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=-8.8 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 1DB6AECDE44 for ; Mon, 29 Oct 2018 16:37:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7C4120657 for ; Mon, 29 Oct 2018 16:37:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="Euwd+xGS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7C4120657 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728244AbeJ3B1Q (ORCPT ); Mon, 29 Oct 2018 21:27:16 -0400 Received: from mail-it1-f193.google.com ([209.85.166.193]:52823 "EHLO mail-it1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727806AbeJ3B1Q (ORCPT ); Mon, 29 Oct 2018 21:27:16 -0400 Received: by mail-it1-f193.google.com with SMTP id r5-v6so8325745ith.2 for ; Mon, 29 Oct 2018 09:37:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Ibssz+RTYOgnABH8iblTDxiQJXKqVGK071Agvxpp/w8=; b=Euwd+xGSRZSC+Jh6OV9lsCHuG6H4fzJeU0B8PY06fsrW/ClKm3j1ZubHWn/hbqk+MX i9O7SucqpPAUU6rGYbR3uKT3JjhuS5fzzmycCZmcZNo59RLfAcvLQDChoU48oCaEm6g3 sNDmMCiAJPp4xKZzvupi6Zd5W11NpbFBnzQeNP+gIg46fSti73Qm2nENXuzAwE/HCJWm HIPaIiZAnm/JBHPN9+K88/zdPiR/BwsYmV3mmkrO3SVjY1soX1ooT4mTEvpkxs2+bnQv ChVrII9kfhvhl+IKVfmmeb3vt4M17tjvqH6/xVPDodP169qoLWGmSLPTvIB6jvp6hcjP cqYA== 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:in-reply-to :references; bh=Ibssz+RTYOgnABH8iblTDxiQJXKqVGK071Agvxpp/w8=; b=A08wpgfJ4IdkK0h1aXFPQ+O5hB+fHVKt765qSKpF7v+nZYKyx6bA/W/dB7fEXOzKYH oKm+nLzK6moUdxek5XF+Nn5O2Qii2It7bH0MJgZJS9CefYwXQZXTuJ6SIeFwUY6C8KfD bOzX24eXhgD2MXrvL9RgW8NqmuioFp+VmCJQeQEkGZjZhOOZAYH5UoldnSxT9pMqlyHD KqFMIQzuOd1r8Y/xzld+uuj3ydJY2sOStlLCnu/823USwYYD9i9nEUJ3kFbGL0dqaYea OEm6OHt9bkmsi/bCT5bDPfkLGN4NOgipGoZlR6a17SDRcP3s2PPnqcdHdNV4/Y2DS9nY w4aQ== X-Gm-Message-State: AGRZ1gJZZza/sI9COlZr0Kse9FG2gmx1oeFuuSvsF9BOoIRU6t9UIQma 3spVcfIod1SEnwX0ITNvPA/uaA== X-Google-Smtp-Source: AJdET5faGUrC0AwyueMFKr4H1ego6W+WoFGqiU8vFsgz6fuMjIPXRnSB/jMgScRdMdmN+lzkCuIJlA== X-Received: by 2002:a24:b341:: with SMTP id z1-v6mr11211615iti.62.1540831074546; Mon, 29 Oct 2018 09:37:54 -0700 (PDT) Received: from localhost.localdomain ([216.160.245.98]) by smtp.gmail.com with ESMTPSA id q15-v6sm3367019itc.38.2018.10.29.09.37.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Oct 2018 09:37:52 -0700 (PDT) From: Jens Axboe To: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jens Axboe Subject: [PATCH 06/14] blk-mq: add 'type' attribute to the sysfs hctx directory Date: Mon, 29 Oct 2018 10:37:30 -0600 Message-Id: <20181029163738.10172-7-axboe@kernel.dk> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181029163738.10172-1-axboe@kernel.dk> References: <20181029163738.10172-1-axboe@kernel.dk> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It can be useful for a user to verify what type a given hardware queue is, expose this information in sysfs. Reviewed-by: Hannes Reinecke Signed-off-by: Jens Axboe --- block/blk-mq-sysfs.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c index aafb44224c89..2d737f9e7ba7 100644 --- a/block/blk-mq-sysfs.c +++ b/block/blk-mq-sysfs.c @@ -161,6 +161,11 @@ static ssize_t blk_mq_hw_sysfs_cpus_show(struct blk_mq_hw_ctx *hctx, char *page) return ret; } +static ssize_t blk_mq_hw_sysfs_type_show(struct blk_mq_hw_ctx *hctx, char *page) +{ + return sprintf(page, "%u\n", hctx->type); +} + static struct attribute *default_ctx_attrs[] = { NULL, }; @@ -177,11 +182,16 @@ static struct blk_mq_hw_ctx_sysfs_entry blk_mq_hw_sysfs_cpus = { .attr = {.name = "cpu_list", .mode = 0444 }, .show = blk_mq_hw_sysfs_cpus_show, }; +static struct blk_mq_hw_ctx_sysfs_entry blk_mq_hw_sysfs_type = { + .attr = {.name = "type", .mode = 0444 }, + .show = blk_mq_hw_sysfs_type_show, +}; static struct attribute *default_hw_ctx_attrs[] = { &blk_mq_hw_sysfs_nr_tags.attr, &blk_mq_hw_sysfs_nr_reserved_tags.attr, &blk_mq_hw_sysfs_cpus.attr, + &blk_mq_hw_sysfs_type.attr, NULL, }; -- 2.17.1