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From: Masami Hiramatsu <mhiramat@kernel.org>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Borislav Petkov <bp@alien8.de>,
	LKML <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	stable@vger.kernel.org, Sasha Levin <sashal@kernel.org>
Subject: Re: [BUGFIX PATCH] tools: Let O= makes handle a relative path with -C option
Date: Fri, 6 Mar 2020 10:39:56 +0900	[thread overview]
Message-ID: <20200306103956.7376399c71428b7a527a4d38@kernel.org> (raw)
In-Reply-To: <5d572db0-c603-aef1-220f-b26f89ba947a@infradead.org>

On Thu, 5 Mar 2020 10:50:43 -0800
Randy Dunlap <rdunlap@infradead.org> wrote:

> On 3/4/20 10:03 PM, Masami Hiramatsu wrote:
> > When I compiled tools/bootconfig from top directory with
> > -C option, the O= option didn't work correctly if I passed
> > a relative path.
> > 
> >   $ make O=./builddir/ -C tools/bootconfig/
> >   make: Entering directory '/home/mhiramat/ksrc/linux/tools/bootconfig'
> >   ../scripts/Makefile.include:4: *** O=./builddir/ does not exist.  Stop.
> >   make: Leaving directory '/home/mhiramat/ksrc/linux/tools/bootconfig'
> > 
> > The O= directory existence check failed because the check
> > script ran in the build target directory instead of the
> > directory where I ran the make command.
> > 
> > To fix that, once change directory to $(PWD) and check O=
> > directory, since the PWD is set to where the make command
> > runs.
> > 
> > Fixes: c883122acc0d ("perf tools: Let O= makes handle relative paths")
> > Reported-by: Randy Dunlap <rdunlap@infradead.org>
> > Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
> 
> Hi Masami,
> 
> This patch doesn't fix anything AFAICT.
> Didn't help in my testing.
> 

Hmm, what happens on your case? Maybe PWD is not set?

Thank you,


> Thanks.
> 
> > ---
> >  tools/scripts/Makefile.include |    4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include
> > index ded7a950dc40..6d2f3a1b2249 100644
> > --- a/tools/scripts/Makefile.include
> > +++ b/tools/scripts/Makefile.include
> > @@ -1,8 +1,8 @@
> >  # SPDX-License-Identifier: GPL-2.0
> >  ifneq ($(O),)
> >  ifeq ($(origin O), command line)
> > -	dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),)
> > -	ABSOLUTE_O := $(shell cd $(O) ; pwd)
> > +	dummy := $(if $(shell cd $(PWD); test -d $(O) || echo $(O)),$(error O=$(O) does not exist),)
> > +	ABSOLUTE_O := $(shell cd $(PWD); cd $(O) ; pwd)
> >  	OUTPUT := $(ABSOLUTE_O)/$(if $(subdir),$(subdir)/)
> >  	COMMAND_O := O=$(ABSOLUTE_O)
> >  ifeq ($(objtree),)
> > 
> 
> 
> -- 
> ~Randy
> Reported-by: Randy Dunlap <rdunlap@infradead.org>


-- 
Masami Hiramatsu <mhiramat@kernel.org>

  reply	other threads:[~2020-03-06  1:40 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-03 11:24 [PATCH 0/2] tools/bootconfig: Add O= option and enhance error message Masami Hiramatsu
2020-03-03 11:24 ` [PATCH 1/2] bootconfig: Support O=<builddir> option Masami Hiramatsu
2020-03-04 23:04   ` Randy Dunlap
2020-03-05  2:05     ` Masami Hiramatsu
2020-03-05  3:17     ` Steven Rostedt
2020-03-05  4:52       ` Randy Dunlap
2020-03-05  6:03         ` [BUGFIX PATCH] tools: Let O= makes handle a relative path with -C option Masami Hiramatsu
2020-03-05 14:51           ` Greg KH
2020-03-05 18:50           ` Randy Dunlap
2020-03-06  1:39             ` Masami Hiramatsu [this message]
2020-03-06  5:17               ` Randy Dunlap
2020-03-06  7:52           ` Geert Uytterhoeven
2020-03-06 15:07             ` Masami Hiramatsu
2020-03-06 16:26               ` Randy Dunlap
2020-03-06 18:10                 ` Masami Hiramatsu
2020-03-06 18:26                   ` Randy Dunlap
2020-03-06 16:45             ` Steven Rostedt
2020-03-05  7:41         ` [PATCH 1/2] bootconfig: Support O=<builddir> option Geert Uytterhoeven
2020-03-05 18:51           ` Randy Dunlap
2020-03-03 11:24 ` [PATCH 2/2] tools/bootconfig: Show line and column in parse error Masami Hiramatsu

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