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a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=GoEa3M9JfhUA:10 a=VkNPw1HP01LnGYTKEx00:22 a=jiCTI4zE5U7BLdzWsZGv:22 a=EIcjfB9IiI4px24ztqRk:22 a=y48qp_fEp6yFt0aH7BsA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-ORIG-GUID: 0E9_ukf6Rf4IveoFr3Cq0oTCXBk70RBt X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDIxMDA3NyBTYWx0ZWRfX5ObmMYH/VRx5 8vEgnRJaDuxQ0KfKZFOcIyMTQuwwshph6NXwLZrtJCQUANGvqCVXGm90mrvtN6uFyrQRFK++TNb nv77poyiq/vBujUtGECEJJHu9gSsSNcV3vLWsvUNNyzhXW/s35RRJw+NWVzIBCkdG5IKCHXVP3E hf+/7Wrawdfs6/9Q5QxY4a/HgQmylBsuBw2XtDp0fIqi+RmZmn3CFIoY6PcE5iH/SDhagLBRJ6C BJmkxlUQYkHz1l4dfMRfpXIP5RYDdkNpZoHnOuDOz83wAHXMH5wAmLUPxOt1FGGs+7Sm4ThJuib MSgYSf2u3KxovNbIyulKneyc4X+pa95RODv5Ee2XKMTM35iGGM6Sure5pMyMAmqT8UCbWh5TYIk oYEsAM3sWJ9dGX7P2qMUg67EZPkVsiGGsyeFS+iiELnMAB0jlqp0viaIkGL92DIk8CLsV9VIGzE zC3E4XZNP54BsqcIs3g== X-Proofpoint-GUID: 0E9_ukf6Rf4IveoFr3Cq0oTCXBk70RBt On 20/04/2026 16:26, David Jeffery wrote: > This patchset allows the kernel to shutdown devices asynchronously and > unrelated async devices to be shut down in parallel to each other. > > Only devices which explicitly enable it are shut down asynchronously. The > default is for a device to be shut down from the synchronous shutdown loop. > > This can dramatically reduce system shutdown/reboot time on systems that > have multiple devices that take many seconds to shut down (like certain > NVMe drives). On one system tested, the shutdown time went from 11 minutes > without this patch to 55 seconds with the patch. And on another system from > 80 seconds to 11. > > Changes from V13: > > Remove duplicate flagging of async shutdown on scsi hosts/targets/devices Please mention the baseline or branch that we can apply this. I tried Linus' tree, but it did not apply. Thanks