* Re: [PATCH v2 2/3] mm/damon: profiling enhancement
[not found] <20240318132848.82686-3-aravinda.prasad@intel.com>
@ 2024-03-18 21:59 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-03-18 21:59 UTC (permalink / raw)
To: Aravinda Prasad, damon, linux-mm, sj, linux-kernel
Cc: llvm, oe-kbuild-all, aravinda.prasad, s2322819, sandeep4.kumar,
ying.huang, dave.hansen, dan.j.williams, sreenivas.subramoney,
antti.kervinen, alexander.kanevskiy
Hi Aravinda,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/Aravinda-Prasad/mm-damon-mm-infrastructure-support/20240318-212723
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20240318132848.82686-3-aravinda.prasad%40intel.com
patch subject: [PATCH v2 2/3] mm/damon: profiling enhancement
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240319/202403190550.8chO4Zt4-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 8f68022f8e6e54d1aeae4ed301f5a015963089b7)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240319/202403190550.8chO4Zt4-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403190550.8chO4Zt4-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from mm/damon/vaddr.c:10:
In file included from include/linux/highmem.h:10:
In file included from include/linux/mm.h:2194:
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
In file included from mm/damon/vaddr.c:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
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:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | 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 mm/damon/vaddr.c:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
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:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | 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 mm/damon/vaddr.c:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
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:13:
In file included from arch/hexagon/include/asm/io.h:328:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
>> mm/damon/vaddr.c:78:6: error: call to undeclared function 'pgtable_l5_enabled'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
78 | if (pgtable_l5_enabled()) {
| ^
7 warnings and 1 error generated.
vim +/pgtable_l5_enabled +78 mm/damon/vaddr.c
54
55 /* Pick the highest possible page table profiling level for addr
56 * in the region defined by start and end
57 */
58 static int pick_profile_level(unsigned long start, unsigned long end,
59 unsigned long addr)
60 {
61 /* Start with PTE and check if higher levels can be picked */
62 int level = 0;
63
64 if (!arch_has_hw_nonleaf_pmd_young())
65 return level;
66
67 /* Check if PMD or higher can be picked, else use PTE */
68 if (pmd_addr_start(addr, (start) - 1) < start
69 || pmd_addr_end(addr, (end) + 1) > end)
70 return level;
71
72 level++;
73 /* Check if PUD or higher can be picked, else use PMD */
74 if (pud_addr_start(addr, (start) - 1) < start
75 || pud_addr_end(addr, (end) + 1) > end)
76 return level;
77
> 78 if (pgtable_l5_enabled()) {
79 level++;
80 /* Check if P4D or higher can be picked, else use PUD */
81 if (p4d_addr_start(addr, (start) - 1) < start
82 || p4d_addr_end(addr, (end) + 1) > end)
83 return level;
84 }
85
86 level++;
87 /* Check if PGD can be picked, else return PUD level */
88 if (pgd_addr_start(addr, (start) - 1) < start
89 || pgd_addr_end(addr, (end) + 1) > end)
90 return level;
91
--
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https://github.com/intel/lkp-tests/wiki
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