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From: "Yann E. MORIN" <yann.morin.1998@free.fr>
To: Nevo Hed <nhed+buildroot@starry.com>,
	Romain Naour <romain.naour@gmail.com>,
	Peter Korsgaard <peter@korsgaard.com>
Cc: thomas.petazzoni@bootlin.com, buildroot@buildroot.org
Subject: Re: [Buildroot] [PATCH 1/1] core: Use of percent_defconfig seems to impact performance
Date: Sun, 22 Jan 2023 10:13:18 +0100	[thread overview]
Message-ID: <20230122091318.GG558596@scaer> (raw)
In-Reply-To: <20230121222752.GF558596@scaer>

Nevo, All,

On 2023-01-21 23:27 +0100, Yann E. MORIN spake thusly:
> On 2023-01-04 20:57 -0500, Nevo Hed via buildroot spake thusly:
> > Noticed a significant slowdown with rise of number of external trees
> > in our env.  This slowdown seemed to be related to invocations if the
> > percent_defconfig function (GNU Make 4.3).
> So, the following change:
> > -%_defconfig: $(BUILD_DIR)/buildroot-config/conf $(1)/configs/%_defconfig outputmakefile
> [--SNIP--]
> > +%_defconfig: $(BUILD_DIR)/buildroot-config/conf  outputmakefile
> broke the build when the output directory ends with _defconfig. For
> example:
>     Makefile:1015: *** "Can't find /some/path/meh_defconfig".  Stop.
[--SNIP--]
> So, I think we have two options:
>   1. quickly find a fix that is not totally hackish (but with Romain, we
>      could not find something trivial that worked)

Hopefully I've found a non-hackish fix:

    https://lore.kernel.org/buildroot/20230122090947.1369673-1-yann.morin.1998@free.fr/T/#u

Regards,
Yann E. MORIN.

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      reply	other threads:[~2023-01-22  9:13 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-05  1:57 [Buildroot] [PATCH v2 0/1] core: Use of percent_defconfig seems to impact performance Nevo Hed via buildroot
2023-01-05  1:57 ` [Buildroot] [PATCH 1/1] " Nevo Hed via buildroot
2023-01-07 20:15   ` Yann E. MORIN
2023-01-12 10:20     ` Peter Korsgaard
2023-01-21 22:27   ` Yann E. MORIN
2023-01-22  9:13     ` Yann E. MORIN [this message]

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