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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 27/06/2022 17:50, Sudeep Holla wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > The cacheinfo is now initialised early along with the CPU topology > initialisation. Instead of relying on the LLC ID information parsed > separately only with ACPI PPTT elsewhere, migrate to use the similar > information from the cacheinfo. > > This is generic for both DT and ACPI systems. The ACPI LLC ID information > parsed separately can now be removed from arch specific code. Hey Sudeep, I bisected broken boot on PolarFire SoC to this patch in next-20220629 :/ I suspect the issue is a missing "next-level-cache" in the the dt: arch/riscv/boot/dts/microchip/mpfs.dtsi Adding next-level-cache = <&cctrllr> fixes the boot. Not sure what the resolution here is, old devicetrees are meant to keep booting, right? Thanks, Conor. > > Link: https://lore.kernel.org/r/20220621192034.3332546-10-sudeep.holla@arm.com btw, why is this link in the patch? Why is a link to v4 relevant? Links to both v4 and v5 exist in your for-linux-next branch. Log: git bisect start # bad: [c4ef528bd006febc7de444d9775b28706d924f78] Add linux-next specific files for 20220629 git bisect bad c4ef528bd006febc7de444d9775b28706d924f78 # good: [b13baccc3850ca8b8cccbf8ed9912dbaa0fdf7f3] Linux 5.19-rc2 git bisect good b13baccc3850ca8b8cccbf8ed9912dbaa0fdf7f3 # bad: [95c758a8899c4e8825a35a62a6f31667991217f9] Merge branch 'drm-next' of git://git.freedesktop.org/git/drm/drm.git git bisect bad 95c758a8899c4e8825a35a62a6f31667991217f9 # bad: [5cbb9aeefe0070b627cd5c5528e6e63701561d57] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git git bisect bad 5cbb9aeefe0070b627cd5c5528e6e63701561d57 # good: [2e6556bae3e453cf27f3fb9c6144080e2a61707e] Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm.git git bisect good 2e6556bae3e453cf27f3fb9c6144080e2a61707e # good: [17efe76af33f6af09a821acce2e2e4e84819d381] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git git bisect good 17efe76af33f6af09a821acce2e2e4e84819d381 # good: [5aeeaf40d31288e8efa6ff2cbd952b13de077aa9] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git git bisect good 5aeeaf40d31288e8efa6ff2cbd952b13de077aa9 # bad: [f64dfa36b325d107d8aca9727410343bd86d37dc] Merge branch 'stm32-next' of git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git git bisect bad f64dfa36b325d107d8aca9727410343bd86d37dc # good: [89459a2aef8832f044c8fbbec54b46cec05156c8] Merge branch 'next/dt' into for-next git bisect good 89459a2aef8832f044c8fbbec54b46cec05156c8 # bad: [24cdefc96973ff1a1f6702470ad91ab019e5fedd] Merge branch 'arch_topology' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into for-linux-next git bisect bad 24cdefc96973ff1a1f6702470ad91ab019e5fedd # bad: [0d71f236f0a1067aba7660d056a9061b5877bf52] arch_topology: Avoid parsing through all the CPUs once a outlier CPU is found git bisect bad 0d71f236f0a1067aba7660d056a9061b5877bf52 # good: [be6ab2e822888b8d9983d670fdabc09d753fd24f] cacheinfo: Use cache identifiers to check if the caches are shared if available git bisect good be6ab2e822888b8d9983d670fdabc09d753fd24f # bad: [854a3115f9ec0b889015c6854fbc0c1d69a46e4a] arm64: topology: Remove redundant setting of llc_id in CPU topology git bisect bad 854a3115f9ec0b889015c6854fbc0c1d69a46e4a # bad: [3b23bb2573e65b11be8f4b89023296dee7f06c0b] arch_topology: Use the last level cache information from the cacheinfo git bisect bad 3b23bb2573e65b11be8f4b89023296dee7f06c0b # good: [2f7b757eb69df296554bd39b0b2b2f4da678c736] arch_topology: Add support to parse and detect cache attributes git bisect good 2f7b757eb69df296554bd39b0b2b2f4da678c736 # first bad commit: [3b23bb2573e65b11be8f4b89023296dee7f06c0b] arch_topology: Use the last level cache information from the cacheinfo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel