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From: Willy Tarreau <[email protected]>
To: "Paul E. McKenney" <[email protected]>
Cc: Ammar Faizi <[email protected]>,
	Alviro Iskandar Setiawan <[email protected]>,
	Linux Kernel Mailing List <[email protected]>,
	GNU/Weeb Mailing List <[email protected]>,
	Facebook Kernel Team <[email protected]>
Subject: Re: [PATCH v1 0/2] nolibc updates for Linux 5.20
Date: Fri, 20 May 2022 06:23:45 +0200	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On Fri, May 20, 2022 at 12:21:14AM +0700, Ammar Faizi wrote:
> Not much to do this time. Only small nolibc updates here. There are two
> patches in this series.
> 
> 1. Address Willy's comment about overflow checking in the multiplication
>    operation [1]. This patch supports overflow checking for older
>    compiler versions. Currently, we use `__builtin_mul_overflow()` that
>    doesn't exist in older compiler versions. Instead of using this
>    built-in, use a simple division to check for overflow in the `calloc()`
>    function.
> 
> 2. The compiler can warn us about wrong `printf` arguments. This patch
>    enables the warnings. Currently, only two functions use this attribute:
>    `printf` and `fprintf`.

Paul, in summary I'm perfectly fine with the whole series, you can take it.

Thanks!
Willy

      parent reply	other threads:[~2022-05-20  4:23 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-19 17:21 [PATCH v1 0/2] nolibc updates for Linux 5.20 Ammar Faizi
2022-05-19 17:21 ` [PATCH v1 1/2] tools/nolibc/stdlib: Support overflow checking for older compiler versions Ammar Faizi
2022-05-20  4:19   ` Willy Tarreau
2022-05-20 11:29   ` Alviro Iskandar Setiawan
2022-05-20 17:32     ` Paul E. McKenney
2022-05-19 17:21 ` [PATCH v1 2/2] tools/nolibc/stdio: Add format attribute to enable printf warnings Ammar Faizi
2022-05-20  4:21   ` Willy Tarreau
2022-05-20  4:23 ` Willy Tarreau [this message]

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