From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7DB877497 for ; Mon, 19 Jun 2023 10:52:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D646CC433CC; Mon, 19 Jun 2023 10:52:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1687171933; bh=2O3VdNDHy5O/nyN7FP+133uHlHNEFc43xoQ11Uz0480=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u4fsVPS9tokGstKcer74fD82Gs/mew4InVJ9ONML4mYLWcHgIQfMYr3sE7lDl58AT yriBnrQzhnJqnZ2pdaLqF3LxCAobeSwwtHKcX0UNmII/yVz8jnlqbzg1sYwQkb1R1U DYLPzsEFBWm5wy5HLEyl+GA0nYewPyjAHup24MqY= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhu Yanjun , Li Zhijian , Bob Pearson , Leon Romanovsky , Sasha Levin Subject: [PATCH 5.4 41/64] RDMA/rxe: Remove the unused variable obj Date: Mon, 19 Jun 2023 12:30:37 +0200 Message-ID: <20230619102135.047989227@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230619102132.808972458@linuxfoundation.org> References: <20230619102132.808972458@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Zhu Yanjun [ Upstream commit f07853582d1f6ed282f8d9a0b1209a87dd761f58 ] The member variable obj in struct rxe_task is not needed. So remove it to save memory. Link: https://lore.kernel.org/r/20220822011615.805603-4-yanjun.zhu@linux.dev Signed-off-by: Zhu Yanjun Reviewed-by: Li Zhijian Reviewed-by: Bob Pearson Signed-off-by: Leon Romanovsky Stable-dep-of: 2a62b6210ce8 ("RDMA/rxe: Fix the use-before-initialization error of resp_pkts") Signed-off-by: Sasha Levin --- drivers/infiniband/sw/rxe/rxe_qp.c | 6 +++--- drivers/infiniband/sw/rxe/rxe_task.c | 3 +-- drivers/infiniband/sw/rxe/rxe_task.h | 3 +-- 3 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c index 5dd9bcef5921a..5b59907594f75 100644 --- a/drivers/infiniband/sw/rxe/rxe_qp.c +++ b/drivers/infiniband/sw/rxe/rxe_qp.c @@ -278,9 +278,9 @@ static int rxe_qp_init_req(struct rxe_dev *rxe, struct rxe_qp *qp, skb_queue_head_init(&qp->req_pkts); - rxe_init_task(rxe, &qp->req.task, qp, + rxe_init_task(&qp->req.task, qp, rxe_requester, "req"); - rxe_init_task(rxe, &qp->comp.task, qp, + rxe_init_task(&qp->comp.task, qp, rxe_completer, "comp"); qp->qp_timeout_jiffies = 0; /* Can't be set for UD/UC in modify_qp */ @@ -327,7 +327,7 @@ static int rxe_qp_init_resp(struct rxe_dev *rxe, struct rxe_qp *qp, skb_queue_head_init(&qp->resp_pkts); - rxe_init_task(rxe, &qp->resp.task, qp, + rxe_init_task(&qp->resp.task, qp, rxe_responder, "resp"); qp->resp.opcode = OPCODE_NONE; diff --git a/drivers/infiniband/sw/rxe/rxe_task.c b/drivers/infiniband/sw/rxe/rxe_task.c index 08f05ac5f5d52..ea7d5a69eb2a3 100644 --- a/drivers/infiniband/sw/rxe/rxe_task.c +++ b/drivers/infiniband/sw/rxe/rxe_task.c @@ -114,10 +114,9 @@ void rxe_do_task(unsigned long data) task->ret = ret; } -int rxe_init_task(void *obj, struct rxe_task *task, +int rxe_init_task(struct rxe_task *task, void *arg, int (*func)(void *), char *name) { - task->obj = obj; task->arg = arg; task->func = func; snprintf(task->name, sizeof(task->name), "%s", name); diff --git a/drivers/infiniband/sw/rxe/rxe_task.h b/drivers/infiniband/sw/rxe/rxe_task.h index 08ff42d451c62..e87ee072e3179 100644 --- a/drivers/infiniband/sw/rxe/rxe_task.h +++ b/drivers/infiniband/sw/rxe/rxe_task.h @@ -46,7 +46,6 @@ enum { * called again. */ struct rxe_task { - void *obj; struct tasklet_struct tasklet; int state; spinlock_t state_lock; /* spinlock for task state */ @@ -62,7 +61,7 @@ struct rxe_task { * arg => parameter to pass to fcn * fcn => function to call until it returns != 0 */ -int rxe_init_task(void *obj, struct rxe_task *task, +int rxe_init_task(struct rxe_task *task, void *arg, int (*func)(void *), char *name); /* cleanup task */ -- 2.39.2