From: David Laight <David.Laight@ACULAB.COM>
To: 'Masahiro Yamada' <masahiroy@kernel.org>,
"linux-kbuild@vger.kernel.org" <linux-kbuild@vger.kernel.org>
Cc: Jessica Yu <jeyu@kernel.org>,
Michal Marek <michal.lkml@markovi.net>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH 09/29] kbuild: disallow multi-word in M= or KBUILD_EXTMOD
Date: Sun, 17 May 2020 12:33:13 +0000 [thread overview]
Message-ID: <fe378a92bba24164a4f901902ab06820@AcuMS.aculab.com> (raw)
In-Reply-To: <20200517094859.2376211-10-masahiroy@kernel.org>
From: Masahiro Yamada
> Sent: 17 May 2020 10:49
> $(firstword ...) in scripts/Makefile.modpost was added by commit
> 3f3fd3c05585 ("[PATCH] kbuild: allow multi-word $M in Makefile.modpost")
> to build multiple external module directories.
>
> This feature has been broken for a while. Remove the bitrotten code, and
> stop parsing if M or KBUILD_EXTMOD contains multiple words.
ISTR that one of the kernel documentation files says that it is possible
to build multiple modules together in order to avoid 'faffing' with
exported symbol lists.
So the docs need updating to match.
David
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Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
next prev parent reply other threads:[~2020-05-17 12:33 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-17 9:48 [PATCH 00/29] modpost: various fixes, cleanups, optimizations Masahiro Yamada
2020-05-17 9:48 ` [PATCH 01/29] modpost: drop RCS/CVS $Revision handling in MODULE_VERSION() Masahiro Yamada
2020-05-17 9:48 ` [PATCH 02/29] modpost: do not call get_modinfo() for vmlinux Masahiro Yamada
2020-05-17 9:48 ` [PATCH 03/29] modpost: add read_text_file() and get_line() helpers Masahiro Yamada
2020-05-19 10:21 ` Peter Zijlstra
2020-05-20 12:17 ` Masahiro Yamada
2020-05-20 12:29 ` Peter Zijlstra
2020-05-23 4:18 ` Masahiro Yamada
2020-05-17 9:48 ` [PATCH 04/29] modpost: fix potential mmap'ed file overrun in get_src_version() Masahiro Yamada
2020-05-17 9:48 ` [PATCH 05/29] modpost: re-add warning about missing *.mod file Masahiro Yamada
2020-05-17 9:48 ` [PATCH 06/29] modpost: avoid false-positive file open error Masahiro Yamada
2020-05-17 9:48 ` [PATCH 07/29] modpost: use read_text_file() and get_line() for reading text files Masahiro Yamada
2020-05-17 9:48 ` [PATCH 08/29] modpost: remove get_next_text() and make {grab,release_}file static Masahiro Yamada
2020-05-17 9:48 ` [PATCH 09/29] kbuild: disallow multi-word in M= or KBUILD_EXTMOD Masahiro Yamada
2020-05-17 12:33 ` David Laight [this message]
2020-05-21 3:57 ` Masahiro Yamada
2020-05-17 9:48 ` [PATCH 10/29] modpost: move -T option close to the modpost command Masahiro Yamada
2020-05-17 9:48 ` [PATCH 11/29] modpost: pass -N option only for modules modpost Masahiro Yamada
2020-05-17 9:48 ` [PATCH 12/29] modpost: move external module options Masahiro Yamada
2020-05-17 9:48 ` [PATCH 13/29] modpost: load KBUILD_EXTRA_SYMBOLS files in order Masahiro Yamada
2020-05-17 9:48 ` [PATCH 14/29] modpost: track if the symbol origin is a dump file or ELF object Masahiro Yamada
2020-05-17 9:48 ` [PATCH 15/29] modpost: allow to pass -i option multiple times remove -e option Masahiro Yamada
2020-05-17 9:48 ` [PATCH 16/29] modpost: rename ext_sym_list to dump_list Masahiro Yamada
2020-05-17 9:48 ` [PATCH 17/29] modpost: re-add -e to set external_module flag Masahiro Yamada
2020-05-17 9:48 ` [PATCH 18/29] modpost: show warning if vmlinux is not found when processing modules Masahiro Yamada
2020-05-17 9:48 ` [PATCH 19/29] modpost: show warning if it fails to read symbol dump file Masahiro Yamada
2020-05-17 9:48 ` [PATCH 20/29] modpost: generate vmlinux.symvers and reuse it for the second modpost Masahiro Yamada
2020-05-17 9:48 ` [PATCH 21/29] modpost: remove -s option Masahiro Yamada
2020-05-17 9:48 ` [PATCH 22/29] modpost: remove mod->is_dot_o struct member Masahiro Yamada
2020-05-17 9:48 ` [PATCH 23/29] modpost: remove is_vmlinux() call in check_for_{gpl_usage,unused}() Masahiro Yamada
2020-05-17 9:48 ` [PATCH 24/29] modpost: add mod->is_vmlinux struct member Masahiro Yamada
2020-05-17 9:48 ` [PATCH 25/29] modpost: remove mod->skip " Masahiro Yamada
2020-05-17 9:48 ` [PATCH 26/29] modpost: set have_vmlinux in new_module() Masahiro Yamada
2020-05-17 9:48 ` [PATCH 27/29] modpost: strip .o from modname before calling new_module() Masahiro Yamada
2020-05-17 9:48 ` [PATCH 28/29] modpost: remove is_vmlinux() helper Masahiro Yamada
2020-05-17 9:48 ` [PATCH 29/29] modpost: change elf_info->size to size_t Masahiro Yamada
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