linux-kernel - Re: [PATCH] fs/devpts: always delete dcache dentry-s in dput()

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Message-ID: <20190124182032.GE2217@ZenIV.linux.org.uk>
Date:   Thu, 24 Jan 2019 18:20:32 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     vrd@...zon.com
Cc:     linux-kernel@...r.kernel.org,
        Nicolas Pernas Maradei <npernas@...zon.de>,
        Varad Gautam <vrd@...zon.de>,
        David Woodhouse <dwmw@...zon.co.uk>,
        Maximilian Heyne <mheyne@...zon.de>,
        Stefan Nuernberger <snu@...zon.de>, Amit Shah <aams@...zon.de>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Christian Brauner <christian.brauner@...ntu.com>,
        "Eric W . Biederman" <ebiederm@...ssion.com>,
        Matthew Wilcox <willy@...radead.org>,
        Eric Biggers <ebiggers@...gle.com>,
        "# 4 . 9+" <stable@...r.kernel.org>
Subject: Re: [PATCH] fs/devpts: always delete dcache dentry-s in dput()

On Thu, Jan 24, 2019 at 02:03:06PM +0100, vrd@...zon.com wrote:

> diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
> index c538145..553a3f3 100644
> --- a/fs/devpts/inode.c
> +++ b/fs/devpts/inode.c
> @@ -455,6 +455,7 @@ devpts_fill_super(struct super_block *s, void *data, int silent)
>  	s->s_blocksize_bits = 10;
>  	s->s_magic = DEVPTS_SUPER_MAGIC;
>  	s->s_op = &devpts_sops;
> +	s->s_d_op = &simple_dentry_operations;
>  	s->s_time_gran = 1;
>  
>  	error = -ENOMEM;

Applied.