From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Rothwell Subject: Re: linux-next: build failure after merge of the akpm tree Date: Fri, 22 Jan 2016 13:40:45 +1100 Message-ID: <20160122134045.438cd9d9@canb.auug.org.au> References: <20151231232210.7ab890f1@canb.auug.org.au> <20160114151541.17e76d23@canb.auug.org.au> <20160115130527.c43357d0aef93d22380c6673@linux-foundation.org> <20160116100047.681e0e03@canb.auug.org.au> <20160115151401.03fe1a39ca397079407c2ca9@linux-foundation.org> <20160121073859.3a6c22a3@canb.auug.org.au> <20160122112442.75c07aac@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20160122112442.75c07aac@canb.auug.org.au> Sender: linux-kernel-owner@vger.kernel.org To: Takashi Iwai Cc: Vinod Koul , Andrew Morton , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Pierre-Louis Bossart List-Id: linux-next.vger.kernel.org Hi all, On Fri, 22 Jan 2016 11:24:42 +1100 Stephen Rothwell wrote: > > On Thu, 21 Jan 2016 07:38:59 +1100 Stephen Rothwell wrote: > > > > On Wed, 20 Jan 2016 15:09:47 +0100 Takashi Iwai wrote: > > > > > > On Sat, 16 Jan 2016 09:51:29 +0100, > > > Takashi Iwai wrote: > > > > > > > > There are a few ways to fix this, but all are not comfortable. > > > > > > > > A. Disable compress API for powerpc. > > > > This also affects alpha, mips and (maybe) sparc. > > This was exposed on PowerPC by commit bf76f73c5f65 ("powerpc: enable > UBSAN support") which is in Linus' tree as of this morning. The only > relevant change that made was in the compiler flags (I tested this by > building the file without that commit but with these new compiler flags: > > -fsanitize=shift -fsanitize=integer-divide-by-zero > -fsanitize=unreachable -fsanitize=vla-bound -fsanitize=null > -fsanitize=signed-integer-overflow -fsanitize=bounds > -fsanitize=object-size -fsanitize=returns-nonnull-attribute > -fsanitize=bool -fsanitize=enum -fsanitize=alignment > > The preprocessed file is the same in both cases, but with these flags > the compiler errors. So for now I have suppressed the error using the following patch (which I will keep in my fixes tree until some other fix is applied): From: Stephen Rothwell Date: Fri, 22 Jan 2016 13:24:57 +1100 Subject: [PATCH] next: suppress the building of all the sound codecs on PPC for now Signed-off-by: Stephen Rothwell --- sound/soc/codecs/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 50693c867e71..ee5f36b9c787 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -13,6 +13,7 @@ menu "CODEC drivers" config SND_SOC_ALL_CODECS tristate "Build all ASoC CODEC drivers" depends on COMPILE_TEST + depends on !PPC select SND_SOC_88PM860X if MFD_88PM860X select SND_SOC_L3 select SND_SOC_AB8500_CODEC if ABX500_CORE -- 2.6.4 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au