From patchwork Mon May 10 04:14:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= X-Patchwork-Id: 1476053 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4Fdnp213sCz9vFL for ; Mon, 10 May 2021 14:17:30 +1000 (AEST) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Fdnp20jGNz3byT for ; Mon, 10 May 2021 14:17:30 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=209.85.218.53; helo=mail-ej1-f53.google.com; envelope-from=kswilczynski@gmail.com; receiver=) Received: from mail-ej1-f53.google.com (mail-ej1-f53.google.com [209.85.218.53]) (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 lists.ozlabs.org (Postfix) with ESMTPS id 4Fdnkh4k1Jz2yRX for ; Mon, 10 May 2021 14:14:36 +1000 (AEST) Received: by mail-ej1-f53.google.com with SMTP id zg3so22419687ejb.8 for ; Sun, 09 May 2021 21:14:36 -0700 (PDT) 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:mime-version:content-transfer-encoding; bh=JeL2FUARGxszhpfrtswg3uTFL3yp7K/KDjvHQpNvygA=; b=DtpcSq3IGqmYaKlteMoejIrdll9HC6LyBmELWzi2juTv9lNPEfjVobBX2XC/iP5kX/ dy7VLb44cIt0l7oPl/G6wFB+QC6Ya8NBK/jozOtTR6lGyD2u6uXr9aakjc4RQeVgb0uP Qut4R3gAsBR+cmCjVM6QcOREtEhJI1dsHysRnlgSqhI5i9zoRD9L0W72ugjkaqzQhFzc nvKQu6sWz8sCrgLEVQDBdB5FfGJ9/pUBZ3tdIt19qlxs+ZsNXNr9r46oXCh2ZV1mJe4l 08PetGTlQLalfBCWDwsJN4MlxEdi0wLpWXzw/8Kkr/Vsjbj13Hp00W2wsALn9j2Tx5/L EurQ== X-Gm-Message-State: AOAM533CPXRzYPDb3agaI6Fbitmos180XMsCOXoiC+f+5baAzPgyt59q ur5vG7L3jl2JufrUm5hEg90= X-Google-Smtp-Source: ABdhPJws1APHRRa1UWb9NsEgDv3LVgdap2nv9ZT1B1HRkR88aNny+SIIgzZqUzA5rUM83wj3tLM7tA== X-Received: by 2002:a17:907:62a7:: with SMTP id nd39mr23674832ejc.502.1620620074022; Sun, 09 May 2021 21:14:34 -0700 (PDT) Received: from workstation.lan ([95.155.85.46]) by smtp.gmail.com with ESMTPSA id e4sm8165006ejh.98.2021.05.09.21.14.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 May 2021 21:14:33 -0700 (PDT) From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: Bjorn Helgaas Subject: [PATCH 09/11] PCI: rpadlpar: Use sysfs_emit() and sysfs_emit_at() in "show" functions Date: Mon, 10 May 2021 04:14:22 +0000 Message-Id: <20210510041424.233565-9-kw@linux.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210510041424.233565-1-kw@linux.com> References: <20210510041424.233565-1-kw@linux.com> MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tyrel Datwyler , linux-pci@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Oliver O'Halloran , Paul Mackerras , Kurt Schwemmer , Logan Gunthorpe Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The sysfs_emit() and sysfs_emit_at() functions were introduced to make it less ambiguous which function is preferred when writing to the output buffer in a device attribute's "show" callback [1]. Convert the PCI sysfs object "show" functions from sprintf(), snprintf() and scnprintf() to sysfs_emit() and sysfs_emit_at() accordingly, as the latter is aware of the PAGE_SIZE buffer and correctly returns the number of bytes written into the buffer. No functional change intended. [1] Documentation/filesystems/sysfs.rst Related to: commit ad025f8e46f3 ("PCI/sysfs: Use sysfs_emit() and sysfs_emit_at() in "show" functions") Signed-off-by: Krzysztof Wilczyński --- drivers/pci/hotplug/rpadlpar_sysfs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pci/hotplug/rpadlpar_sysfs.c b/drivers/pci/hotplug/rpadlpar_sysfs.c index dbfa0b55d31a..068b7810a574 100644 --- a/drivers/pci/hotplug/rpadlpar_sysfs.c +++ b/drivers/pci/hotplug/rpadlpar_sysfs.c @@ -50,7 +50,7 @@ static ssize_t add_slot_store(struct kobject *kobj, struct kobj_attribute *attr, static ssize_t add_slot_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { - return sprintf(buf, "0\n"); + return sysfs_emit(buf, "0\n"); } static ssize_t remove_slot_store(struct kobject *kobj, @@ -80,7 +80,7 @@ static ssize_t remove_slot_store(struct kobject *kobj, static ssize_t remove_slot_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { - return sprintf(buf, "0\n"); + return sysfs_emit(buf, "0\n"); } static struct kobj_attribute add_slot_attr =