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=-12.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 C187AC56202 for ; Thu, 12 Nov 2020 16:50:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4ACBB22227 for ; Thu, 12 Nov 2020 16:50:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="dg3u/9dR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728955AbgKLQuL (ORCPT ); Thu, 12 Nov 2020 11:50:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52666 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728086AbgKLQuL (ORCPT ); Thu, 12 Nov 2020 11:50:11 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B6F1C0613D1 for ; Thu, 12 Nov 2020 08:50:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=c5oCRBlxtgRGXrI/d/I4LS7stPgEE9Ug5dvIoVe5k9w=; b=dg3u/9dR+X/rqQyAA3MpvSDmky 2bjAMdLRoeXx9bU9/wzUbcQFf7c9HXKai4cMAjkxnYWNtrZ+Kaqsn/n7gaQciYnMrXOyWKL89z2Z8 9+StHLJeus5Kj3mi6yWBW788odi7uhALHxGtHwoNgqYlsY4qDtwO9jqP49UD/C4Gox4AZvRt1WMhV j0bSYVOSnFS4VxQ/mwWAY1cxy5jE6J3sCFifpIkrB1+odFTTtQDiq1LI3VXlykL5WiRGbXcPe5Wlr Mz1fHYEVq4ExVqUtp2l6ZuBuqAmU62BstXbhUyJqDtfuDu29xfXJBonHgj4taK4vjhgjZSOXVYXhd x2Xnyyeg==; Received: from [2001:4bb8:180:6600:5c73:9bb4:23ff:391c] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kdFnU-0006yo-V6; Thu, 12 Nov 2020 16:50:09 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Petr Vorel , Martijn Coenen , linux-block@vger.kernel.org Subject: [PATCH 1/2] block: add a return value to set_capacity_revalidate_and_notify Date: Thu, 12 Nov 2020 17:50:04 +0100 Message-Id: <20201112165005.4022502-2-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201112165005.4022502-1-hch@lst.de> References: <20201112165005.4022502-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Return if the function ended up sending an uevent or not. Signed-off-by: Christoph Hellwig --- block/genhd.c | 5 ++++- include/linux/genhd.h | 2 +- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/block/genhd.c b/block/genhd.c index 0a273211fec283..9387f050c248a7 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -49,7 +49,7 @@ static void disk_release_events(struct gendisk *disk); * Set disk capacity and notify if the size is not currently * zero and will not be set to zero */ -void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, +bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, bool update_bdev) { sector_t capacity = get_capacity(disk); @@ -62,7 +62,10 @@ void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, char *envp[] = { "RESIZE=1", NULL }; kobject_uevent_env(&disk_to_dev(disk)->kobj, KOBJ_CHANGE, envp); + return true; } + + return false; } EXPORT_SYMBOL_GPL(set_capacity_revalidate_and_notify); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 38f23d75701379..03da3f603d309c 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -315,7 +315,7 @@ static inline int get_disk_ro(struct gendisk *disk) extern void disk_block_events(struct gendisk *disk); extern void disk_unblock_events(struct gendisk *disk); extern void disk_flush_events(struct gendisk *disk, unsigned int mask); -void set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, +bool set_capacity_revalidate_and_notify(struct gendisk *disk, sector_t size, bool update_bdev); /* drivers/char/random.c */ -- 2.28.0