On Fri, Feb 02, 2018 at 09:08:20PM +0000, Alan Cox wrote: > On Fri, 2 Feb 2018 21:25:49 +0100 > Peter Zijlstra <pet...@infradead.org> wrote: > > > On Sat, Feb 03, 2018 at 04:00:35AM +0800, kbuild test robot wrote: > > > Hi Peter, > > > > > > I love your patch! Yet something to improve: > > > > Seriously? Bots have feelings? > > > > > [auto build test ERROR on asm-generic/master] > > > [also build test ERROR on v4.15 next-20180202] > > > [if your patch is applied to the wrong git tree, please drop us a note to > > > help improve the system] > > > > > > url: > > > https://github.com/0day-ci/linux/commits/Peter-Zijlstra/asm-generic-Disallow-no-op-mb-for-SMP-systems/20180203-000108 > > > base: > > > https://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic.git > > > master > > > config: m32r-usrv_defconfig (attached as .config) > > > compiler: m32r-linux-gcc (GCC) 7.2.0 > > > > Awesome, another broken architecture.. and this one is Orphaned :-( > > No maintainer to bug.. > > Renesas claim to still support the processor family so perhaps they can > provide a maintainer if you instead submit a patch to remove it from the > tree ;-)
There's an idea :-) > From the documentation however the processor only does explicit dual > issue instructions, and the SMP is cache coherent so I'm not convinced > there is a problem with it. Thanks for looking at that, got a link handy to said documentation? Does it really not have a store-buffer? Getting such details sorted was exactly the purpose of the patch, so in that regards its a success :-)