From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 038E92571 for ; Fri, 25 Aug 2023 16:27:09 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8538619A0 for ; Fri, 25 Aug 2023 09:27:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1692980827; 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:references:references; bh=C65PDvEXcsTG7PIa3FWZcNnBTNeabNjEFiPeIkAY0VQ=; b=hLlj3Jtnb820qHr8cndh0tj83HopvOZiQJHxcPzv6QeagoN50F6PD/+zJQmyi6hoWcPZF0 IiPRiILDVDL2XDL2yKuShsNB+iftcUO5Z/yXDXb7lxvffEw0OaHKieRR4punb8r1W0WGuj YRomriPUUhJQL5dm3InG/1STH2YVt0A= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-574-LyT7mH5rMpqg-ppyz34pSg-1; Fri, 25 Aug 2023 12:27:01 -0400 X-MC-Unique: LyT7mH5rMpqg-ppyz34pSg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1D09C8D40A1; Fri, 25 Aug 2023 16:27:01 +0000 (UTC) Received: from dhcp-27-174.brq.redhat.com (unknown [10.45.225.136]) by smtp.corp.redhat.com (Postfix) with SMTP id 0F29EC1602B; Fri, 25 Aug 2023 16:26:58 +0000 (UTC) Received: by dhcp-27-174.brq.redhat.com (nbSMTP-1.00) for uid 1000 oleg@redhat.com; Fri, 25 Aug 2023 18:26:14 +0200 (CEST) Date: Fri, 25 Aug 2023 18:26:11 +0200 From: Oleg Nesterov To: Daniel Borkmann Cc: Yonghong Song , Kui-Feng Lee , Andrii Nakryiko , "Eric W. Biederman" , Martin KaFai Lau , bpf@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH V2] bpf: task_group_seq_get_next: cleanup the usage of get/put_task_struct Message-ID: <20230825162611.GA10654@redhat.com> References: <20230821150909.GA2431@redhat.com> <20230822120549.GA22091@redhat.com> <05c66b19-d083-57df-b1ee-73035613df36@iogearbox.net> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <05c66b19-d083-57df-b1ee-73035613df36@iogearbox.net> User-Agent: Mutt/1.5.24 (2015-08-30) X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On 08/25, Daniel Borkmann wrote: > > Could you rebase this against bpf-next tree so this can run through our BPF > CI? Right now the CI cannot pick the patch up due to merge conflict [0]. > > Thanks, > Daniel > > [0] https://patchwork.kernel.org/project/netdevbpf/patch/20230822120549.GA22091@redhat.com/ The merge failed because this patch depends on [PATCH] bpf: task_group_seq_get_next: cleanup the usage of next_thread() in this thread. But please forget. I've sent the new series. It would be nice if you can test at least 1-5, the last 6/6 depends on [PATCH 1/2] introduce __next_thread(), fix next_tid() vs exec() race https://lore.kernel.org/all/20230824143142.GA31222@redhat.com/ which was not merged yet. Oleg.