From: Stefan Hajnoczi <stefanha@gmail.com>
To: Blue Swirl <blauwirbel@gmail.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH 2/2] trace: avoid unnecessary recompilation if nothing changed
Date: Sun, 26 Sep 2010 17:15:36 +0100 [thread overview]
Message-ID: <AANLkTimkUjbCkr7beJ4tBaFTUqNrHpqSsXG7xWZ18WQQ@mail.gmail.com> (raw)
In-Reply-To: <AANLkTik--YoLr8OqDeYEcaxjmbsC6PM2aNbcXSKeHZE1@mail.gmail.com>
On Sun, Sep 26, 2010 at 10:05 AM, Blue Swirl <blauwirbel@gmail.com> wrote:
> Add logic to detect changes in generated files. If the old
> and new files are identical, don't touch the generated file.
> This avoids a lot of churn since many files depend on trace.h.
>
> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
> ---
> Makefile | 18 ++++++++++++++++--
> 1 files changed, 16 insertions(+), 2 deletions(-)
Looks good.
Stefan
next prev parent reply other threads:[~2010-09-26 16:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-26 9:05 [Qemu-devel] [PATCH 2/2] trace: avoid unnecessary recompilation if nothing changed Blue Swirl
2010-09-26 16:15 ` Stefan Hajnoczi [this message]
2010-09-27 8:32 ` Markus Armbruster
2010-09-27 9:51 ` [Qemu-devel] " Paolo Bonzini
2010-09-27 16:13 ` Blue Swirl
2010-09-27 16:16 ` Paolo Bonzini
2010-09-28 8:58 ` [Qemu-devel] " Markus Armbruster
2010-09-29 11:42 ` [Qemu-devel] " Paolo Bonzini
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