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Message-ID: <202202210725.9aO2whR7-lkp@intel.com> Date: Mon, 21 Feb 2022 07:06:03 +0800 From: kernel test robot <lkp@...el.com> To: Arnd Bergmann <arnd@...db.de> Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Greg Ungerer <gerg@...ux-m68k.org>, Sasha Levin <sashal@...nel.org> Subject: [linux-stable-rc:queue/5.4 7869/9999] drivers/scsi/BusLogic.c:2005:47: error: 'DMA_MODE_CASCADE' undeclared; did you mean 'DMA_MODE_READ'? Hi Arnd, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/5.4 head: 12571a43bda6770e6338998a94ba915b3028255d commit: 53a72858bcae7eaa7df8d167dbf60682d70f82a6 [7869/9999] m68knommu: only set CONFIG_ISA_DMA_API for ColdFire sub-arch config: m68k-buildonly-randconfig-r005-20220220 (https://download.01.org/0day-ci/archive/20220221/202202210725.9aO2whR7-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=53a72858bcae7eaa7df8d167dbf60682d70f82a6 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc queue/5.4 git checkout 53a72858bcae7eaa7df8d167dbf60682d70f82a6 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/scsi/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@...el.com> All error/warnings (new ones prefixed by >>): In file included from arch/m68k/include/asm/bug.h:32, from include/linux/bug.h:5, from include/linux/thread_info.h:12, from include/asm-generic/preempt.h:5, from ./arch/m68k/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/linux/stat.h:19, from include/linux/module.h:10, from drivers/scsi/BusLogic.c:25: include/linux/dma-mapping.h: In function 'dma_map_resource': arch/m68k/include/asm/page_mm.h:169:50: warning: ordered comparison of pointer with null pointer [-Wextra] 169 | #define virt_addr_valid(kaddr) ((void *)(kaddr) >= (void *)PAGE_OFFSET && (void *)(kaddr) < high_memory) | ^~ include/asm-generic/bug.h:139:34: note: in definition of macro 'WARN_ON_ONCE' 139 | int __ret_warn_once = !!(condition); \ | ^~~~~~~~~ arch/m68k/include/asm/page_mm.h:170:33: note: in expansion of macro 'virt_addr_valid' 170 | #define pfn_valid(pfn) virt_addr_valid(pfn_to_virt(pfn)) | ^~~~~~~~~~~~~~~ include/linux/dma-mapping.h:355:26: note: in expansion of macro 'pfn_valid' 355 | if (WARN_ON_ONCE(pfn_valid(PHYS_PFN(phys_addr)))) | ^~~~~~~~~ drivers/scsi/BusLogic.c: In function 'blogic_rdconfig': >> drivers/scsi/BusLogic.c:1734:46: warning: ordered comparison of pointer with null pointer [-Wextra] 1734 | (void *) high_memory > (void *) MAX_DMA_ADDRESS) | ^ drivers/scsi/BusLogic.c:1747:46: warning: ordered comparison of pointer with null pointer [-Wextra] 1747 | (void *) high_memory > (void *) MAX_DMA_ADDRESS) | ^ drivers/scsi/BusLogic.c: In function 'blogic_getres': >> drivers/scsi/BusLogic.c:2005:47: error: 'DMA_MODE_CASCADE' undeclared (first use in this function); did you mean 'DMA_MODE_READ'? 2005 | set_dma_mode(adapter->dma_ch, DMA_MODE_CASCADE); | ^~~~~~~~~~~~~~~~ | DMA_MODE_READ drivers/scsi/BusLogic.c:2005:47: note: each undeclared identifier is reported only once for each function it appears in drivers/scsi/BusLogic.c: In function 'blogic_msg': drivers/scsi/BusLogic.c:3589:9: warning: function 'blogic_msg' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] 3589 | len = vsprintf(buf, fmt, args); | ^~~ vim +2005 drivers/scsi/BusLogic.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 1979 839cb99e8f7483 Khalid Aziz 2013-05-16 1980 static bool __init blogic_getres(struct blogic_adapter *adapter) ^1da177e4c3f41 Linus Torvalds 2005-04-16 1981 { 839cb99e8f7483 Khalid Aziz 2013-05-16 1982 if (adapter->irq_ch == 0) { 839cb99e8f7483 Khalid Aziz 2013-05-16 1983 blogic_err("NO LEGAL INTERRUPT CHANNEL ASSIGNED - DETACHING\n", 839cb99e8f7483 Khalid Aziz 2013-05-16 1984 adapter); ^1da177e4c3f41 Linus Torvalds 2005-04-16 1985 return false; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1986 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 1987 /* ^1da177e4c3f41 Linus Torvalds 2005-04-16 1988 Acquire shared access to the IRQ Channel. ^1da177e4c3f41 Linus Torvalds 2005-04-16 1989 */ 839cb99e8f7483 Khalid Aziz 2013-05-16 1990 if (request_irq(adapter->irq_ch, blogic_inthandler, IRQF_SHARED, 839cb99e8f7483 Khalid Aziz 2013-05-16 1991 adapter->full_model, adapter) < 0) { 839cb99e8f7483 Khalid Aziz 2013-05-16 1992 blogic_err("UNABLE TO ACQUIRE IRQ CHANNEL %d - DETACHING\n", 839cb99e8f7483 Khalid Aziz 2013-05-16 1993 adapter, adapter->irq_ch); ^1da177e4c3f41 Linus Torvalds 2005-04-16 1994 return false; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1995 } 839cb99e8f7483 Khalid Aziz 2013-05-16 1996 adapter->irq_acquired = true; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1997 /* ^1da177e4c3f41 Linus Torvalds 2005-04-16 1998 Acquire exclusive access to the DMA Channel. ^1da177e4c3f41 Linus Torvalds 2005-04-16 1999 */ 839cb99e8f7483 Khalid Aziz 2013-05-16 2000 if (adapter->dma_ch > 0) { 839cb99e8f7483 Khalid Aziz 2013-05-16 2001 if (request_dma(adapter->dma_ch, adapter->full_model) < 0) { 839cb99e8f7483 Khalid Aziz 2013-05-16 2002 blogic_err("UNABLE TO ACQUIRE DMA CHANNEL %d - DETACHING\n", adapter, adapter->dma_ch); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2003 return false; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2004 } 839cb99e8f7483 Khalid Aziz 2013-05-16 @2005 set_dma_mode(adapter->dma_ch, DMA_MODE_CASCADE); 839cb99e8f7483 Khalid Aziz 2013-05-16 2006 enable_dma(adapter->dma_ch); 839cb99e8f7483 Khalid Aziz 2013-05-16 2007 adapter->dma_chan_acquired = true; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2008 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 2009 /* ^1da177e4c3f41 Linus Torvalds 2005-04-16 2010 Indicate the System Resource Acquisition completed successfully, ^1da177e4c3f41 Linus Torvalds 2005-04-16 2011 */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 2012 return true; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2013 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 2014 :::::: The code at line 2005 was first introduced by commit :::::: 839cb99e8f748391059d10388c8aea48a88c142c [SCSI] BusLogic: Fix style issues :::::: TO: Khalid Aziz <khalid.aziz@...cle.com> :::::: CC: James Bottomley <JBottomley@...allels.com> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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