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Fri, 3 Jan 2025 13:21:11 -0500 (EST) Date: Fri, 3 Jan 2025 13:21:09 -0500 From: Leo Famulari To: kiasoc5 Cc: guix-devel@gnu.org Subject: Re: Linux 6.12 new preemption models Message-ID: References: <984fd7bf-40e2-4617-89e4-8fd488e47840@disroot.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <984fd7bf-40e2-4617-89e4-8fd488e47840@disroot.org> Received-SPF: pass client-ip=202.12.124.154; envelope-from=leo@famulari.name; helo=fhigh-b3-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN X-Migadu-Queue-Id: 7B7396DCC X-Migadu-Scanner: mx13.migadu.com X-Migadu-Spam-Score: 0.91 X-Spam-Score: 0.91 X-TUID: aQwPZcicmdXJ On Fri, Jan 03, 2025 at 01:15:42PM -0500, kiasoc5 wrote: > How about PREEMPT_DYNAMIC: > https://cateee.net/lkddb/web-lkddb/PREEMPT_DYNAMIC.html > > This enables changing between PREEMPT_NONE, PREEMPT_VOLUNTARY, and PREEMPT > at boot time. Then the only kernel that needs to be compiled separate is > PREEMPT_RT. Good suggestion! Turns out it's already enabled :)