All of lore.kernel.org
 help / color / mirror / Atom feed
From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Alexander Sverdlin <alexander.sverdlin@nokia.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>,
	linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH] tools: Remove conflicting BITS_PER_LONG define
Date: Wed, 12 Sep 2018 16:21:29 -0300	[thread overview]
Message-ID: <20180912192129.GB13738@kernel.org> (raw)
In-Reply-To: <20180912190107.GA5502@redhat.com>

Em Wed, Sep 12, 2018 at 04:01:07PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Wed, Sep 12, 2018 at 07:02:32PM +0200, Alexander Sverdlin escreveu:
> >   CC       .../tools/objtool/builtin-check.o
> >   ...
> > In file included from .../tools/arch/x86/include/uapi/asm/bitsperlong.h:11:0,
> >                  from .../tools/include/asm-generic/bitops/__ffs.h:6,
> >                  from .../tools/include/asm-generic/bitops.h:16,
> >                  from .../tools/include/linux/bitops.h:35,
> >                  from .../tools/include/linux/hashtable.h:13,
> >                  from elf.h:24,
> >                  from check.h:22,
> >                  from builtin-check.c:30:
> > .../tools/include/asm-generic/bitsperlong.h:8:0: error: "BITS_PER_LONG" redefined [-Werror]
> >  #define BITS_PER_LONG (__CHAR_BIT__ * __SIZEOF_LONG__)
> > 
> > Include <asm/bitsperlong.h> instead as other headers do.
> 
> Please try test building all tools in tools/
> 
> This broke make -C tools/perf/

Also, where is the build of objtool failing?

[acme@jouet linux]$ git log --oneline -3
96eddb810b14 (HEAD -> master, torvalds/master) Merge tag 'riscv-for-linus-4.19-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/palmer/riscv-linux
aeb5427218a7 Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
5e335542de83 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
[acme@jouet linux]$ make -C tools/objtool/
make: Entering directory '/home/acme/git/linux/tools/objtool'
make -C /home/acme/git/linux/tools/build CFLAGS= LDFLAGS= fixdep
make[1]: Entering directory '/home/acme/git/linux/tools/build'
  HOSTCC   fixdep.o
  HOSTLD   fixdep-in.o
  LINK     fixdep
make[1]: Leaving directory '/home/acme/git/linux/tools/build'
make -C /home/acme/git/linux/tools/lib/subcmd/ OUTPUT=/home/acme/git/linux/tools/objtool/
make[1]: Entering directory '/home/acme/git/linux/tools/lib/subcmd'
make -C /home/acme/git/linux/tools/build CFLAGS= LDFLAGS= /home/acme/git/linux/tools/objtool/fixdep
  HOSTCC   /home/acme/git/linux/tools/objtool/fixdep.o
  HOSTLD   /home/acme/git/linux/tools/objtool/fixdep-in.o
  LINK     /home/acme/git/linux/tools/objtool/fixdep
  CC       /home/acme/git/linux/tools/objtool/exec-cmd.o
  CC       /home/acme/git/linux/tools/objtool/help.o
  CC       /home/acme/git/linux/tools/objtool/pager.o
  CC       /home/acme/git/linux/tools/objtool/parse-options.o
  CC       /home/acme/git/linux/tools/objtool/run-command.o
  CC       /home/acme/git/linux/tools/objtool/sigchain.o
  CC       /home/acme/git/linux/tools/objtool/subcmd-config.o
  LD       /home/acme/git/linux/tools/objtool/libsubcmd-in.o
  AR       /home/acme/git/linux/tools/objtool/libsubcmd.a
make[1]: Leaving directory '/home/acme/git/linux/tools/lib/subcmd'
make[1]: Entering directory '/home/acme/git/linux/tools/objtool'
make[2]: Entering directory '/home/acme/git/linux/tools/objtool'
  GEN      arch/x86/lib/inat-tables.c
  CC       arch/x86/decode.o
  LD       arch/x86/objtool-in.o
make[2]: Leaving directory '/home/acme/git/linux/tools/objtool'
  CC       builtin-check.o
  CC       builtin-orc.o
  CC       check.o
  CC       orc_gen.o
  CC       orc_dump.o
  CC       elf.o
  CC       special.o
  CC       objtool.o
  CC       libstring.o
  CC       str_error_r.o
  LD       objtool-in.o
make[1]: Leaving directory '/home/acme/git/linux/tools/objtool'
  LINK     objtool
make: Leaving directory '/home/acme/git/linux/tools/objtool'
[acme@jouet linux]$

Now building it without -C:

$ make -C tools/clean
[acme@jouet objtool]$ make
make -C /home/acme/git/linux/tools/build CFLAGS= LDFLAGS= fixdep
make[1]: Entering directory '/home/acme/git/linux/tools/build'
  HOSTCC   fixdep.o
  HOSTLD   fixdep-in.o
  LINK     fixdep
make[1]: Leaving directory '/home/acme/git/linux/tools/build'
make -C /home/acme/git/linux/tools/lib/subcmd/ OUTPUT=/home/acme/git/linux/tools/objtool/
make[1]: Entering directory '/home/acme/git/linux/tools/lib/subcmd'
make -C /home/acme/git/linux/tools/build CFLAGS= LDFLAGS= /home/acme/git/linux/tools/objtool/fixdep
  HOSTCC   /home/acme/git/linux/tools/objtool/fixdep.o
  HOSTLD   /home/acme/git/linux/tools/objtool/fixdep-in.o
  LINK     /home/acme/git/linux/tools/objtool/fixdep
  CC       /home/acme/git/linux/tools/objtool/exec-cmd.o
  CC       /home/acme/git/linux/tools/objtool/help.o
  CC       /home/acme/git/linux/tools/objtool/pager.o
  CC       /home/acme/git/linux/tools/objtool/parse-options.o
  CC       /home/acme/git/linux/tools/objtool/run-command.o
  CC       /home/acme/git/linux/tools/objtool/sigchain.o
  CC       /home/acme/git/linux/tools/objtool/subcmd-config.o
  LD       /home/acme/git/linux/tools/objtool/libsubcmd-in.o
  AR       /home/acme/git/linux/tools/objtool/libsubcmd.a
make[1]: Leaving directory '/home/acme/git/linux/tools/lib/subcmd'
make[1]: Entering directory '/home/acme/git/linux/tools/objtool'
make[2]: Entering directory '/home/acme/git/linux/tools/objtool'
  GEN      arch/x86/lib/inat-tables.c
  CC       arch/x86/decode.o
  LD       arch/x86/objtool-in.o
make[2]: Leaving directory '/home/acme/git/linux/tools/objtool'
  CC       builtin-check.o
  CC       builtin-orc.o
  CC       check.o
  CC       orc_gen.o
  CC       orc_dump.o
  CC       elf.o
  CC       special.o
  CC       objtool.o
  CC       libstring.o
  CC       str_error_r.o
  LD       objtool-in.o
make[1]: Leaving directory '/home/acme/git/linux/tools/objtool'
  LINK     objtool
[acme@jouet objtool]$


So where is the failure?

- Arnaldo

  reply	other threads:[~2018-09-12 19:21 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-12 17:02 [PATCH] tools: Remove conflicting BITS_PER_LONG define Alexander Sverdlin
2018-09-12 19:01 ` Arnaldo Carvalho de Melo
2018-09-12 19:21   ` Arnaldo Carvalho de Melo [this message]
2018-09-19 12:28     ` Alexander Sverdlin
2018-09-19 13:03       ` Arnaldo Carvalho de Melo
2018-09-19 15:25         ` Alexander Sverdlin
2018-09-24  8:33         ` Alexander Sverdlin
2018-09-19 12:16   ` Alexander Sverdlin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20180912192129.GB13738@kernel.org \
    --to=acme@kernel.org \
    --cc=acme@redhat.com \
    --cc=alexander.sverdlin@nokia.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=peterz@infradead.org \
    --cc=tglx@linutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.