linux-kernel - Re: [PATCH v3 01/11] libnvdimm: Simplify nd_namespace

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Message-ID: <Z1I3lSpcnIIbc7S1@aschofie-mobl2.lan>
Date: Thu, 5 Dec 2024 15:30:29 -0800
From: Alison Schofield <alison.schofield@...el.com>
To: Zijun Hu <zijun_hu@...oud.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Uwe Kleine-König <ukleinek@...nel.org>,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	Thomas Weißschuh <thomas@...ch.de>,
	linux-kernel@...r.kernel.org, nvdimm@...ts.linux.dev,
	linux-sound@...r.kernel.org, sparclinux@...r.kernel.org,
	linux-block@...r.kernel.org, linux-cxl@...r.kernel.org,
	linux1394-devel@...ts.sourceforge.net, arm-scmi@...r.kernel.org,
	linux-efi@...r.kernel.org, linux-gpio@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, linux-mediatek@...ts.infradead.org,
	linux-hwmon@...r.kernel.org, linux-media@...r.kernel.org,
	linux-pwm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
	linux-scsi@...r.kernel.org, open-iscsi@...glegroups.com,
	linux-usb@...r.kernel.org, linux-serial@...r.kernel.org,
	netdev@...r.kernel.org, Zijun Hu <quic_zijuhu@...cinc.com>
Subject: Re: [PATCH v3 01/11] libnvdimm: Simplify nd_namespace_store()
 implementation

On Thu, Dec 05, 2024 at 08:10:10AM +0800, Zijun Hu wrote:
> From: Zijun Hu <quic_zijuhu@...cinc.com>

Hi Zihun,

Similar to my comment on Patch 10/11, this commit msg can be
explicit:

libnvdimm: Replace namespace_match() w device_find_child_by_name()

> 
> Simplify nd_namespace_store() implementation by  device_find_child_by_name()
                                                  ^using 

Otherwise you can add:
Reviewed-by: Alison Schofield <alison.schofield@...el.com>

> 
> Signed-off-by: Zijun Hu <quic_zijuhu@...cinc.com>
> ---
>  drivers/nvdimm/claim.c | 9 +--------
>  1 file changed, 1 insertion(+), 8 deletions(-)
> 
> diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c
> index 030dbde6b0882050c90fb8db106ec15b1baef7ca..9e84ab411564f9d5e7ceb687c6491562564552e3 100644
> --- a/drivers/nvdimm/claim.c
> +++ b/drivers/nvdimm/claim.c
> @@ -67,13 +67,6 @@ bool nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach,
>  	return claimed;
>  }
>  
> -static int namespace_match(struct device *dev, void *data)
> -{
> -	char *name = data;
> -
> -	return strcmp(name, dev_name(dev)) == 0;
> -}
> -
>  static bool is_idle(struct device *dev, struct nd_namespace_common *ndns)
>  {
>  	struct nd_region *nd_region = to_nd_region(dev->parent);
> @@ -168,7 +161,7 @@ ssize_t nd_namespace_store(struct device *dev,
>  		goto out;
>  	}
>  
> -	found = device_find_child(dev->parent, name, namespace_match);
> +	found = device_find_child_by_name(dev->parent, name);
>  	if (!found) {
>  		dev_dbg(dev, "'%s' not found under %s\n", name,
>  				dev_name(dev->parent));
> 
> -- 
> 2.34.1
> 
>