linux-kernel - Re: [PATCH 09/11] vfs: factor out inode

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Message-ID: <20180610054902.GQ30522@ZenIV.linux.org.uk>
Date:   Sun, 10 Jun 2018 06:49:10 +0100
From:   Al Viro <viro@...IV.linux.org.uk>
To:     Miklos Szeredi <mszeredi@...hat.com>
Cc:     linux-unionfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 09/11] vfs: factor out inode_insert5()

On Tue, May 29, 2018 at 04:41:41PM +0200, Miklos Szeredi wrote:
> From: Miklos Szeredi <miklos@...redi.hu>
> 
> Split out common helper for race free insertion of an already allocated
> inode into the cache.  Use this from iget5_locked() and
> insert_inode_locked4().  Make iget5_locked() use new_inode()/iput() instead
> of alloc_inode()/destroy_inode() directly.

... thus hitting the sucker with ->evict_inode(), in condition that is quite
likely to be unfit to be seen by that.

NAK.