From: Tomas Szepe <szepe@pinerecords.com>
To: Keith Owens <kaos@ocs.com.au>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [patch] 2.4.19-pre8-ac2 kbuild 2.4 tmp_include_depends
Date: Sun, 12 May 2002 14:54:39 +0200 [thread overview]
Message-ID: <20020512125439.GE3749@louise.pinerecords.com> (raw)
In-Reply-To: <20020512103946.GB3749@louise.pinerecords.com> <22944.1021206179@ocs3.intra.ocs.com.au>
> [Keith Owens <kaos@ocs.com.au>, May-12 2002, Sun, 22:22 +1000]
> On Sun, 12 May 2002 12:39:46 +0200,
> Tomas Szepe <szepe@pinerecords.com> wrote:
> >> [Keith Owens <kaos@ocs.com.au>, May-12 2002, Sun, 20:11 +1000]
> >> Missed one occurrence of .tmp_include_depends. Edit Makefile, find
> >> $(patsubst %, _dir_%, $(SUBDIRS)) and change .tmp_include_depends to
> >> tmp_include_depends (no '.' at start).
> >>
> >> Corrected patch against 2.4.19-pre8-ac2.
> >
> >Great work, Keith!
> >"make modules_install" takes like 2 seconds w/ -ac now!
>
> That was not the aim (although I will accept the praise :). The patch
> ensures that cross directory header dependencies are done correctly on
> kbuild 2.4. Any speed up as a side effect of removing .hdepend from
> Rules.make is a bonus.
Now these are some side effects I like!
<cut>
2.4.19-pre8-ac1:
$ time make dep clean bzImage modules
...
real 6m22.176s
$ time su -c 'make modules_install'
...
real 0m6.963s
----
2.4.19-pre8-ac2 + patch-2.4.19-pre8-ac2-kbuildfix2:
$ time make dep clean bzImage modules
...
real 5m57.509s
$ time su -c 'make modules_install'
...
real 0m2.255s
<cut>
> kbuild mantra - correctness first, speed second.
Thumbs up!
T.
next prev parent reply other threads:[~2002-05-12 12:55 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-12 2:11 Keith Owens
2002-05-12 9:04 ` Axel H. Siebenwirth
2002-05-12 10:11 ` Keith Owens
2002-05-12 10:39 ` Tomas Szepe
2002-05-12 12:22 ` Keith Owens
2002-05-12 12:54 ` Tomas Szepe [this message]
2002-05-13 2:10 ` khromy
2002-05-13 2:13 ` Keith Owens
2002-05-12 11:31 Hugh
2002-05-12 11:50 ` Keith Owens
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