From: Nathan Chancellor <nathan@kernel.org> To: Masahiro Yamada <masahiroy@kernel.org> Cc: Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Nick Desaulniers <ndesaulniers@google.com>, Nicolas Schier <nicolas@fjasle.eu>, Peter Zijlstra <peterz@infradead.org>, linux-modules <linux-modules@vger.kernel.org>, linux-s390 <linux-s390@vger.kernel.org>, linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, clang-built-linux <clang-built-linux@googlegroups.com>, Ard Biesheuvel <ardb@kernel.org>, Sami Tolvanen <samitolvanen@google.com> Subject: Re: [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h) Date: Mon, 9 May 2022 15:19:02 -0700 [thread overview] Message-ID: <YnmTVlo5JRqOGUPh@dev-arch.thelio-3990X> (raw) In-Reply-To: <CAK7LNAQtedww_RiemfTV7Ls=M01iKJhY14G3TiuAg=C3bvJjww@mail.gmail.com> [-- Attachment #1: Type: text/plain, Size: 2520 bytes --] [resending due to mailing list bounces from a large plain text attachment...] On Mon, May 09, 2022 at 01:24:33PM +0900, Masahiro Yamada wrote: > On Mon, May 9, 2022 at 4:09 AM Masahiro Yamada <masahiroy@kernel.org> wrote: > > > > This is the third batch of cleanups in this development cycle. > > > > Major changes in v4: > > - Move static EXPORT_SYMBOL check to a script > > - Some refactoring > > > > Major changes in v3: > > > > - Generate symbol CRCs as C code, and remove CONFIG_MODULE_REL_CRCS. > > > > Major changes in v2: > > > > - V1 did not work with CONFIG_MODULE_REL_CRCS. > > I fixed this for v2. > > > > - Reflect some review comments in v1 > > > > - Refactor the code more > > > > - Avoid too long argument error > > This series is available at > git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git > lto-cleanup-v4 Hi Masahiro, I checked this out and went to run it through my QEMU tests but I see two new errors. Failure #1: In file included from scripts/mod/section-check.c:3: scripts/mod/modpost.h:15:10: fatal error: 'elfconfig.h' file not found #include "elfconfig.h" ^~~~~~~~~~~~~ 1 error generated. I was able to get past that with diff --git a/scripts/mod/Makefile b/scripts/mod/Makefile index ca739c6c68a1..c33b83bfbcad 100644 --- a/scripts/mod/Makefile +++ b/scripts/mod/Makefile @@ -16,7 +16,7 @@ targets += $(devicetable-offsets-file) devicetable-offsets.s # dependencies on generated files need to be listed explicitly -$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o: $(obj)/elfconfig.h +$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o $(obj)/section-check.o: $(obj)/elfconfig.h $(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file) quiet_cmd_elfconfig = MKELF $@ Failure #2: GEN .version CHK include/generated/compile.h GEN .tmp_initcalls.lds LTO vmlinux.o OBJTOOL vmlinux.o MODPOST vmlinux.symvers MODINFO modules.builtin.modinfo GEN modules.builtin LD .tmp_vmlinux.btf ld.lld: error: cannot open .vmlinux.export.o: No such file or directory BTF .btf.vmlinux.bin.o pahole: .tmp_vmlinux.btf: No such file or directory CC .vmlinux.export.c LD .tmp_vmlinux.kallsyms1 ld.lld: error: .btf.vmlinux.bin.o: unknown file type make[1]: *** [Makefile:1159: vmlinux] Error 1 I was not really able to see what is going wrong here. Attached is the configuration that I ran into this with. If you need any other information, please let me know! Cheers, Nathan [-- Attachment #2: config.gz --] [-- Type: application/gzip, Size: 35483 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: Nathan Chancellor <nathan@kernel.org> To: Masahiro Yamada <masahiroy@kernel.org> Cc: linux-s390 <linux-s390@vger.kernel.org>, Nicolas Schier <nicolas@fjasle.eu>, Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>, Peter Zijlstra <peterz@infradead.org>, Nick Desaulniers <ndesaulniers@google.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, clang-built-linux <clang-built-linux@googlegroups.com>, Sami Tolvanen <samitolvanen@google.com>, linuxppc-dev <linuxppc-dev@lists.ozlabs.org>, Ard Biesheuvel <ardb@kernel.org>, linux-modules <linux-modules@vger.kernel.org> Subject: Re: [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h) Date: Mon, 9 May 2022 15:19:02 -0700 [thread overview] Message-ID: <YnmTVlo5JRqOGUPh@dev-arch.thelio-3990X> (raw) In-Reply-To: <CAK7LNAQtedww_RiemfTV7Ls=M01iKJhY14G3TiuAg=C3bvJjww@mail.gmail.com> [-- Attachment #1: Type: text/plain, Size: 2520 bytes --] [resending due to mailing list bounces from a large plain text attachment...] On Mon, May 09, 2022 at 01:24:33PM +0900, Masahiro Yamada wrote: > On Mon, May 9, 2022 at 4:09 AM Masahiro Yamada <masahiroy@kernel.org> wrote: > > > > This is the third batch of cleanups in this development cycle. > > > > Major changes in v4: > > - Move static EXPORT_SYMBOL check to a script > > - Some refactoring > > > > Major changes in v3: > > > > - Generate symbol CRCs as C code, and remove CONFIG_MODULE_REL_CRCS. > > > > Major changes in v2: > > > > - V1 did not work with CONFIG_MODULE_REL_CRCS. > > I fixed this for v2. > > > > - Reflect some review comments in v1 > > > > - Refactor the code more > > > > - Avoid too long argument error > > This series is available at > git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git > lto-cleanup-v4 Hi Masahiro, I checked this out and went to run it through my QEMU tests but I see two new errors. Failure #1: In file included from scripts/mod/section-check.c:3: scripts/mod/modpost.h:15:10: fatal error: 'elfconfig.h' file not found #include "elfconfig.h" ^~~~~~~~~~~~~ 1 error generated. I was able to get past that with diff --git a/scripts/mod/Makefile b/scripts/mod/Makefile index ca739c6c68a1..c33b83bfbcad 100644 --- a/scripts/mod/Makefile +++ b/scripts/mod/Makefile @@ -16,7 +16,7 @@ targets += $(devicetable-offsets-file) devicetable-offsets.s # dependencies on generated files need to be listed explicitly -$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o: $(obj)/elfconfig.h +$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o $(obj)/section-check.o: $(obj)/elfconfig.h $(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file) quiet_cmd_elfconfig = MKELF $@ Failure #2: GEN .version CHK include/generated/compile.h GEN .tmp_initcalls.lds LTO vmlinux.o OBJTOOL vmlinux.o MODPOST vmlinux.symvers MODINFO modules.builtin.modinfo GEN modules.builtin LD .tmp_vmlinux.btf ld.lld: error: cannot open .vmlinux.export.o: No such file or directory BTF .btf.vmlinux.bin.o pahole: .tmp_vmlinux.btf: No such file or directory CC .vmlinux.export.c LD .tmp_vmlinux.kallsyms1 ld.lld: error: .btf.vmlinux.bin.o: unknown file type make[1]: *** [Makefile:1159: vmlinux] Error 1 I was not really able to see what is going wrong here. Attached is the configuration that I ran into this with. If you need any other information, please let me know! Cheers, Nathan [-- Attachment #2: config.gz --] [-- Type: application/gzip, Size: 35483 bytes --]
next prev parent reply other threads:[~2022-05-09 22:19 UTC|newest] Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-08 19:06 [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h) Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 01/14] modpost: remove left-over cross_compile declaration Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 17:08 ` Nick Desaulniers 2022-05-09 17:08 ` Nick Desaulniers 2022-05-12 4:35 ` Masahiro Yamada 2022-05-12 4:35 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 02/14] modpost: change the license of EXPORT_SYMBOL to bool type Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-12 4:36 ` Masahiro Yamada 2022-05-12 4:36 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 03/14] modpost: split the section mismatch checks into section-check.c Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 17:19 ` Nick Desaulniers 2022-05-09 17:19 ` Nick Desaulniers 2022-05-10 6:55 ` Masahiro Yamada 2022-05-10 6:55 ` Masahiro Yamada 2022-05-11 18:47 ` Nick Desaulniers 2022-05-11 18:47 ` Nick Desaulniers 2022-05-11 19:27 ` Masahiro Yamada 2022-05-11 19:27 ` Masahiro Yamada 2022-05-11 19:51 ` Jeff Johnson 2022-05-11 19:51 ` Jeff Johnson 2022-05-11 20:01 ` Nick Desaulniers 2022-05-11 20:01 ` Nick Desaulniers 2022-05-08 19:06 ` [PATCH v4 04/14] modpost: add sym_find_with_module() helper Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 05/14] modpost: extract symbol versions from *.cmd files Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 21:52 ` Sami Tolvanen 2022-05-09 21:52 ` Sami Tolvanen 2022-05-08 19:06 ` [PATCH v4 06/14] kbuild: link symbol CRCs at final link, removing CONFIG_MODULE_REL_CRCS Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 17:50 ` Nick Desaulniers 2022-05-09 17:50 ` Nick Desaulniers 2022-05-10 13:03 ` Masahiro Yamada 2022-05-10 13:03 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 07/14] kbuild: stop merging *.symversions Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 08/14] genksyms: adjust the output format to modpost Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 09/14] kbuild: do not create *.prelink.o for Clang LTO or IBT Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 23:13 ` Sami Tolvanen 2022-05-09 23:13 ` Sami Tolvanen 2022-05-08 19:06 ` [PATCH v4 10/14] kbuild: check static EXPORT_SYMBOL* by script instead of modpost Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 18:05 ` Nick Desaulniers 2022-05-09 18:05 ` Nick Desaulniers 2022-05-10 13:53 ` Masahiro Yamada 2022-05-10 13:53 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 11/14] kbuild: make built-in.a rule robust against too long argument error Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 12/14] kbuild: make *.mod " Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 13/14] kbuild: add cmd_and_savecmd macro Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-08 19:06 ` [PATCH v4 14/14] kbuild: rebuild multi-object modules when objtool is updated Masahiro Yamada 2022-05-08 19:06 ` Masahiro Yamada 2022-05-09 4:24 ` [PATCH v4 00/14] kbuild: yet another series of cleanups (modpost, LTO, MODULE_REL_CRCS, export.h) Masahiro Yamada 2022-05-09 4:24 ` Masahiro Yamada 2022-05-09 22:13 ` Nathan Chancellor 2022-05-09 22:13 ` Nathan Chancellor 2022-05-10 6:55 ` Masahiro Yamada 2022-05-10 6:55 ` Masahiro Yamada 2022-05-09 22:19 ` Nathan Chancellor [this message] 2022-05-09 22:19 ` Nathan Chancellor
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