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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0F07ACA9EC7 for ; Wed, 30 Oct 2019 21:32:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C24162067D for ; Wed, 30 Oct 2019 21:32:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cKYc43k/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727175AbfJ3VcR (ORCPT ); Wed, 30 Oct 2019 17:32:17 -0400 Received: from mail-wm1-f49.google.com ([209.85.128.49]:36759 "EHLO mail-wm1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727046AbfJ3VcR (ORCPT ); Wed, 30 Oct 2019 17:32:17 -0400 Received: by mail-wm1-f49.google.com with SMTP id c22so3788309wmd.1 for ; Wed, 30 Oct 2019 14:32:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=kQcGM/AFNhj07R9Hx5bfDtCArlOgMmvHZZYlbVQDVRs=; b=cKYc43k/hrBvgUVd5YDSgXLVeIG2kV/iMstZsZkK6v/vwoxKFyj7fda+bNptM01O0L SRpmFFRRars2CfqgGdsHjlIpxhdTVZsR3i4AS68eC1hiPRCmFPYJb6rrd79zyAT8hSkE vOOlMUTUKwKSikuLDYbN/cyh1BAtOLqYAAPOePgsqAROqykW44m4mKsd+lZMJWW4sRLj 9704mOYJrMmPH1UiJC3LuZZChnv07kRa5+VZNsmYqK97g42HRFvYnnMhtzZQan9ydlTA FxYvIxBYpbEF0oF4st7Kw7NqV4eQxUwAcf3XlyHbl1oV83nI4WnZphNplFdkWEaR196X PkFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=kQcGM/AFNhj07R9Hx5bfDtCArlOgMmvHZZYlbVQDVRs=; b=U36IPbRD71+UBRC9IN6l8ssUzORoDsmBUAiYFdV7py4fXrGY5TEfEOcEdzHABDC/Kj VWoParXfi6dIV8MYr38ANaSuV8USxsxzwkQ/GDYV7SO6sxbWK5sgVl4cYHOsSaqd/m7c bSzYzMD/c69SMJMvpGR7inupmiEXR67gSU+HD6iQXWNzbDZELmbnFYcS5TJ70Eq53jkb S3nXcXT03yeVMLRypekMKp4hRFzrcHAc5B3CYAPWvfiGun57yzgPAVB8MNCxycfPwi4q wKl8ILbWCgv42pCvBMQyDp5lrDbmsqkCYYJ2Q+dFdaPouXpGtR26C02SFL4KXMLLJu+A ddqg== X-Gm-Message-State: APjAAAUJE/bys58SlqdQE293k7Rx+dMF7NueRZBSYAEVlnLbjtLIfqzM ky/fykwgiULSwWsN/u/c7DxmRlZW X-Google-Smtp-Source: APXvYqyHpvHC48rG/rOhRsgM3jmLgBlgp9kKS5Fdu9h8grvYGX/mNg5O9ATmTDGnVvYuCci8d8fvvQ== X-Received: by 2002:a1c:7704:: with SMTP id t4mr1431376wmi.4.1572471134536; Wed, 30 Oct 2019 14:32:14 -0700 (PDT) Received: from localhost.localdomain ([156.197.16.66]) by smtp.googlemail.com with ESMTPSA id z189sm1560542wmc.25.2019.10.30.14.32.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Oct 2019 14:32:13 -0700 (PDT) From: Ahmed Zaki To: linux-wireless@vger.kernel.org Cc: anzaki@gmail.com Subject: [PATCH 0/1] sta_info: fix insane values in iw sta dump "inactive time" Date: Wed, 30 Oct 2019 15:31:52 -0600 Message-Id: <20191030213153.3196-1-anzaki@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org While working on an IBSS network with ath10k-ct, the iw station dump shows insanly high values in the "inactive time". The values are clearly the initial jiifies of the system. Debugging showed that this happens when the ieee80211_sta_last_active is called while last_ack == 0. In this case, it returns zero and the inactive time shows the system jiffies. This continues until the jiffies wrap back to zero (about 5 minutes). Ahmed Zaki (1): sta_info: fix insane values in iw sta dump "inactive time" net/mac80211/sta_info.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -- 2.17.1