From patchwork Wed Mar 10 09:08:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qu Wenruo X-Patchwork-Id: 12127393 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC8C4C4321A for ; Wed, 10 Mar 2021 09:09:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A780764FF3 for ; Wed, 10 Mar 2021 09:09:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232461AbhCJJJ0 (ORCPT ); Wed, 10 Mar 2021 04:09:26 -0500 Received: from mx2.suse.de ([195.135.220.15]:34872 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232700AbhCJJJC (ORCPT ); Wed, 10 Mar 2021 04:09:02 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1615367341; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TElCWuNZMZo/S1OFUwv5ZzDImbOvoJUb08wR9xNk/us=; b=pydv/ueUrSnR09gFiysAAOGj6MLCjImWvTqX5ls+AY4hyQhMczPCmWN02oJLS6+hjUqQP0 wLLWtixBL4dz8kpXwB7Bf4TVWeo4B81qVTi4IdEW11HIBfbWB5tdbxRFqPBLHlUY4yXIPw lZlkpG/Uo88Ser3nvqqycZg8oX7T5RA= Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id DF681AD74 for ; Wed, 10 Mar 2021 09:09:00 +0000 (UTC) From: Qu Wenruo To: linux-btrfs@vger.kernel.org Subject: [PATCH v2 11/15] btrfs: make set_btree_ioerr() accept extent buffer and to be subpage compatible Date: Wed, 10 Mar 2021 17:08:29 +0800 Message-Id: <20210310090833.105015-12-wqu@suse.com> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210310090833.105015-1-wqu@suse.com> References: <20210310090833.105015-1-wqu@suse.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Current set_btree_ioerr() only accepts @page parameter and grabs extent buffer from page::private. This works fine for sector size == PAGE_SIZE case, but not for subpage case. Adds an extra parameter, @eb, for callers to pass extent buffer to this function, so that subpage code can reuse this function. And also add subpage special handling to update btrfs_subpage::error_bitmap. Signed-off-by: Qu Wenruo --- fs/btrfs/extent_io.c | 18 ++++++++---------- 1 file changed, 8 insertions(+), 10 deletions(-) diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 2d16d92107bc..b6fbb512abfd 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3982,12 +3982,11 @@ static noinline_for_stack int lock_extent_buffer_for_io(struct extent_buffer *eb return ret; } -static void set_btree_ioerr(struct page *page) +static void set_btree_ioerr(struct page *page, struct extent_buffer *eb) { - struct extent_buffer *eb = (struct extent_buffer *)page->private; - struct btrfs_fs_info *fs_info; + struct btrfs_fs_info *fs_info = eb->fs_info; - SetPageError(page); + btrfs_page_set_error(fs_info, page, eb->start, eb->len); if (test_and_set_bit(EXTENT_BUFFER_WRITE_ERR, &eb->bflags)) return; @@ -3995,7 +3994,6 @@ static void set_btree_ioerr(struct page *page) * If we error out, we should add back the dirty_metadata_bytes * to make it consistent. */ - fs_info = eb->fs_info; percpu_counter_add_batch(&fs_info->dirty_metadata_bytes, eb->len, fs_info->dirty_metadata_batch); @@ -4039,13 +4037,13 @@ static void set_btree_ioerr(struct page *page) */ switch (eb->log_index) { case -1: - set_bit(BTRFS_FS_BTREE_ERR, &eb->fs_info->flags); + set_bit(BTRFS_FS_BTREE_ERR, &fs_info->flags); break; case 0: - set_bit(BTRFS_FS_LOG1_ERR, &eb->fs_info->flags); + set_bit(BTRFS_FS_LOG1_ERR, &fs_info->flags); break; case 1: - set_bit(BTRFS_FS_LOG2_ERR, &eb->fs_info->flags); + set_bit(BTRFS_FS_LOG2_ERR, &fs_info->flags); break; default: BUG(); /* unexpected, logic error */ @@ -4070,7 +4068,7 @@ static void end_bio_extent_buffer_writepage(struct bio *bio) if (bio->bi_status || test_bit(EXTENT_BUFFER_WRITE_ERR, &eb->bflags)) { ClearPageUptodate(page); - set_btree_ioerr(page); + set_btree_ioerr(page, eb); } end_page_writeback(page); @@ -4126,7 +4124,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb, end_bio_extent_buffer_writepage, 0, 0, 0, false); if (ret) { - set_btree_ioerr(p); + set_btree_ioerr(p, eb); if (PageWriteback(p)) end_page_writeback(p); if (atomic_sub_and_test(num_pages - i, &eb->io_pages))