Re: [PATCH] fs: don't block i_writecount during exec

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On Fri, 31 May 2024 at 06:05, Christian Brauner <brauner@xxxxxxxxxx> wrote:
>
> Back in 2021 we already discussed removing deny_write_access() for
> executables. Back then I was hesistant because I thought that this might
> cause issues in userspace. But even back then I had started taking some
> notes on what could potentially depend on this and I didn't come up with
> a lot so I've changed my mind and I would like to try this.

Ack. Let's try it and see if anybody notices. Judging by past
performance, nobody will, but...

I still think we should strive to remove the underlying i_writecount
entirely, but yes, even if we're eventually able to do that, it should
be done in small steps, and this is the obvious first one.

            Linus




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