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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 D21A3C88E64 for ; Mon, 26 Jan 2026 08:09:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 47BEC10E3CF; Mon, 26 Jan 2026 08:09:15 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.b="TV7WUKGZ"; dkim-atps=neutral Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 60FEE10E364 for ; Sun, 25 Jan 2026 16:07:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1769357263; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to; bh=aojbJJ5FzMzE2HJE4QEerULCpiKv5AGEyOIjsVq7b3Q=; b=TV7WUKGZ/79WhIMzSlwAm9WtyuVr7toE3JjhD9fhqwh8hEjLe36Cu9VBThyzRUNItbEalp T/LN03js8PqlbUg12pdHQ/x47xJQcBRRGCfgheS8ekxrYejsnUYRIeqNk8nM+DOihVEv1C kmFRX3DIJnp1avQzkssEoGptE/dVqME= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-632-m897L2klPTqHE3h_lcyBAg-1; Sun, 25 Jan 2026 11:07:38 -0500 X-MC-Unique: m897L2klPTqHE3h_lcyBAg-1 X-Mimecast-MFC-AGG-ID: m897L2klPTqHE3h_lcyBAg_1769357256 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id E58761800451; Sun, 25 Jan 2026 16:07:35 +0000 (UTC) Received: from fedora (unknown [10.45.224.8]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with SMTP id D7B8A1958DC4; Sun, 25 Jan 2026 16:07:29 +0000 (UTC) Received: by fedora (nbSMTP-1.00) for uid 1000 oleg@redhat.com; Sun, 25 Jan 2026 17:07:35 +0100 (CET) Date: Sun, 25 Jan 2026 17:07:28 +0100 From: Oleg Nesterov To: Andrew Morton Cc: Alice Ryhl , Boris Brezillon , Christian =?iso-8859-1?Q?K=F6nig?= , Felix Kuehling , Leon Romanovsky , Steven Price , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH v2 3/7] drm/amdgpu: don't abuse current->group_leader Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Mailman-Approved-At: Mon, 26 Jan 2026 08:09:08 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" Cleanup and preparation to simplify the next changes. - Use current->tgid instead of current->group_leader->pid - Use get_task_pid(current, PIDTYPE_TGID) instead of get_task_pid(current->group_leader, PIDTYPE_PID) Signed-off-by: Oleg Nesterov Acked-by: Felix Kuehling --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index b1c24c8fa686..df22b54ba346 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1421,7 +1421,7 @@ static int init_kfd_vm(struct amdgpu_vm *vm, void **process_info, goto create_evict_fence_fail; } - info->pid = get_task_pid(current->group_leader, PIDTYPE_PID); + info->pid = get_task_pid(current, PIDTYPE_TGID); INIT_DELAYED_WORK(&info->restore_userptr_work, amdgpu_amdkfd_restore_userptr_worker); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index a67285118c37..a0f8ba382b9e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2554,7 +2554,7 @@ void amdgpu_vm_set_task_info(struct amdgpu_vm *vm) if (current->group_leader->mm != current->mm) return; - vm->task_info->tgid = current->group_leader->pid; + vm->task_info->tgid = current->tgid; get_task_comm(vm->task_info->process_name, current->group_leader); } -- 2.52.0