From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
linux-kernel@vger.kernel.org, Michal Marek <mmarek@suse.cz>,
Stephen Warren <swarren@nvidia.com>,
Grant Likely <grant.likely@secretlab.ca>,
linux-kbuild@vger.kernel.org
Subject: Re: [PATCH] Kbuild: Avoid DTB rebuilds if source files are untouched
Date: Tue, 9 Apr 2013 19:40:32 +0530 [thread overview]
Message-ID: <51642158.3070205@synopsys.com> (raw)
In-Reply-To: <515DBA0E.6000604@wwwdotorg.org>
On 04/04/2013 11:06 PM, Stephen Warren wrote:
> +.SECONDARY: $(obj)/%.dtb.S
> +
> $(obj)/%.dtb.S: $(obj)/%.dtb
> $(call cmd,dt_S_dtb)
>
> and no longer see make rm'ing the .dtb.S file. So, the .SECONDARY is
> behaving as expected, and should fix your problem.
Interestingly, if I make the file name explicit, .SECONDARY works for me too.
.SECONDARY: $(obj)/angel4.dtb.S
http://stackoverflow.com/questions/5426934/why-this-makefile-removes-my-goal
Is this a make bug or is it related to when the rule is parsed by make !
-Vineet
WARNING: multiple messages have this Message-ID (diff)
From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, Michal Marek <mmarek@suse.cz>,
Stephen Warren <swarren@nvidia.com>,
Grant Likely <grant.likely@secretlab.ca>,
<linux-kbuild@vger.kernel.org>
Subject: Re: [PATCH] Kbuild: Avoid DTB rebuilds if source files are untouched
Date: Tue, 9 Apr 2013 19:40:32 +0530 [thread overview]
Message-ID: <51642158.3070205@synopsys.com> (raw)
In-Reply-To: <515DBA0E.6000604@wwwdotorg.org>
On 04/04/2013 11:06 PM, Stephen Warren wrote:
> +.SECONDARY: $(obj)/%.dtb.S
> +
> $(obj)/%.dtb.S: $(obj)/%.dtb
> $(call cmd,dt_S_dtb)
>
> and no longer see make rm'ing the .dtb.S file. So, the .SECONDARY is
> behaving as expected, and should fix your problem.
Interestingly, if I make the file name explicit, .SECONDARY works for me too.
.SECONDARY: $(obj)/angel4.dtb.S
http://stackoverflow.com/questions/5426934/why-this-makefile-removes-my-goal
Is this a make bug or is it related to when the rule is parsed by make !
-Vineet
next prev parent reply other threads:[~2013-04-09 14:10 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-03 7:12 [PATCH] Kbuild: Avoid DTB rebuilds if source files are untouched Vineet Gupta
2013-04-03 7:12 ` Vineet Gupta
2013-04-03 7:14 ` Vineet Gupta
2013-04-03 7:14 ` Vineet Gupta
2013-04-03 16:18 ` Stephen Warren
2013-04-04 5:30 ` Vineet Gupta
2013-04-04 5:30 ` Vineet Gupta
2013-04-04 17:36 ` Stephen Warren
2013-04-09 13:37 ` Vineet Gupta
2013-04-09 13:37 ` Vineet Gupta
2013-04-09 14:10 ` Vineet Gupta [this message]
2013-04-09 14:10 ` Vineet Gupta
2013-04-12 7:40 ` Vineet Gupta
2013-04-12 7:40 ` Vineet Gupta
2013-04-12 21:52 ` Stephen Warren
2013-04-15 13:59 ` Vineet Gupta
2013-04-15 13:59 ` Vineet Gupta
2013-04-15 17:12 ` Stephen Warren
2013-04-16 15:53 ` James Hogan
2013-04-16 15:53 ` James Hogan
2013-04-16 16:02 ` James Hogan
2013-04-16 16:02 ` James Hogan
2013-04-17 4:15 ` Vineet Gupta
2013-04-17 4:15 ` Vineet Gupta
2013-04-17 4:13 ` Vineet Gupta
2013-04-17 4:13 ` Vineet Gupta
2013-04-17 9:13 ` James Hogan
2013-04-17 9:13 ` James Hogan
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