linux-kernel - Re: [PATCH v15 9/9] erofs: implement .fadvise for page cache share

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Message-ID: <20260116154654.GD21174@lst.de>
Date: Fri, 16 Jan 2026 16:46:54 +0100
From: Christoph Hellwig <hch@....de>
To: Hongbo Li <lihongbo22@...wei.com>
Cc: hsiangkao@...ux.alibaba.com, chao@...nel.org, brauner@...nel.org,
	djwong@...nel.org, amir73il@...il.com, hch@....de,
	linux-fsdevel@...r.kernel.org, linux-erofs@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v15 9/9] erofs: implement .fadvise for page cache share

On Fri, Jan 16, 2026 at 09:55:50AM +0000, Hongbo Li wrote:
> +static int erofs_ishare_fadvise(struct file *file, loff_t offset,
> +				      loff_t len, int advice)
> +{
> +	return vfs_fadvise((struct file *)file->private_data,
> +			   offset, len, advice);

No need to cast a void pointer.