From patchwork Fri Feb 7 07:19:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 11369877 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8894413A4 for ; Fri, 7 Feb 2020 07:21:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 66ECF214AF for ; Fri, 7 Feb 2020 07:21:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=wdc.com header.i=@wdc.com header.b="Sm00ZzvC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726874AbgBGHVA (ORCPT ); Fri, 7 Feb 2020 02:21:00 -0500 Received: from esa2.hgst.iphmx.com ([68.232.143.124]:46765 "EHLO esa2.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726619AbgBGHU6 (ORCPT ); Fri, 7 Feb 2020 02:20:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1581060063; x=1612596063; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=oiDv9PAJ2QH5JABjSYa2OdujPSxbLqUMdcBADB4QEFo=; b=Sm00ZzvCJ03IUMQQrFlvAaHwfx2f+k9qlkO8BuwKYjaZyxUQch4MRaA9 orW0mj2CmgITeww9kIA9rwOL5Cd02b2alGTvbqCEgLX4YnuVVmbxXpwJZ KKZqhZjOG8dGqQN2E6sKuxcbfRPCLjf06Bsm4n2b0xFjBzuRZF/85EpdV 9OUivWhZGkxFbsZM0OfQIQqrrIibdu5PGhOSNSitAobkcDHLHjwk47NYE iC9CvzU07wlR32NzPxzkqaWYHWb/11PcmgkoqBkYSY591Crrixrr7UQ8q qvFoxbCfa5fxufXcQjxKR5ZSoPV4eXERxUb3y993H0lmtd5ea4PHQWVjU g==; IronPort-SDR: K1dY5XhdxJ0zEg8Q0wEKTrH2sKM8ULfm80VTBlHvwnQjzqAOcKM7Yk+AR5T/tBCj5oXHvxgK38 ylEQfUuDFfo6Uq5YYD/yluMKh4YjhqzMmnk071gpeE4xUSbiVTNzfp29z6hBP34a0zINB5ze7L 6+N9/tSmZsMSUe4S9vcX/qfpqk4F5qmvVfY1pyyxrfiytIYsUxsmLuyIujESQiHxKOHdM841Ff 3ZJwErIqHNZoEGiKGwF6dT7dEsnr/xWVX3pN+iybSUZGWhEHie0Gu1T3WsoHe+zf2rq/82oRcz Pjw= X-IronPort-AV: E=Sophos;i="5.70,412,1574092800"; d="scan'208";a="231092225" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 07 Feb 2020 15:20:17 +0800 IronPort-SDR: ypEBdkOX1JWaQJoU+EsWOo2A7Y1jdLBAmZ3dFU7v4IcKzAHOwW9yD/5gEPy841p144Z9NQNEsl ME76rkrE2gi3YjY8Z/dSBe7yXinRqLUoyqkhaEDjw6qLb+5yYmvPyQJNqXIYSdNIlxFLdpKs/d +wJ7nANR+40mibfkdVnl+NJvSbS+N0BYgQ65fScE1Vvu1r7J3TYrrdAsaWtzoPqY1ARSczf9hH KsTFKMfqHgNKXTYawOWsq9Ds3+MmV/m2koHB9RQyc68S+9+9wGBCeYNvV/hAJwPyhQv+g5Gsu/ XhhRvvYRssG0dnPNOgSFseqA Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Feb 2020 23:13:10 -0800 IronPort-SDR: ok8WqDlnTz5jFZRJaIzbysNjy1iPJ2ux8xFrI+NIDgAbvMEE4PDF1FxigCHwaCVzrLB0r/nEHd fDh4atwbIfZ1VoYwwVU2JmNpDp1aR91fXUoewjY61ETyniGVU9HIGYof5+uSExkgDMZmYFYPT7 rH7iBkMEIQC7DOm2E+Ubl+RLjNnbOZpY+BVZrUkY22VaQN8azQQEY6adyIBSAnJFFFwik1T84j DXnTXIp7+YvsV/Ex2Cvl/cAU7j0G/fl4J3QfMu41wGw1QT6nfE24dYztnWPguW2mKLscQqsOf5 RsM= WDCIronportException: Internal Received: from unknown (HELO redsun60.ssa.fujisawa.hgst.com) ([10.149.66.36]) by uls-op-cesaip01.wdc.com with ESMTP; 06 Feb 2020 23:20:12 -0800 From: Johannes Thumshirn To: David Sterba Cc: Nikolay Borisov , Josef Bacik , "linux-btrfs @ vger . kernel . org" , Johannes Thumshirn Subject: [PATCH v5 1/7] btrfs: Export btrfs_release_disk_super Date: Fri, 7 Feb 2020 16:19:59 +0900 Message-Id: <20200207072005.22867-2-johannes.thumshirn@wdc.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200207072005.22867-1-johannes.thumshirn@wdc.com> References: <20200207072005.22867-1-johannes.thumshirn@wdc.com> MIME-Version: 1.0 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Nikolay Borisov Preparatory patch for removal of buffer_head usage in btrfs. Signed-off-by: Nikolay Borisov Signed-off-by: Johannes Thumshirn --- fs/btrfs/volumes.c | 2 +- fs/btrfs/volumes.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 0b3167bd9f35..c312de1a55a6 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1247,7 +1247,7 @@ int btrfs_open_devices(struct btrfs_fs_devices *fs_devices, return ret; } -static void btrfs_release_disk_super(struct page *page) +void btrfs_release_disk_super(struct page *page) { kunmap(page); put_page(page); diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 690d4f5a0653..b7f2edbc6581 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -483,6 +483,7 @@ int btrfs_finish_chunk_alloc(struct btrfs_trans_handle *trans, int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset); struct extent_map *btrfs_get_chunk_map(struct btrfs_fs_info *fs_info, u64 logical, u64 length); +void btrfs_release_disk_super(struct page *page); static inline void btrfs_dev_stat_inc(struct btrfs_device *dev, int index)