From: Borislav Petkov <bp@alien8.de> To: "Yann E. MORIN" <yann.morin.1998@free.fr> Cc: Andrew Morton <akpm@linux-foundation.org>, "H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@kernel.org>, Kyungsik Lee <kyungsik.lee@lge.com>, Michal Marek <mmarek@suse.cz>, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, x86@kernel.org, celinux-dev@lists.celinuxforum.org, linux-arm-kernel@lists.infradead.org, hyojun.im@lge.com, chan.jeong@lge.com, raphael.andy.lee@gmail.com, Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>, Russell King <rmk@arm.linux.org.uk>, Florian Fainelli <florian@openwrt.org>, Yann Collet <yann.collet.73@gmail.com>, Chanho Min <chanho.min@lge.com> Subject: Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format Date: Tue, 16 Jul 2013 11:22:42 +0200 [thread overview] Message-ID: <20130716092242.GD4402@pd.tnic> (raw) In-Reply-To: <201307161112.17901.yann.morin.1998@free.fr> On Tue, Jul 16, 2013 at 11:12:17AM +0200, Yann E. MORIN wrote: > The goal is to avoid generating a non-buildable kernel in the first place. I know, that's why I'm proposing to fail the build with the script run as one of the first things by make. > > I.e., those steps: > > 1. make <whatever>config > > 2. make => A prereq. target runs the shell script. > > This is too late, since this will bail out, and will give a false-positive > failure. Huh? This will tell you: "you've selected X, but I don't have toolX needed for the build". You install the tool and run make again. Checks pass, the build continues. > While if we were to check for _known_ needed tools before calling into > Kconfig, How would you do that? How do you know what the user is going to select *before* she even selects it? You need to have a prepared .config to act upon. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --
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From: bp@alien8.de (Borislav Petkov) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format Date: Tue, 16 Jul 2013 11:22:42 +0200 [thread overview] Message-ID: <20130716092242.GD4402@pd.tnic> (raw) In-Reply-To: <201307161112.17901.yann.morin.1998@free.fr> On Tue, Jul 16, 2013 at 11:12:17AM +0200, Yann E. MORIN wrote: > The goal is to avoid generating a non-buildable kernel in the first place. I know, that's why I'm proposing to fail the build with the script run as one of the first things by make. > > I.e., those steps: > > 1. make <whatever>config > > 2. make => A prereq. target runs the shell script. > > This is too late, since this will bail out, and will give a false-positive > failure. Huh? This will tell you: "you've selected X, but I don't have toolX needed for the build". You install the tool and run make again. Checks pass, the build continues. > While if we were to check for _known_ needed tools before calling into > Kconfig, How would you do that? How do you know what the user is going to select *before* she even selects it? You need to have a prepared .config to act upon. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --
next prev parent reply other threads:[~2013-07-16 9:23 UTC|newest] Thread overview: 110+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-05-06 8:42 [PATCH -next 1/2] arm: Remove enforced Os flag for LZ4 decompressor Kyungsik Lee 2013-05-06 8:42 ` Kyungsik Lee 2013-05-06 8:42 ` [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format Kyungsik Lee 2013-05-06 8:42 ` Kyungsik Lee 2013-05-06 9:51 ` Borislav Petkov 2013-05-06 9:51 ` Borislav Petkov 2013-07-10 8:12 ` Geert Uytterhoeven 2013-07-10 8:12 ` Geert Uytterhoeven 2013-07-10 8:12 ` Geert Uytterhoeven 2013-07-10 9:36 ` Borislav Petkov 2013-07-10 9:36 ` Borislav Petkov 2013-07-10 9:36 ` Borislav Petkov 2013-07-10 18:28 ` Markus Trippelsdorf 2013-07-10 18:28 ` Markus Trippelsdorf 2013-07-10 18:28 ` Markus Trippelsdorf 2013-07-10 18:28 ` Markus Trippelsdorf 2013-07-10 20:01 ` Borislav Petkov 2013-07-10 20:01 ` Borislav Petkov 2013-07-10 20:01 ` Borislav Petkov 2013-07-10 20:01 ` Borislav Petkov 2013-07-11 4:34 ` Kyungsik Lee 2013-07-11 4:34 ` Kyungsik Lee 2013-07-11 4:34 ` Kyungsik Lee 2013-07-11 4:34 ` Kyungsik Lee 2013-07-11 9:46 ` [PATCH] .gitignore: ignore *.lz4 files Markus Trippelsdorf 2013-07-11 9:46 ` Markus Trippelsdorf 2013-07-11 9:46 ` Markus Trippelsdorf 2013-07-11 9:46 ` Markus Trippelsdorf 2013-07-12 7:56 ` [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format Ingo Molnar 2013-07-12 7:56 ` Ingo Molnar 2013-07-12 8:01 ` Borislav Petkov 2013-07-12 8:01 ` Borislav Petkov 2013-07-12 10:13 ` Ingo Molnar 2013-07-12 10:13 ` Ingo Molnar 2013-07-12 10:23 ` Borislav Petkov 2013-07-12 10:23 ` Borislav Petkov 2013-07-12 11:18 ` Andrew Morton 2013-07-12 11:18 ` Andrew Morton 2013-07-12 12:06 ` Ingo Molnar 2013-07-12 12:06 ` Ingo Molnar 2013-07-12 12:13 ` Borislav Petkov 2013-07-12 12:13 ` Borislav Petkov 2013-07-12 12:34 ` Florian Fainelli 2013-07-12 12:34 ` Florian Fainelli 2013-07-12 12:34 ` Florian Fainelli 2013-07-12 12:46 ` Borislav Petkov 2013-07-12 12:46 ` Borislav Petkov 2013-07-12 12:46 ` Borislav Petkov 2013-07-15 22:03 ` Andrew Morton 2013-07-15 22:03 ` Andrew Morton 2013-07-15 22:08 ` H. Peter Anvin 2013-07-15 22:08 ` H. Peter Anvin 2013-07-16 7:47 ` Andrew Morton 2013-07-16 7:47 ` Andrew Morton 2013-07-16 7:56 ` Andrew Morton 2013-07-16 7:56 ` Andrew Morton 2013-07-16 8:08 ` Yann E. MORIN 2013-07-16 8:08 ` Yann E. MORIN 2013-07-16 8:27 ` Andrew Morton 2013-07-16 8:27 ` Andrew Morton 2013-07-16 9:05 ` Borislav Petkov 2013-07-16 9:05 ` Borislav Petkov 2013-07-16 9:12 ` Yann E. MORIN 2013-07-16 9:12 ` Yann E. MORIN 2013-07-16 9:22 ` Borislav Petkov [this message] 2013-07-16 9:22 ` Borislav Petkov 2013-07-16 9:32 ` Yann E. MORIN 2013-07-16 9:32 ` Yann E. MORIN 2013-07-16 9:38 ` Borislav Petkov 2013-07-16 9:38 ` Borislav Petkov 2013-07-16 9:45 ` Yann E. MORIN 2013-07-16 9:45 ` Yann E. MORIN 2013-07-16 9:59 ` Borislav Petkov 2013-07-16 9:59 ` Borislav Petkov 2013-07-16 10:04 ` Florian Fainelli 2013-07-16 10:04 ` Florian Fainelli 2013-07-16 10:04 ` Florian Fainelli 2013-07-16 18:04 ` Sam Ravnborg 2013-07-16 18:04 ` Sam Ravnborg 2013-07-17 21:16 ` Sam Ravnborg 2013-07-17 21:16 ` Sam Ravnborg 2013-07-17 21:44 ` Borislav Petkov 2013-07-17 21:44 ` Borislav Petkov 2013-07-17 22:30 ` Yann E. MORIN 2013-07-17 22:30 ` Yann E. MORIN 2013-07-17 23:22 ` H. Peter Anvin 2013-07-17 23:22 ` H. Peter Anvin 2013-07-18 8:02 ` Geert Uytterhoeven 2013-07-18 8:02 ` Geert Uytterhoeven 2013-07-18 8:02 ` Geert Uytterhoeven 2013-07-18 7:22 ` Geert Uytterhoeven 2013-07-18 7:22 ` Geert Uytterhoeven 2013-07-18 7:22 ` Geert Uytterhoeven 2013-07-18 7:34 ` Andrew Morton 2013-07-18 7:34 ` Andrew Morton 2013-07-18 7:34 ` Andrew Morton 2013-07-18 7:47 ` Yann E. MORIN 2013-07-18 7:47 ` Yann E. MORIN 2013-07-18 7:47 ` Yann E. MORIN 2013-07-18 7:52 ` Andrew Morton 2013-07-18 7:52 ` Andrew Morton 2013-07-18 7:52 ` Andrew Morton 2013-07-18 20:47 ` Sam Ravnborg 2013-07-18 20:47 ` Sam Ravnborg 2013-07-16 9:13 ` Florian Fainelli 2013-07-16 9:13 ` Florian Fainelli 2013-07-16 9:13 ` Florian Fainelli 2013-07-16 9:25 ` Yann E. MORIN 2013-07-16 9:25 ` Yann E. MORIN 2013-07-16 9:25 ` Yann E. MORIN
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