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Mon, 05 Jan 2026 05:05:33 -0800 (PST) X-Google-Smtp-Source: AGHT+IGfJ35pQicqQxvlPnXhffYEueekmedaX9gRCfm9VbqtSrduD7dk8BlkO3qiI9eX3HsabS60XA== X-Received: by 2002:a05:622a:1248:b0:4ec:ef62:8c81 with SMTP id d75a77b69052e-4f4abd8c6bdmr618703671cf.47.1767618333337; Mon, 05 Jan 2026 05:05:33 -0800 (PST) Received: from [192.168.1.29] ([178.197.218.229]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47d6be7773dsm58741995e9.8.2026.01.05.05.05.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 05 Jan 2026 05:05:32 -0800 (PST) Message-ID: <3ca74ed7-fe54-4ddd-b0ab-5f9eb56e6a09@oss.qualcomm.com> Date: Mon, 5 Jan 2026 14:05:30 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/3] ata: ahci-dwc: Simplify with scoped for each OF child loop To: Jonathan Cameron Cc: Damien Le Moal , Niklas Cassel , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev References: <20260102125040.65256-4-krzysztof.kozlowski@oss.qualcomm.com> <20260105105252.00003b5a@huawei.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzysztof.kozlowski@oss.qualcomm.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: ekdIrlRfq1k7dU4hw1-tG_PfMx-PXmCG X-Authority-Analysis: v=2.4 cv=DP6CIiNb c=1 sm=1 tr=0 ts=695bb71e cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=Eb9f15NH/cHKzfGOmZSO4Q==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=NwBXXhG94a3s30lnhPQA:9 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 X-Proofpoint-GUID: ekdIrlRfq1k7dU4hw1-tG_PfMx-PXmCG X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA1MDExNSBTYWx0ZWRfX1ljb1CK559j0 eychY5bTE0/1aE8IPcE/aRPvycG8M52ia+f3rTWyAgkqv7+mmZWsqotNxnzSfF/Y1yX1UBBOOjq yfKf9WaoNQvqv6k/eKKjVsB6ME7Pk/H+IEjKjuecY5hPuvTYlGLhiBTUd0rXIiQJ0Z91rlYAHXM jtnJJKiH23nxET1EZDcakKBBCiPCjgqVHiRyAdZI5RawzNRtm37TldS6LcfuD4Fv2x6OtJABGv+ +Th/oCPt0DOhpNzn5gvbX3XOF35uKArOBXEfJOrvCvIEyZpvvKTUtp5lqNewbrQHh/h4qy0XMHw hhUfS+/hFYnSnXoEy1Jd5RKVXqQk0xrZ+RJYmiibF5nqqA4Cc1AoS4463reGPEBjj9rTXIjMhuQ 8neODBwkyE8NMjZs5d0xdz+2wgZqP7+JtCB5xj2JCOr+soMCJJpkPJMDlCxjB0lIio7oEjAufoc jAtHz8Fcz6QYlWTlXhg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-05_01,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 malwarescore=0 phishscore=0 adultscore=0 spamscore=0 suspectscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601050115 On 05/01/2026 11:52, Jonathan Cameron wrote: > On Fri, 2 Jan 2026 13:50:41 +0100 > Krzysztof Kozlowski wrote: > >> Use scoped for-each loop when iterating over device nodes to make code a >> bit simpler. >> >> Signed-off-by: Krzysztof Kozlowski > > A whilst you are here suggestion inline to make it a bit simpler. > >> --- >> drivers/ata/ahci_dwc.c | 7 ++----- >> 1 file changed, 2 insertions(+), 5 deletions(-) >> >> diff --git a/drivers/ata/ahci_dwc.c b/drivers/ata/ahci_dwc.c >> index aec6d793f51a..bfd24772ee67 100644 >> --- a/drivers/ata/ahci_dwc.c >> +++ b/drivers/ata/ahci_dwc.c >> @@ -260,7 +260,6 @@ static void ahci_dwc_init_timer(struct ahci_host_priv *hpriv) >> static int ahci_dwc_init_dmacr(struct ahci_host_priv *hpriv) >> { >> struct ahci_dwc_host_priv *dpriv = hpriv->plat_data; >> - struct device_node *child; >> void __iomem *port_mmio; >> u32 port, dmacr, ts; >> >> @@ -271,14 +270,12 @@ static int ahci_dwc_init_dmacr(struct ahci_host_priv *hpriv) >> * the HBA global reset so we can freely initialize it once until the >> * next system reset. >> */ >> - for_each_child_of_node(dpriv->pdev->dev.of_node, child) { >> + for_each_child_of_node_scoped(dpriv->pdev->dev.of_node, child) { >> if (!of_device_is_available(child)) > > for_each_available_child_of_node_scoped()? Huh, indeed I did not notice it. Thanks! Best regards, Krzysztof