linux-kernel - Re: [GIT PULL] 9p update for 5.7

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Message-ID: <20200407063127.GA30642@nautica>
Date:   Tue, 7 Apr 2020 08:31:27 +0200
From:   Dominique Martinet <asmadeus@...ewreck.org>
To:     L29Ah <l29ah@...k.li>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        v9fs-developer@...ts.sourceforge.net
Subject: Re: [GIT PULL] 9p update for 5.7

L29Ah wrote on Tue, Apr 07, 2020:
> In fact i would prefer disabling the full reads unconditionally, but
> AFAIR some userspace programs might interpret a short read as EOF (and
> also would need to check the logic that motivated the kernel-side
> looping).

Willy is correct there we can't just do that, way too many applications
would break.

I think O_NONBLOCK on regular files is a good compromise, let's not go
overboard :)

-- 
Dominique