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 382378183A for ; Wed, 13 Dec 2023 23:12:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="GXAA31qz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F185FC433C8; Wed, 13 Dec 2023 23:12:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1702509123; bh=GcwUufmJHgF8CPMq/VPO2c+xA6RtocjTAlldjOcaiNI=; h=Date:To:From:Subject:From; b=GXAA31qzSE4GFRQjYqrBgdRSvoCHygzbhnjR4JselFC+Y9nBpLv/kPnzsvwHD5USx ERUAQcffFnjxyPggt8+j0PQsQB1V6DQVKorvp/qlbeHwWBcOiU0wco2v/FeJGLYrJR H9HGpwGMOhVf3i04peSjEvMtggnQRocSWNEc8nHA= Date: Wed, 13 Dec 2023 15:12:02 -0800 To: mm-commits@vger.kernel.org,willy@infradead.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-pass-a-folio-to-swap_writepage_bdev_async.patch added to mm-unstable branch Message-Id: <20231213231202.F185FC433C8@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm: pass a folio to swap_writepage_bdev_async() has been added to the -mm mm-unstable branch. Its filename is mm-pass-a-folio-to-swap_writepage_bdev_async.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-pass-a-folio-to-swap_writepage_bdev_async.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: pass a folio to swap_writepage_bdev_async() Date: Wed, 13 Dec 2023 21:58:34 +0000 Saves a call to compound_head(). Link: https://lkml.kernel.org/r/20231213215842.671461-6-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/page_io.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) --- a/mm/page_io.c~mm-pass-a-folio-to-swap_writepage_bdev_async +++ a/mm/page_io.c @@ -353,18 +353,17 @@ static void swap_writepage_bdev_sync(str __end_swap_bio_write(&bio); } -static void swap_writepage_bdev_async(struct page *page, +static void swap_writepage_bdev_async(struct folio *folio, struct writeback_control *wbc, struct swap_info_struct *sis) { struct bio *bio; - struct folio *folio = page_folio(page); bio = bio_alloc(sis->bdev, 1, REQ_OP_WRITE | REQ_SWAP | wbc_to_write_flags(wbc), GFP_NOIO); - bio->bi_iter.bi_sector = swap_page_sector(page); + bio->bi_iter.bi_sector = swap_page_sector(&folio->page); bio->bi_end_io = end_swap_bio_write; - __bio_add_page(bio, page, thp_size(page), 0); + bio_add_folio_nofail(bio, folio, folio_size(folio), 0); bio_associate_blkg_from_page(bio, folio); count_swpout_vm_event(folio); @@ -388,7 +387,7 @@ void __swap_writepage(struct folio *foli else if (sis->flags & SWP_SYNCHRONOUS_IO) swap_writepage_bdev_sync(folio, wbc, sis); else - swap_writepage_bdev_async(&folio->page, wbc, sis); + swap_writepage_bdev_async(folio, wbc, sis); } void swap_write_unplug(struct swap_iocb *sio) _ Patches currently in -mm which might be from willy@infradead.org are buffer-return-bool-from-grow_dev_folio.patch buffer-calculate-block-number-inside-folio_init_buffers.patch buffer-fix-grow_buffers-for-block-size-page_size.patch buffer-cast-block-to-loff_t-before-shifting-it.patch buffer-fix-various-functions-for-block-size-page_size.patch buffer-handle-large-folios-in-__block_write_begin_int.patch buffer-fix-more-functions-for-block-size-page_size.patch mm-convert-ksm_might_need_to_copy-to-work-on-folios.patch mm-remove-pageanonexclusive-assertions-in-unuse_pte.patch mm-convert-unuse_pte-to-use-a-folio-throughout.patch mm-remove-some-calls-to-page_add_new_anon_rmap.patch mm-remove-stale-example-from-comment.patch mm-remove-references-to-page_add_new_anon_rmap-in-comments.patch mm-convert-migrate_vma_insert_page-to-use-a-folio.patch mm-convert-collapse_huge_page-to-use-a-folio.patch mm-remove-page_add_new_anon_rmap-and-lru_cache_add_inactive_or_unevictable.patch mm-return-the-folio-from-__read_swap_cache_async.patch mm-pass-a-folio-to-__swap_writepage.patch mm-pass-a-folio-to-swap_writepage_fs.patch mm-pass-a-folio-to-swap_writepage_bdev_sync.patch mm-pass-a-folio-to-swap_writepage_bdev_async.patch mm-pass-a-folio-to-swap_readpage_fs.patch mm-pass-a-folio-to-swap_readpage_bdev_sync.patch mm-pass-a-folio-to-swap_readpage_bdev_async.patch mm-convert-swap_page_sector-to-swap_folio_sector.patch mm-convert-swap_readpage-to-swap_read_folio.patch mm-remove-page_swap_info.patch mm-return-a-folio-from-read_swap_cache_async.patch mm-convert-swap_cluster_readahead-and-swap_vma_readahead-to-return-a-folio.patch