From mboxrd@z Thu Jan  1 00:00:00 1970
From: Miklos Szeredi <mszeredi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH v7 5/7] fuse: Simplfiy the posix acl handling logic.
Date: Tue, 27 Feb 2018 10:00:25 +0100
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To: "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
Cc: Linux Containers <containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>, lkml <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Seth Forshee <seth.forshee-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Alban Crequy <alban-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org>, Sargun Dhillon <sargun-GaZTRHToo+CzQB+pC5nmwQ@public.gmane.org>, linux-fsdevel <linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
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On Tue, Feb 27, 2018 at 12:53 AM, Eric W. Biederman
<ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> wrote:
> Rename the fuse connection flag posix_acl to cached_posix_acl as that
> is what it actually means.  That fuse will cache and operate on the
> cached value of the posix acl.
>
> When fc->cached_posix_acl is not set, set ACL_DONT_CACHE on the inode
> so that get_acl and friends won't cache the acl values even if they
> are called.
>
> Replace forget_all_cached_acls with fuse_forget_cached_acls.  This
> wrapper only takes effect when cached_posix_acl is true to prevent
> losing the nocache or noxattr status in when posix acls are not
> cached.

Shouldn't forget_cached_acl() be taught about ACL_DONT_CACHE?  I think
it makes sense to generally not clear ACL_DONT_CACHE, since it's not
an actual acl value that needs forgetting.

Thanks,
Miklos