From: Borislav Petkov <bp@suse.de>
To: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>,
Ingo Molnar <mingo@redhat.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Bernd Edlinger <bernd.edlinger@hotmail.de>,
Sam Ravnborg <sam@ravnborg.org>,
Michal Marek <michal.lkml@markovi.net>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/3] kbuild: check the presence of lzo and lz4 tools when necessary
Date: Wed, 17 Oct 2018 11:47:11 +0200 [thread overview]
Message-ID: <20181017094711.GD22571@zn.tnic> (raw)
In-Reply-To: <CAK7LNARV5SPkuDkA0i85PoRzGmA3DoKX0WbSD9oEcpL6D8dQjg@mail.gmail.com>
On Wed, Oct 17, 2018 at 06:25:23PM +0900, Masahiro Yamada wrote:
> masahiro@pug:~/ref/linux$ git log --oneline | head -n 4
> 6cd6271 kbuild: check the presence of lzo and lz4 tools when necessary
> b72cfb7 objtool: move libelf check out of top Makefile
> e3061d8 kbuild: provide a new place to check necessary host tools
> b955a91 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
> masahiro@pug:~/ref/linux$ git clean -dqfx
> masahiro@pug:~/ref/linux$ cp ~/Downloads/config.lz4 .config
> masahiro@pug:~/ref/linux$ sudo mv /usr/bin/lz4c /usr/bin/lz4c.backup
> [sudo] password for masahiro:
> masahiro@pug:~/ref/linux$ make
> HOSTCC scripts/basic/fixdep
> HOSTCC scripts/kconfig/conf.o
> YACC scripts/kconfig/zconf.tab.c
> LEX scripts/kconfig/zconf.lex.c
> HOSTCC scripts/kconfig/zconf.tab.o
> HOSTLD scripts/kconfig/conf
> scripts/kconfig/conf --syncconfig Kconfig
> *
> * Restart config...
> *
> *
> * GCC plugins
> *
> GCC plugins (GCC_PLUGINS) [N/y/?] (NEW)
> *
> * lz4 tool not found. Please install it.
> *
> make[1]: *** [scripts/Makefile.toolcheck;46: check_lz4] Error 1
> Makefile:595: include/config/auto.conf: No such file or directory
> make: *** [Makefile;636: include/config/auto.conf] Error 2
> make: *** Deleting file 'include/config/auto.conf'
Ok, gotcha. The difference is the "make oldconfig" I do.
[boris@zn: ~/kernel/linux> git log --oneline | head -n 3
57ac85467970 kbuild: check the presence of lzo and lz4 tools when necessary
92a3b44ab988 objtool: move libelf check out of top Makefile
23b142c064a7 kbuild: provide a new place to check necessary host tools
[boris@zn: ~/kernel/linux> git clean -dqfx
[boris@zn: ~/kernel/linux> cp ~/tmp/config.lz4 .config
[boris@zn: ~/kernel/linux> make oldconfig
HOSTCC scripts/basic/fixdep
HOSTCC scripts/kconfig/conf.o
YACC scripts/kconfig/zconf.tab.c
LEX scripts/kconfig/zconf.lex.c
HOSTCC scripts/kconfig/zconf.tab.o
HOSTLD scripts/kconfig/conf
scripts/kconfig/conf --oldconfig Kconfig
#
# configuration written to .config
#
[boris@zn: ~/kernel/linux> make
SYSTBL arch/x86/include/generated/asm/syscalls_32.h
SYSHDR arch/x86/include/generated/asm/unistd_32_ia32.h
SYSHDR arch/x86/include/generated/asm/unistd_64_x32.h
SYSTBL arch/x86/include/generated/asm/syscalls_64.h
HYPERCALLS arch/x86/include/generated/asm/xen-hypercalls.h
SYSHDR arch/x86/include/generated/uapi/asm/unistd_32.h
SYSHDR arch/x86/include/generated/uapi/asm/unistd_64.h
SYSHDR arch/x86/include/generated/uapi/asm/unistd_x32.h
HOSTCC arch/x86/tools/relocs_32.o
HOSTCC arch/x86/tools/relocs_64.o
HOSTCC arch/x86/tools/relocs_common.o
HOSTLD arch/x86/tools/relocs
...
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
prev parent reply other threads:[~2018-10-17 17:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-16 9:10 [PATCH 0/3] kbuild: add scripts/Makefile.toolcheck to check necessary host tools Masahiro Yamada
2018-10-16 9:10 ` [PATCH 1/3] kbuild: provide a new place " Masahiro Yamada
2018-10-16 15:47 ` Sam Ravnborg
2018-10-16 9:10 ` [PATCH 2/3] objtool: move libelf check out of top Makefile Masahiro Yamada
2018-10-16 14:25 ` Josh Poimboeuf
2018-10-16 15:51 ` Masahiro Yamada
2018-10-16 16:15 ` Josh Poimboeuf
2018-10-19 6:04 ` Masahiro Yamada
2018-10-19 19:28 ` Josh Poimboeuf
2018-10-16 9:10 ` [PATCH 3/3] kbuild: check the presence of lzo and lz4 tools when necessary Masahiro Yamada
[not found] ` <20181016195420.GE27990@zn.tnic>
2018-10-17 8:59 ` Masahiro Yamada
2018-10-17 9:10 ` Borislav Petkov
2018-10-17 9:25 ` Masahiro Yamada
2018-10-17 9:47 ` Borislav Petkov [this message]
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