On 12/13/2024 4:16 AM, Johannes Berg wrote: > On Fri, 2024-12-13 at 17:41 +0530, Veerendranath Jakkam wrote: >> Update 6 GHz regulatory info subfield mask and Indoor AFC standard power >> type definitions to align with spec changes introduced in the Draft >> P802.11Revme_D4.2, Figure 9-896 and Table E-13. >> > > Huh. That seems like a change explicitly *designed* to break backward > compatibility? Should we accept the old value from older APs or so? > Otherwise we can't connect in some scenarios, I think? > > Or at least should we say here in the commit message or so why backward > compatibility was broken, and that it was for other clients that didn't > behave well or something but our code was already fine? > > Or am I completely confused about it? IEEE Drafts sometimes make non-backward-compatible changes. This change brings us up to date with the language in Draft 7.0 that was ratified and will be published as IEEE 802.11be-2024. So if anything breaks, it is because it hasn't been updated from the draft to the ratified standard. /jeff
