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From: Daniel Wagner <wagi@kernel.org>
To: James Smart <james.smart@broadcom.com>,
	Christoph Hellwig <hch@lst.de>,  Sagi Grimberg <sagi@grimberg.me>,
	Chaitanya Kulkarni <kch@nvidia.com>
Cc: Hannes Reinecke <hare@suse.de>, Keith Busch <kbusch@kernel.org>,
	 linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org,
	 Daniel Wagner <wagi@kernel.org>
Subject: [PATCH v3 12/18] nvmet-fc: inline nvmet_fc_free_hostport
Date: Tue, 18 Mar 2025 11:40:06 +0100	[thread overview]
Message-ID: <20250318-nvmet-fcloop-v3-12-05fec0fc02f6@kernel.org> (raw)
In-Reply-To: <20250318-nvmet-fcloop-v3-0-05fec0fc02f6@kernel.org>

No need for this tiny helper with only one user, let's inline it.

And since the hostport ref counter needs to stay in sync, it's not
optional anymore to give back the reference.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Daniel Wagner <wagi@kernel.org>
---
 drivers/nvme/target/fc.c | 22 ++++++----------------
 1 file changed, 6 insertions(+), 16 deletions(-)

diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index 05290506602469fc98d8463d0f1fcb6cf2422fde..20ea3acd7a5ff6f7c27b55b8c00f22b2a0768b7b 100644
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -1007,16 +1007,6 @@ nvmet_fc_hostport_get(struct nvmet_fc_hostport *hostport)
 	return kref_get_unless_zero(&hostport->ref);
 }
 
-static void
-nvmet_fc_free_hostport(struct nvmet_fc_hostport *hostport)
-{
-	/* if LLDD not implemented, leave as NULL */
-	if (!hostport || !hostport->hosthandle)
-		return;
-
-	nvmet_fc_hostport_put(hostport);
-}
-
 static struct nvmet_fc_hostport *
 nvmet_fc_match_hostport(struct nvmet_fc_tgtport *tgtport, void *hosthandle)
 {
@@ -1196,7 +1186,7 @@ nvmet_fc_target_assoc_free(struct kref *ref)
 	/* Send Disconnect now that all i/o has completed */
 	nvmet_fc_xmt_disconnect_assoc(assoc);
 
-	nvmet_fc_free_hostport(assoc->hostport);
+	nvmet_fc_hostport_put(assoc->hostport);
 	spin_lock_irqsave(&tgtport->lock, flags);
 	oldls = assoc->rcv_disconn;
 	spin_unlock_irqrestore(&tgtport->lock, flags);
@@ -1459,11 +1449,6 @@ nvmet_fc_free_tgtport(struct kref *ref)
 	struct nvmet_fc_tgtport *tgtport =
 		container_of(ref, struct nvmet_fc_tgtport, ref);
 	struct device *dev = tgtport->dev;
-	unsigned long flags;
-
-	spin_lock_irqsave(&nvmet_fc_tgtlock, flags);
-	list_del(&tgtport->tgt_list);
-	spin_unlock_irqrestore(&nvmet_fc_tgtlock, flags);
 
 	nvmet_fc_free_ls_iodlist(tgtport);
 
@@ -1624,6 +1609,11 @@ int
 nvmet_fc_unregister_targetport(struct nvmet_fc_target_port *target_port)
 {
 	struct nvmet_fc_tgtport *tgtport = targetport_to_tgtport(target_port);
+	unsigned long flags;
+
+	spin_lock_irqsave(&nvmet_fc_tgtlock, flags);
+	list_del(&tgtport->tgt_list);
+	spin_unlock_irqrestore(&nvmet_fc_tgtlock, flags);
 
 	nvmet_fc_portentry_unbind_tgt(tgtport);
 

-- 
2.48.1


  parent reply	other threads:[~2025-03-18 10:40 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-18 10:39 [PATCH v3 00/18] nvmet-fcloop: track resources via reference counting Daniel Wagner
2025-03-18 10:39 ` [PATCH v3 01/18] nvmet-fcloop: remove nport from list on last user Daniel Wagner
2025-03-18 10:39 ` [PATCH v3 02/18] nvmet-fcloop: replace kref with refcount Daniel Wagner
2025-03-18 10:56   ` Hannes Reinecke
2025-04-02 14:03     ` Daniel Wagner
2025-04-02 14:06       ` Hannes Reinecke
2025-03-21  6:03   ` Christoph Hellwig
2025-03-21 14:16   ` Hannes Reinecke
2025-03-18 10:39 ` [PATCH v3 03/18] nvmet-fcloop: add ref counting to lport Daniel Wagner
2025-03-21  6:04   ` Christoph Hellwig
2025-03-18 10:39 ` [PATCH v3 04/18] nvmet-fcloop: refactor fcloop_nport_alloc Daniel Wagner
2025-03-18 11:02   ` Hannes Reinecke
2025-03-18 13:38     ` Daniel Wagner
2025-03-18 14:10       ` Hannes Reinecke
2025-03-21  6:05       ` Christoph Hellwig
2025-03-18 10:39 ` [PATCH v3 05/18] nvmet-fcloop: track ref counts for nports Daniel Wagner
2025-03-18 11:06   ` Hannes Reinecke
2025-03-18 13:44     ` Daniel Wagner
2025-03-18 10:40 ` [PATCH v3 06/18] nvmet-fcloop: sync targetport removal Daniel Wagner
2025-03-18 11:07   ` Hannes Reinecke
2025-03-21  6:08   ` Christoph Hellwig
2025-04-02 16:39     ` Daniel Wagner
2025-03-18 10:40 ` [PATCH v3 07/18] nvmet-fcloop: update refs on tfcp_req Daniel Wagner
2025-03-18 11:09   ` Hannes Reinecke
2025-03-21  6:08   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 08/18] nvmet-fcloop: add missing fcloop_callback_host_done Daniel Wagner
2025-03-18 11:12   ` Hannes Reinecke
2025-03-18 13:49     ` Daniel Wagner
2025-04-02 17:08       ` Daniel Wagner
2025-04-03 13:25         ` Daniel Wagner
2025-04-04  7:28           ` Daniel Wagner
2025-03-21  6:12   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 09/18] nvmet-fcloop: prevent double port deletion Daniel Wagner
2025-03-18 11:15   ` Hannes Reinecke
2025-03-18 13:55     ` Daniel Wagner
2025-03-21  6:13   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 10/18] nvmet-fcloop: allocate/free fcloop_lsreq directly Daniel Wagner
2025-03-18 11:17   ` Hannes Reinecke
2025-03-18 13:58     ` Daniel Wagner
2025-04-08 11:20       ` Daniel Wagner
2025-03-19 22:47   ` James Smart
2025-04-04 12:53     ` Daniel Wagner
2025-03-18 10:40 ` [PATCH v3 11/18] nvmet-fc: inline nvmet_fc_delete_assoc Daniel Wagner
2025-03-21  6:14   ` Christoph Hellwig
2025-03-18 10:40 ` Daniel Wagner [this message]
2025-03-21  6:15   ` [PATCH v3 12/18] nvmet-fc: inline nvmet_fc_free_hostport Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 13/18] nvmet-fc: update tgtport ref per assoc Daniel Wagner
2025-03-21  6:15   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 14/18] nvmet-fc: take tgtport reference only once Daniel Wagner
2025-03-18 11:18   ` Hannes Reinecke
2025-03-21  6:17   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 15/18] nvmet-fc: free pending reqs on tgtport unregister Daniel Wagner
2025-03-21  6:19   ` Christoph Hellwig
2025-04-08 11:29     ` Daniel Wagner
2025-03-18 10:40 ` [PATCH v3 16/18] nvmet-fc: take tgtport refs for portentry Daniel Wagner
2025-03-18 11:19   ` Hannes Reinecke
2025-03-18 10:40 ` [PATCH v3 17/18] nvmet-fc: put ref when assoc->del_work is already scheduled Daniel Wagner
2025-03-18 11:20   ` Hannes Reinecke
2025-03-21  6:19   ` Christoph Hellwig
2025-03-18 10:40 ` [PATCH v3 18/18] nvme-fc: do not reference lsrsp after failure Daniel Wagner
2025-03-18 11:33   ` Hannes Reinecke
2025-03-18 14:01     ` Daniel Wagner

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