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From: Stephen Hemminger <stephen@networkplumber.org>
To: Andre Muezerie <andremue@linux.microsoft.com>
Cc: dev@dpdk.org, honnappa.nagarahalli@arm.com, doug.foster@arm.com,
	david.marchand@redhat.com
Subject: Re: [PATCH v3] rcu: shift 64-bit constant to avoid implicit 32 to 64 bit conversion
Date: Fri, 15 Nov 2024 08:18:20 -0800	[thread overview]
Message-ID: <20241115081820.10c423f8@hermes.local> (raw)
In-Reply-To: <1731684330-5735-1-git-send-email-andremue@linux.microsoft.com>

On Fri, 15 Nov 2024 07:25:30 -0800
Andre Muezerie <andremue@linux.microsoft.com> wrote:

> From reading the code this is also a bugfix:
> (1 << id), where id = thread_id & 0x3f, was wrong when thread_id > 0x1f.

Since this seems to be a common anti-pattern in DPDK,
I wonder if coccinelle is smart enough to be able to make a script for these?

      reply	other threads:[~2024-11-15 16:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-12 22:02 [PATCH] " Andre Muezerie
2024-11-13  3:12 ` Honnappa Nagarahalli
2024-11-13  3:31 ` Morten Brørup
2024-11-13 16:23 ` [PATCH v2] " Andre Muezerie
2024-11-15 14:21   ` David Marchand
2024-11-15 14:45     ` Andre Muezerie
2024-11-15 15:25 ` [PATCH v3] " Andre Muezerie
2024-11-15 16:18   ` Stephen Hemminger [this message]

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