuRh8JtTDWIFvMBxZx7cj5I3EmNliTZs=; h=Date:To:From:Subject:From; b=LsgaA51OwHobJXCllX8brWfRrw5h/jO8qRGPvtwAUHX9dm5rv/hEZ36AeCO6BZPhj Rga63cZYlwV6f0/ZWxj+l96LD3iYQkW58qMhtnV9hBPE2+y+tGPJ+yo4RPl3iwQDrJ 3XQ3VBgFJenTE2KYtBUkHvI1saiByEKcqWUBaUVQ= Date: Wed, 28 Feb 2024 10:59:07 -0800 To: mm-commits@vger.kernel.org,willy@infradead.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-remove-pagewaiters-pagesetwaiters-and-pageclearwaiters.patch added to mm-unstable branch Message-Id: <20240228185908.B7DFDC433F1@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm: remove PageWaiters, PageSetWaiters and PageClearWaiters has been added to the -mm mm-unstable branch. Its filename is mm-remove-pagewaiters-pagesetwaiters-and-pageclearwaiters.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-remove-pagewaiters-pagesetwaiters-and-pageclearwaiters.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: mm: remove PageWaiters, PageSetWaiters and PageClearWaiters Date: Tue, 27 Feb 2024 19:23:29 +0000 All callers have been converted to use folios. This was the only user of PF_ONLY_HEAD, so remove that too. Link: https://lkml.kernel.org/r/20240227192337.757313-3-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- include/linux/page-flags.h | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) --- a/include/linux/page-flags.h~mm-remove-pagewaiters-pagesetwaiters-and-pageclearwaiters +++ a/include/linux/page-flags.h @@ -328,9 +328,6 @@ static unsigned long *folio_flags(struct * for compound page all operations related to the page flag applied to * head page. * - * PF_ONLY_HEAD: - * for compound page, callers only ever operate on the head page. - * * PF_NO_TAIL: * modifications of the page flag must be done on small or head pages, * checks can be done on tail pages too. @@ -346,9 +343,6 @@ static unsigned long *folio_flags(struct page; }) #define PF_ANY(page, enforce) PF_POISONED_CHECK(page) #define PF_HEAD(page, enforce) PF_POISONED_CHECK(compound_head(page)) -#define PF_ONLY_HEAD(page, enforce) ({ \ - VM_BUG_ON_PGFLAGS(PageTail(page), page); \ - PF_POISONED_CHECK(page); }) #define PF_NO_TAIL(page, enforce) ({ \ VM_BUG_ON_PGFLAGS(enforce && PageTail(page), page); \ PF_POISONED_CHECK(compound_head(page)); }) @@ -362,7 +356,6 @@ static unsigned long *folio_flags(struct /* Which page is the flag stored in */ #define FOLIO_PF_ANY 0 #define FOLIO_PF_HEAD 0 -#define FOLIO_PF_ONLY_HEAD 0 #define FOLIO_PF_NO_TAIL 0 #define FOLIO_PF_NO_COMPOUND 0 #define FOLIO_PF_SECOND 1 @@ -488,7 +481,7 @@ static inline int TestClearPage##uname(s TESTSETFLAG_FALSE(uname, lname) TESTCLEARFLAG_FALSE(uname, lname) __PAGEFLAG(Locked, locked, PF_NO_TAIL) -PAGEFLAG(Waiters, waiters, PF_ONLY_HEAD) +FOLIO_FLAG(waiters, FOLIO_HEAD_PAGE) PAGEFLAG(Error, error, PF_NO_TAIL) TESTCLEARFLAG(Error, error, PF_NO_TAIL) PAGEFLAG(Referenced, referenced, PF_HEAD) TESTCLEARFLAG(Referenced, referenced, PF_HEAD) @@ -1138,7 +1131,6 @@ static inline bool folio_has_private(str #undef PF_ANY #undef PF_HEAD -#undef PF_ONLY_HEAD #undef PF_NO_TAIL #undef PF_NO_COMPOUND #undef PF_SECOND _ Patches currently in -mm which might be from willy@infradead.org are mm-support-order-1-folios-in-the-page-cache.patch mm-make-folios_put-the-basis-of-release_pages.patch mm-convert-free_unref_page_list-to-use-folios.patch mm-add-free_unref_folios.patch mm-use-folios_put-in-__folio_batch_release.patch memcg-add-mem_cgroup_uncharge_folios.patch mm-remove-use-of-folio-list-from-folios_put.patch mm-use-free_unref_folios-in-put_pages_list.patch mm-use-__page_cache_release-in-folios_put.patch mm-handle-large-folios-in-free_unref_folios.patch mm-allow-non-hugetlb-large-folios-to-be-batch-processed.patch mm-free-folios-in-a-batch-in-shrink_folio_list.patch mm-free-folios-directly-in-move_folios_to_lru.patch memcg-remove-mem_cgroup_uncharge_list.patch mm-remove-free_unref_page_list.patch mm-remove-lru_to_page.patch mm-convert-free_pages_and_swap_cache-to-use-folios_put.patch mm-use-a-folio-in-__collapse_huge_page_copy_succeeded.patch mm-convert-free_swap_cache-to-take-a-folio.patch mm-use-folio-more-widely-in-__split_huge_page.patch mm-separate-out-folio_flags-from-pageflags.patch mm-remove-pagewaiters-pagesetwaiters-and-pageclearwaiters.patch mm-remove-pageyoung-and-pageidle-definitions.patch mm-add-__dump_folio.patch mm-make-dump_page-take-a-const-argument.patch mm-constify-testing-page-folio-flags.patch mm-constify-more-page-folio-tests.patch mm-remove-cast-from-page_to_nid.patch