From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 526CCC43381 for ; Wed, 27 Mar 2019 12:24:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 229092087C for ; Wed, 27 Mar 2019 12:24:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729071AbfC0MY0 (ORCPT ); Wed, 27 Mar 2019 08:24:26 -0400 Received: from mx2.suse.de ([195.135.220.15]:55248 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728396AbfC0MYY (ORCPT ); Wed, 27 Mar 2019 08:24:24 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 71019AF6D for ; Wed, 27 Mar 2019 12:24:23 +0000 (UTC) From: Nikolay Borisov To: linux-btrfs@vger.kernel.org Cc: Nikolay Borisov Subject: [PATCH v4 07/15] btrfs: Implement set_extent_bits_nowait Date: Wed, 27 Mar 2019 14:24:10 +0200 Message-Id: <20190327122418.24027-8-nborisov@suse.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190327122418.24027-1-nborisov@suse.com> References: <20190327122418.24027-1-nborisov@suse.com> Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org It will be used in a future patch that will require modifying an extent_io_tree struct under a spinlock. Signed-off-by: Nikolay Borisov --- fs/btrfs/extent_io.c | 7 +++++++ fs/btrfs/extent_io.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index eec64436d488..4bf17d4c0819 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1366,6 +1366,13 @@ int set_record_extent_bits(struct extent_io_tree *tree, u64 start, u64 end, changeset); } +int set_extent_bits_nowait(struct extent_io_tree *tree, u64 start, u64 end, + unsigned bits) +{ + return __set_extent_bit(tree, start, end, bits, 0, NULL, NULL, + GFP_NOWAIT, NULL); +} + int clear_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, unsigned bits, int wake, int delete, struct extent_state **cached) diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 0fda249e5982..c23ce4df88f3 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -329,6 +329,8 @@ int set_record_extent_bits(struct extent_io_tree *tree, u64 start, u64 end, int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, unsigned bits, u64 *failed_start, struct extent_state **cached_state, gfp_t mask); +int set_extent_bits_nowait(struct extent_io_tree *tree, u64 start, u64 end, + unsigned bits); static inline int set_extent_bits(struct extent_io_tree *tree, u64 start, u64 end, unsigned bits) -- 2.17.1