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From: Michal Marek <mmarek@suse.com>
To: Rabin Vincent <rabin@rab.in>
Cc: linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] kbuild: add shell cache
Date: Fri, 22 Jul 2016 13:56:03 +0200	[thread overview]
Message-ID: <579209D3.10300@suse.com> (raw)
In-Reply-To: <1467052107-26735-2-git-send-email-rabin@rab.in>

On 2016-06-27 20:28, Rabin Vincent wrote:
> Running make results in over 40 invocations of the compiler just during
> processing of the Makefile, before any actual rules are run.
> 
> To reduce this overhead, cache the results of $(shell) calls to the
> compiler.

How do you detect when the compiler gets updated?

Thanks,
Michal


      parent reply	other threads:[~2016-07-22 11:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-27 18:28 [PATCH 1/2] Makefile: evaluate LDFLAGS_BUILD_ID only once Rabin Vincent
2016-06-27 18:28 ` [PATCH 2/2] kbuild: add shell cache Rabin Vincent
2016-06-29 16:57   ` Jim Davis
2016-07-22 11:56   ` Michal Marek [this message]

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