From: Sabrina Dubroca <sd@queasysnail.net>
To: Ido Schimmel <idosch@nvidia.com>
Cc: David Yang <mmyangfl@gmail.com>,
netdev@vger.kernel.org, Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Nikolay Aleksandrov <razor@blackwall.org>,
Simon Horman <horms@kernel.org>, Mark Bloch <mbloch@nvidia.com>,
Petr Machata <petrm@nvidia.com>,
Stanislav Fomichev <sdf@fomichev.me>,
Carolina Jubran <cjubran@nvidia.com>,
Breno Leitao <leitao@debian.org>,
Shigeru Yoshida <syoshida@redhat.com>,
linux-kernel@vger.kernel.org, bridge@lists.linux.dev
Subject: Re: [PATCH net-next 0/4] u64_stats: Introduce u64_stats_copy()
Date: Thu, 22 Jan 2026 12:02:32 +0100 [thread overview]
Message-ID: <aXIDyPMOvU1fEYDs@krikkit> (raw)
In-Reply-To: <20260122080043.GA547381@shredder>
2026-01-22, 10:00:43 +0200, Ido Schimmel wrote:
> On Wed, Jan 21, 2026 at 06:21:05PM +0100, Sabrina Dubroca wrote:
> > No direct instances using memcpy, but do we need to also full structs
> > copied within a u64_stats_fetch_begin/u64_stats_fetch_retry loop?
>
> My understanding is that we cannot rely on the compiler to perform the
> copy in any particular way. With the suggested helper it is at least
> clear how the copy is done.
Ok, thanks. So those (and a few more similar things in drivers/net)
should also be switched to this new helper.
--
Sabrina
prev parent reply other threads:[~2026-01-22 11:02 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-20 9:21 [PATCH net-next 0/4] u64_stats: Introduce u64_stats_copy() David Yang
2026-01-20 9:21 ` [PATCH net-next 1/4] " David Yang
2026-01-21 17:23 ` Sabrina Dubroca
2026-01-21 18:22 ` Yangfl
2026-01-22 11:20 ` Sabrina Dubroca
2026-01-22 15:13 ` Yangfl
2026-01-20 9:21 ` [PATCH net-next 2/4] net: bridge: mcast: fix memcpy with u64_stats David Yang
2026-01-20 9:21 ` [PATCH net-next 3/4] macsec: " David Yang
2026-01-20 9:21 ` [PATCH net-next 4/4] vxlan: vnifilter: " David Yang
2026-01-21 11:16 ` [PATCH net-next 0/4] u64_stats: Introduce u64_stats_copy() Ido Schimmel
2026-01-21 17:21 ` Sabrina Dubroca
2026-01-22 8:00 ` Ido Schimmel
2026-01-22 11:02 ` Sabrina Dubroca [this message]
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