Re: [PATCH net-next] net: alacritech: Use u64_stats_t with u64_stats_sync properly

From: Jakub Kicinski

Date: Sun Jan 25 2026 - 18:23:33 EST


On Fri, 23 Jan 2026 02:51:07 +0800 David Yang wrote:
> On 64bit arches, struct u64_stats_sync is empty and provides no help
> against load/store tearing. Convert to u64_stats_t to ensure atomic
> operations.

Eric, could you comment if this matters? I expect David may send a
non-trivial number of these, I want to make sure we're making good
use of everyone's time here. 64b accesses are not torn on 64b arches,
and never used for control flow.