netdev - Re: [PATCH v2 net] af_unix: Support POLLPRI for OOB.

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Message-ID: <20220315105831.77681-1-kuniyu@amazon.co.jp>
Date:   Tue, 15 Mar 2022 19:58:31 +0900
From:   Kuniyuki Iwashima <kuniyu@...zon.co.jp>
To:     <kuniyu@...zon.co.jp>
CC:     <Rao.Shoaib@...cle.com>, <davem@...emloft.net>,
        <edumazet@...gle.com>, <kuba@...nel.org>, <kuni1840@...il.com>,
        <netdev@...r.kernel.org>
Subject: Re: [PATCH v2 net] af_unix: Support POLLPRI for OOB.

From:   Kuniyuki Iwashima <kuniyu@...zon.co.jp>
Date:   Tue, 15 Mar 2022 14:48:01 +0900
> The commit 314001f0bf92 ("af_unix: Add OOB support") introduced OOB for
> AF_UNIX, but it lacks some changes for POLLPRI.  Let's add the missing
> piece.
> 
> In the selftest, normal datagrams are sent followed by OOB data, so this
> commit replaces `POLLIN|POLLPRI` with just `POLLPRI` in the first test
> case.
> 
> v2:
>   - Add READ_ONCE() to avoid a race reported by KCSAN (Eric)
>   - Add IS_ENABLED(CONFIG_AF_UNIX_OOB) (Shoaib)
> 
> v1:
> https://lore.kernel.org/netdev/20220314052110.53634-1-kuniyu@amazon.co.jp/
> 
> Fixes: 314001f0bf92 ("af_unix: Add OOB support")
> Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.co.jp>

Please ignore this version, I'm sorry for distraction.

I will post v3 later with proper annotations.
https://lore.kernel.org/netdev/20220315105246.77468-1-kuniyu@amazon.co.jp/

Best regards,
Kuniyuki