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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6012CC35274 for ; Mon, 18 Dec 2023 16:00:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HR1hPaZ08JIcimayKpCp+hCqsw6yOAyawjKcFadv8pA=; b=ROgbaT9AjHkpvs01nA6m9melgN A7sFxG00hLFKCblxtUxnLypx3nT7EOJLeSFCE/4fsox8UHRFlFolxELGxSkEPfTw1J7qxq3M+Q9CM XvUohNKXiqGlxWlYMEwNc3d66QCqTHO+ObbhJBVkGoVlYLTUWCz9Uo/r6fmX4p4gG2QoI8LMUQTqU mCjTb3aisjPBvAG47+NSrz3HucrgU4UNgAUavMvApaMSQ1ZROeXMcGLu+fta/et0m1D5T0rgp2ZpA 6146KtqEUWnl9qKq34G1JufREVQ9iBrYzlhIcUVgm2nCnZXY9/JVG6DDb4XNoSNMtPfWvlcjYjW2F rrpBlL3Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rFG2s-00BLGb-0M; Mon, 18 Dec 2023 16:00:42 +0000 Received: from smtp-out1.suse.de ([2a07:de40:b251:101:10:150:64:1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rFG2n-00BLCl-16 for linux-nvme@lists.infradead.org; Mon, 18 Dec 2023 16:00:39 +0000 Received: from imap2.dmz-prg2.suse.org (imap2.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:98]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id C824421FC5; Mon, 18 Dec 2023 16:00:35 +0000 (UTC) Received: from imap2.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap2.dmz-prg2.suse.org (Postfix) with ESMTPS id B426E13BC8; Mon, 18 Dec 2023 16:00:35 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap2.dmz-prg2.suse.org with ESMTPSA id Gld1KqNsgGWzAwAAn2gu4w (envelope-from ); Mon, 18 Dec 2023 16:00:35 +0000 From: Daniel Wagner To: linux-nvme@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Christoph Hellwig , Sagi Grimberg , Keith Busch , James Smart , Hannes Reinecke , Daniel Wagner Subject: [PATCH v3 12/16] nvmet-fc: do not tack refs on tgtports from assoc Date: Mon, 18 Dec 2023 16:31:00 +0100 Message-ID: <20231218153105.12717-13-dwagner@suse.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231218153105.12717-1-dwagner@suse.de> References: <20231218153105.12717-1-dwagner@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Authentication-Results: smtp-out1.suse.de; none X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [-4.00 / 50.00]; REPLY(-4.00)[] X-Rspamd-Queue-Id: C824421FC5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231218_080037_552075_CC22E18E X-CRM114-Status: GOOD ( 11.33 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org The association life time is tight to the life time of the target port. That means we do not take extra a refcount when creating a association. Signed-off-by: Daniel Wagner --- drivers/nvme/target/fc.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c index c243085d6f42..47cecc8c72b2 100644 --- a/drivers/nvme/target/fc.c +++ b/drivers/nvme/target/fc.c @@ -1109,12 +1109,9 @@ nvmet_fc_alloc_target_assoc(struct nvmet_fc_tgtport *tgtport, void *hosthandle) if (idx < 0) goto out_free_assoc; - if (!nvmet_fc_tgtport_get(tgtport)) - goto out_ida; - assoc->hostport = nvmet_fc_alloc_hostport(tgtport, hosthandle); if (IS_ERR(assoc->hostport)) - goto out_put; + goto out_ida; assoc->tgtport = tgtport; assoc->a_id = idx; @@ -1144,8 +1141,6 @@ nvmet_fc_alloc_target_assoc(struct nvmet_fc_tgtport *tgtport, void *hosthandle) return assoc; -out_put: - nvmet_fc_tgtport_put(tgtport); out_ida: ida_free(&tgtport->assoc_cnt, idx); out_free_assoc: @@ -1182,7 +1177,6 @@ nvmet_fc_target_assoc_free(struct kref *ref) dev_info(tgtport->dev, "{%d:%d} Association freed\n", tgtport->fc_target_port.port_num, assoc->a_id); - nvmet_fc_tgtport_put(tgtport); kfree(assoc); } -- 2.43.0