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Date: Thu, 30 Jan 2025 09:48:37 +0100
From: Greg KH <gregkh@linuxfoundation.org>
To: Pali =?iso-8859-1?Q?Roh=E1r?= <pali@kernel.org>
Cc: stable@vger.kernel.org, Steve French <stfrench@microsoft.com>,
	Paulo Alcantara <pc@manguebit.com>
Subject: Re: Backport smb client fix for special files
Message-ID: <2025013029-qualifier-stopwatch-0547@gregkh>
References: <20250126150558.qybkjdcx3qbhmgcb@pali>
 <2025012647-implode-levitator-502a@gregkh>
 <20250126183424.oumzbwflyunn75uv@pali>
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In-Reply-To: <20250126183424.oumzbwflyunn75uv@pali>

On Sun, Jan 26, 2025 at 07:34:24PM +0100, Pali Rohár wrote:
> On Sunday 26 January 2025 17:17:25 Greg KH wrote:
> > On Sun, Jan 26, 2025 at 04:05:58PM +0100, Pali Rohár wrote:
> > > Hello,
> > > 
> > > I would like to propose backporting this commit to stable releases:
> > > https://git.kernel.org/torvalds/c/3681c74d342db75b0d641ba60de27bf73e16e66b
> > > smb: client: handle lack of EA support in smb2_query_path_info()
> > 
> > Doesn't that need to go into a release first?
> 
> Ou, it really is not released yet. I was just rebasing my branch on top
> of the Linus's master branch and somehow I thought that changes which
> "git rebase" dropped from my branch were already released.
> 
> So sure, first the change needs to be released and then it could be
> proposed for backporting.
> 
> > > It is fixing support for querying special files (fifo/socket/block/char)
> > > over SMB2+ servers which do not support extended attributes and reparse
> > > point at the same time on one inode, which applied for older Windows
> > > servers (pre-Win10).
> > > 
> > > I think that commit should have line:
> > > Fixes: ea41367b2a60 ("smb: client: introduce SMB2_OP_QUERY_WSL_EA")
> > > 
> > > Note that the mention commit depends on:
> > > ca4b2c460743 ("fs/smb/client: avoid querying SMB2_OP_QUERY_WSL_EA for SMB3 POSIX")
> > 
> > So what exactly should the series of commits be that we backport and to
> > what kernel tree(s)?
> 
> I would propose to backport these two commits (in this order):
> ca4b2c460743 ("fs/smb/client: avoid querying SMB2_OP_QUERY_WSL_EA for SMB3 POSIX")
> 3681c74d342d ("smb: client: handle lack of EA support in smb2_query_path_info()")
> 
> into all stable branches which already contain this commit:
> ea41367b2a60 ("smb: client: introduce SMB2_OP_QUERY_WSL_EA")
> 
> Hopefully it is clear now.

Yes, now queued up properly, thanks!

greg k-h