From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Fri, 4 Jul 2014 09:24:42 +0100 Subject: arch/arm64/efi-stub.o rebuilding every time? In-Reply-To: <1404455777.3649.154.camel@mfleming-mobl1.ger.corp.intel.com> References: <20140703141342.GB14305@arm.com> <1404455777.3649.154.camel@mfleming-mobl1.ger.corp.intel.com> Message-ID: <20140704082442.GE23379@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Jul 04, 2014 at 07:36:17AM +0100, Matt Fleming wrote: > On Thu, 2014-07-03 at 16:16 +0200, Ard Biesheuvel wrote: > > On 3 July 2014 16:13, Will Deacon wrote: > > > Hi guys, > > > > > > If I build an arm64 kernel, then simply hit make again without changing > > > anything, I find that efi-stub.o is rebuilt every time (with an annoying > > > warning too, but I think you already know about that): > > > > > > > Yep, I had noticed that as well. The reason is that it depends on > > generated header files, which it shouldn't. There's already a patch > > queued in Matt Fleming's tree for this: > > https://git.kernel.org/cgit/linux/kernel/git/mfleming/efi.git/commit/?h=next&id=86b2eb8cdffda7eef07b1d6e5464491df1e86ee9 > > It sounds like that commit should actually be put into my 'urgent' > branch and sent to tip asap instead of being queued up for the next > merge window. > > Objections? Sounds good to me. You can also add my ack, if you like: Acked-by: Will Deacon Will