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From: "Gaël Blivet" <gael.blivet@gmail.com>
To: ChenXiaoSong <chenxiaosong@chenxiaosong.com>
Cc: Namjae Jeon <linkinjeon@kernel.org>, linux-cifs@vger.kernel.org
Subject: Re: [PATCH v2 4/6] ksmbd: defer CHANGE_NOTIFY completion instead of STATUS_NOT_IMPLEMENTED
Date: Fri, 10 Jul 2026 10:54:11 +0200	[thread overview]
Message-ID: <12AF7BDE-BF1C-40FA-81CD-93DD3AB666AC@gmail.com> (raw)
In-Reply-To: <c9a3fe37-c999-4d0d-8ee8-a34157c8a09e@chenxiaosong.com>

Hi ChenXiaoSong,

Makes sense, sorry for the misunderstanding. Could be cleaner, but doesn't wait_for_completion_interruptible() still block a worker thread from ksmbd_wq for as long as the watch stays open? 

Happy to help align the merged patch with your series once it's up.

> Le 10 juil. 2026 à 09:04, ChenXiaoSong <chenxiaosong@chenxiaosong.com> a écrit :
> 
> Would it be better to do it like the following?
> 
> ```
> int smb2_notify()
> {
>    setup_async_work(..., smb2_notify_cancel_fn, ...);
> 
>    smb2_send_interim_resp(work, STATUS_PENDING);
>    wait_for_completion_interruptible(); // woken up by smb2_notify_cancel_fn()
> 
>    if (work->state == KSMBD_WORK_CANCELLED) {
>        smb2_send_interim_resp(work, STATUS_CANCELLED);
>        work->send_no_response = 1;
>        goto out;
>    }
> 
>    // Add my implementation of notification events here.
> }



  reply	other threads:[~2026-07-10  8:54 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-09  0:06 [PATCH v2 0/6] ksmbd: add macOS Time Machine / AAPL SMB2 extension support Gaël Blivet-Bailly
2026-07-09  0:06 ` [PATCH v2 1/6] ksmbd: add Apple AAPL kAAPL_SERVER_QUERY create context support Gaël Blivet-Bailly
2026-07-09  0:06 ` [PATCH v2 2/6] ksmbd: synthesize empty AFP_AfpInfo xattr on first probe Gaël Blivet-Bailly
2026-07-09  0:06 ` [PATCH v2 3/6] ksmbd: send inline FinderInfo in FIND responses when READDIR_ATTR negotiated Gaël Blivet-Bailly
2026-07-09  0:06 ` [PATCH v2 4/6] ksmbd: defer CHANGE_NOTIFY completion instead of STATUS_NOT_IMPLEMENTED Gaël Blivet-Bailly
2026-07-09  7:03   ` ChenXiaoSong
2026-07-09  9:24   ` ChenXiaoSong
2026-07-10  5:59     ` Gaël Blivet
2026-07-10  6:48       ` ChenXiaoSong
2026-07-10  7:04         ` ChenXiaoSong
2026-07-10  8:54           ` Gaël Blivet [this message]
2026-07-10  9:15             ` ChenXiaoSong
2026-07-10 13:28               ` Gaël Blivet
2026-07-09  0:06 ` [PATCH v2 5/6] ksmbd: implement full-file copy for AAPL ChunkCount=0 COPYCHUNK Gaël Blivet-Bailly
2026-07-09  0:06 ` [PATCH v2 6/6] ksmbd: add AAPL READDIR_ATTR V2 support Gaël Blivet-Bailly
2026-07-09 13:15 ` [PATCH v2 0/6] ksmbd: add macOS Time Machine / AAPL SMB2 extension support Namjae Jeon

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