From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3EC122F22; Fri, 11 Oct 2024 00:11:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728605516; cv=none; b=Du05WZVNxO5dmaVc5k2E67Ti4UF0ysYNIWkMRMXkAP/9M28cC4tXzg0BWAQNfag/8BMjUM+e1XY0kPgufKZeh0zoGq+ZfjmIaRqNHjCz7VRDzd9LpDn7hE2+WD3f2WR24jMmxJsYpjCvWKUomrAegAadpdWRMwcQw6O+tLqGIA8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728605516; c=relaxed/simple; bh=u6VX0nC/ytIr+G5bsWAwAr0AQyvwq0E4hRHOXjus8mg=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=W1vtZyHFCFCp8RO/v4d9k+DTapxfVjmTrugp4YPhLMwIwYww/zqCw1ofrd45L+M3RnoA8SgzfsQJS1z9O6IKdrBar8vpgkiZbfgtQnW6czUa6L/zBv1skjrq8nUNfZKYDL7GgkTNVBIymXD2cBlmReRJ9gnSBlf/HIujDcVSdcI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F66DC4CECD; Fri, 11 Oct 2024 00:11:52 +0000 (UTC) Date: Thu, 10 Oct 2024 20:12:00 -0400 From: Steven Rostedt To: kernel test robot Cc: LKML , Linux Trace Kernel , linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, "linux-arch@vger.kernel.org" , "x86@kernel.org" , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Masami Hiramatsu , Mathieu Desnoyers , Mark Rutland , Catalin Marinas , Will Deacon , Huacai Chen , WANG Xuerui , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner Subject: Re: [PATCH] ftrace: Make ftrace_regs abstract from direct use Message-ID: <20241010201200.729d4fcb@gandalf.local.home> In-Reply-To: <202410110707.uHvgl9S7-lkp@intel.com> References: <20241007204743.41314f1d@gandalf.local.home> <202410110707.uHvgl9S7-lkp@intel.com> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 11 Oct 2024 08:00:21 +0800 kernel test robot wrote: > Hi Steven, > > kernel test robot noticed the following build errors: Hmm, I wonder if we can not waste resources if a v2 version of a patch is sent out. Not sure when this was picked up, but I sent out an updated version with this fixed yesterday. https://lore.kernel.org/all/20241008230628.958778821@goodmis.org/ -- Steve > > [auto build test ERROR on next-20241004] > [cannot apply to s390/features arm64/for-next/core powerpc/next powerpc/fixes linus/master v6.12-rc2 v6.12-rc1 v6.11 v6.12-rc2] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Steven-Rostedt/ftrace-Make-ftrace_regs-abstract-from-direct-use/20241008-084930 > base: next-20241004 > patch link: https://lore.kernel.org/r/20241007204743.41314f1d%40gandalf.local.home > patch subject: [PATCH] ftrace: Make ftrace_regs abstract from direct use > config: um-allnoconfig (https://download.01.org/0day-ci/archive/20241011/202410110707.uHvgl9S7-lkp@intel.com/config) > compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241011/202410110707.uHvgl9S7-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202410110707.uHvgl9S7-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > In file included from kernel/time/time.c:31: > In file included from include/linux/timekeeper_internal.h:10: > In file included from include/linux/clocksource.h:22: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 548 | val = __raw_readb(PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' > 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) > | ^ > In file included from kernel/time/time.c:31: > In file included from include/linux/timekeeper_internal.h:10: > In file included from include/linux/clocksource.h:22: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' > 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) > | ^ > In file included from kernel/time/time.c:31: > In file included from include/linux/timekeeper_internal.h:10: > In file included from include/linux/clocksource.h:22: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 585 | __raw_writeb(value, PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 693 | readsb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 701 | readsw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 709 | readsl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 718 | writesb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 727 | writesw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 736 | writesl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > In file included from kernel/time/time.c:33: > In file included from include/linux/syscalls.h:93: > In file included from include/trace/syscall.h:7: > In file included from include/linux/trace_events.h:10: > In file included from include/linux/perf_event.h:52: > In file included from include/linux/ftrace.h:23: > In file included from ./arch/um/include/generated/asm/ftrace.h:1: > >> include/asm-generic/ftrace.h:5:2: error: unterminated conditional directive > 5 | #ifndef __ASM_GENERIC_FTRACE_H__ > | ^ > 12 warnings and 1 error generated. > -- > In file included from kernel/time/hrtimer.c:30: > In file included from include/linux/syscalls.h:93: > In file included from include/trace/syscall.h:7: > In file included from include/linux/trace_events.h:9: > In file included from include/linux/hardirq.h:11: > In file included from arch/um/include/asm/hardirq.h:5: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:14: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 548 | val = __raw_readb(PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' > 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) > | ^ > In file included from kernel/time/hrtimer.c:30: > In file included from include/linux/syscalls.h:93: > In file included from include/trace/syscall.h:7: > In file included from include/linux/trace_events.h:9: > In file included from include/linux/hardirq.h:11: > In file included from arch/um/include/asm/hardirq.h:5: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:14: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' > 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) > | ^ > In file included from kernel/time/hrtimer.c:30: > In file included from include/linux/syscalls.h:93: > In file included from include/trace/syscall.h:7: > In file included from include/linux/trace_events.h:9: > In file included from include/linux/hardirq.h:11: > In file included from arch/um/include/asm/hardirq.h:5: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:14: > In file included from arch/um/include/asm/io.h:24: > include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 585 | __raw_writeb(value, PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 693 | readsb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 701 | readsw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 709 | readsl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 718 | writesb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 727 | writesw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 736 | writesl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > In file included from kernel/time/hrtimer.c:30: > In file included from include/linux/syscalls.h:93: > In file included from include/trace/syscall.h:7: > In file included from include/linux/trace_events.h:10: > In file included from include/linux/perf_event.h:52: > In file included from include/linux/ftrace.h:23: > In file included from ./arch/um/include/generated/asm/ftrace.h:1: > >> include/asm-generic/ftrace.h:5:2: error: unterminated conditional directive > 5 | #ifndef __ASM_GENERIC_FTRACE_H__ > | ^ > kernel/time/hrtimer.c:121:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] > 121 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME, > | ^~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:119:27: note: previous initialization is here > 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, > | ^~~~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:122:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] > 122 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC, > | ^~~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:119:27: note: previous initialization is here > 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, > | ^~~~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:123:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] > 123 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME, > | ^~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:119:27: note: previous initialization is here > 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, > | ^~~~~~~~~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:124:17: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] > 124 | [CLOCK_TAI] = HRTIMER_BASE_TAI, > | ^~~~~~~~~~~~~~~~ > kernel/time/hrtimer.c:119:27: note: previous initialization is here > 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, > | ^~~~~~~~~~~~~~~~~~~~~~~ > 16 warnings and 1 error generated. > > > vim +5 include/asm-generic/ftrace.h > > 38f5bf84bd588a GuanXuetao 2011-01-15 @5 #ifndef __ASM_GENERIC_FTRACE_H__ > 38f5bf84bd588a GuanXuetao 2011-01-15 6 #define __ASM_GENERIC_FTRACE_H__ > 38f5bf84bd588a GuanXuetao 2011-01-15 7 >