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Howlett" , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Ard Biesheuvel , Ilias Apalodimas , Saravana Kannan , Arnd Bergmann , Baoquan He , x86@kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, linux-mm@kvack.org, linux-efi@vger.kernel.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org Subject: Re: [PATCH 0/4] kho: rename "scratch" to "bootmem" Message-ID: <20260817145231.GA579285-robh@kernel.org> References: <20260811162642.3504565-1-pratyush@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Stat-Signature: e31yzq8fepoadgyq3abmwyspfcsdw3w6 X-Rspamd-Queue-Id: 532A380002 X-Rspam-User: X-Rspamd-Server: rspam12 X-HE-Tag: 1786978355-256616 X-HE-Meta: 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 i+lBG+oL FWK/ifPeNUgUzCrEwJJw135HEJDj5oi4nErOiYXhXqdnaKI/u5Vbnw4ilBFziss9xj+ePT2J9zHtxTjckDFkopwPort2FfqJEEtR/Oa3JRzX/S11W8Ub6Cq7vnaFxcF1a6w/RDK8VXwCXhXPBqeM2Cw+pH2y6npMmGneQljG8su7l9bS9qiB2t7nxj8PNgHdfHo+GdtkaprxXK6u/+0FPTXN/coTXqqUq/yHrVtn6u2dwHX8j/kibAiof80Ckitt7/eo4JuVoWH+XwdnR7Ww8UlSIhA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Aug 17, 2026 at 10:42:00AM -0400, Gregory Price wrote: > On Tue, Aug 11, 2026 at 06:26:36PM +0200, Pratyush Yadav wrote: > > From: "Pratyush Yadav (Google)" > > > > The term "KHO scratch" is vague and overloaded. It does not accurately > > describe what the memory is for. This was discussed previously at [0]. > > The conclusion was to rename "KHO scratch" to "KHO bootmem", since this > > is memory passed by the previous kernel for early boot allocations. > > > > This seems like a lot of churn to just rename some stuff, especially for > a term "scratch" which is very much understood to mean "temporary > working memory region" in common computing parlance. > > The boot param name change would also cause breakage for existing > systems that update and depend on the scratch parameter. > > Is there a non-verbiage reason to justify these changes? Living with > "scratch" seems better than potentially breaking folks. I don't think these are the first breaking changes. And if the changes are fine, then that means more breaking changes are fine, too. So why is this upstream at all until the design is settled? Rob