On Tue, Mar 07, 2023 at 06:13:22AM +0000, Conor Dooley wrote: > > > On 7 March 2023 05:06:16 GMT, Sunil V L <sunilvl@xxxxxxxxxxxxxxxx> wrote: > >On Mon, Mar 06, 2023 at 09:51:09PM +0000, Conor Dooley wrote: > >> Hey Sunil, > >> > >> On Fri, Mar 03, 2023 at 07:06:27PM +0530, Sunil V L wrote: > >> > This patch series enables the basic ACPI infrastructure for RISC-V. > >> > Supporting external interrupt controllers is in progress and hence it is > >> > tested using poll based HVC SBI console and RAM disk. > >> > > >> > The first patch in this series is one of the patch from Jisheng's > >> > series [1] which is not merged yet. This patch is required to support > >> > ACPI since efi_init() which gets called before sbi_init() can enable > >> > static branches and hits a panic. > >> > > >> > Patch 2 and 3 are ACPICA patches which are not merged into acpica yet > >> > but a PR is raised already. > >> > > >> > Below are two ECRs approved by ASWG. > >> > RINTC - https://drive.google.com/file/d/1R6k4MshhN3WTT-hwqAquu5nX6xSEqK2l/view > >> > RHCT - https://drive.google.com/file/d/1nP3nFiH4jkPMp6COOxP6123DCZKR-tia/view > >> > > >> > The series depends on Anup's IPI improvement series [2]. > >> > > >> > [1] https://lore.kernel.org/all/20220821140918.3613-1-jszhang@xxxxxxxxxx/ > >> > [2] https://lore.kernel.org/lkml/20230103141221.772261-7-apatel@xxxxxxxxxxxxxxxx/T/ > >> > >> Building a clang-15 allmodconfig (I didn't try gcc) with this series, and > >> Anup's IPI bits, results in a broken build, due to failings in cmpxchg: > >> > >> /stuff/linux/drivers/platform/surface/aggregator/controller.c:61:25: error: call to __compiletime_assert_335 declared with 'error' attribute: BUILD_BUG failed > >> while (unlikely((ret = cmpxchg(&c->value, old, new)) != old)) { > >> ^ > > I am able to build without any of these issues using clang-15. I am > > wondering whether the base is proper. I had rebased on top of the master > > and couple of patches from IPI series were already merged in the master. > > > > Do you mind verifying with my branch > > https://github.com/vlsunil/linux/commits/acpi_b1_us_review_ipi17_V3? > > I can check that later I suppose. That's broken too. > > Or if you could provide me your branch details, I can look further. > > 6.3-rc1, with both series applied, sans Anups applied patches. I've pushed my stuff here, but unlikely that it makes any odds since your branch experiences the same build issue. https://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git/ borked-acpi-surface My build commands are wrapped in a script, but it's an LLVM=1 allmodconfig run w/ clang-15(.0.7) etc. Chees, Conor.
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