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From: kernel test robot <lkp@intel.com>
To: SeongJae Park <sj@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [sj:damon/next 32/33] mm/damon/acma.c:62:14: error: use of undeclared identifier 'max_mem'
Date: Tue, 14 May 2024 17:50:44 +0800	[thread overview]
Message-ID: <202405141712.IN8VzCy4-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/sj/linux.git damon/next
head:   8babfaa14bfc8f45e2c3d093952ab737fd0db1d5
commit: 9c0c2a5550718fd72b4384589be3b4c470a85502 [32/33] mm/damon/acma: implement scale up feature
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240514/202405141712.IN8VzCy4-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project b910bebc300dafb30569cecc3017b446ea8eafa0)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240514/202405141712.IN8VzCy4-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/202405141712.IN8VzCy4-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from mm/damon/acma.c:16:
   In file included from include/linux/damon.h:11:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   In file included from include/linux/interrupt.h:11:
   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:14:
   In file included from arch/hexagon/include/asm/io.h:328:
   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 mm/damon/acma.c:16:
   In file included from include/linux/damon.h:11:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   In file included from include/linux/interrupt.h:11:
   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:14:
   In file included from arch/hexagon/include/asm/io.h:328:
   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 mm/damon/acma.c:16:
   In file included from include/linux/damon.h:11:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:9:
   In file included from include/linux/interrupt.h:11:
   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:14:
   In file included from arch/hexagon/include/asm/io.h:328:
   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);
         |                                                       ~~~~~~~~~~ ^
   In file included from mm/damon/acma.c:16:
   In file included from include/linux/damon.h:11:
   In file included from include/linux/memcontrol.h:21:
   In file included from include/linux/mm.h:2253:
   include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     514 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   mm/damon/acma.c:55:14: error: use of undeclared identifier 'min_mem'
      55 | module_param(min_mem, ulong, 0600);
         |              ^
   mm/damon/acma.c:55:14: error: use of undeclared identifier 'min_mem'
>> mm/damon/acma.c:62:14: error: use of undeclared identifier 'max_mem'
      62 | module_param(max_mem, ulong, 0600);
         |              ^
>> mm/damon/acma.c:62:14: error: use of undeclared identifier 'max_mem'
   mm/damon/acma.c:190:22: error: too few arguments to function call, expected 6, have 5
     182 |         return damon_new_scheme(
         |                ~~~~~~~~~~~~~~~~
     183 |                         pattern,
     184 |                         action,
     185 |                         /* work for every second */
     186 |                         1000000,
     187 |                         /* under the quota. */
     188 |                         &quota,
     189 |                         /* (De)activate this according to the watermarks. */
     190 |                         &damon_acma_wmarks);
         |                                           ^
   include/linux/damon.h:770:15: note: 'damon_new_scheme' declared here
     770 | struct damos *damon_new_scheme(struct damos_access_pattern *pattern,
         |               ^                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     771 |                         enum damos_action action,
         |                         ~~~~~~~~~~~~~~~~~~~~~~~~~
     772 |                         unsigned long apply_interval_us,
         |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     773 |                         struct damos_quota *quota,
         |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~
     774 |                         struct damos_watermarks *wmarks,
         |                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     775 |                         int target_nid);
         |                         ~~~~~~~~~~~~~~
   mm/damon/acma.c:205:3: error: must use 'enum' tag to refer to type 'damos_quota_goal_metric'
     205 |                 damos_quota_goal_metric goal_metric)
         |                 ^
         |                 enum 
   mm/damon/acma.c:209:2: error: use of undeclared identifier 'goal'
     209 |         goal = damos_new_quota_goal(goal_metric, quota_mem_pressure_us);
         |         ^
   mm/damon/acma.c:210:7: error: use of undeclared identifier 'goal'
     210 |         if (!goal)
         |              ^
   mm/damon/acma.c:212:39: error: use of undeclared identifier 'goal'
     212 |         damos_add_quota_goal(&scheme->quota, goal);
         |                                              ^
   mm/damon/acma.c:245:52: error: use of undeclared identifier 'KB'
     245 |         start_limit = monitor_region_start + min_mem_kb * KB;
         |                                                           ^
   mm/damon/acma.c:248:45: error: use of undeclared identifier 'MB'
     248 |         for (end = end_limit; end >= start_limit + SCALE_WINDOW;
         |                                                    ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:249:11: error: use of undeclared identifier 'MB'
     249 |                         end -= SCALE_WINDOW) {
         |                                ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:250:7: error: call to undeclared function 'damon_alloced_bytes'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     250 |                 if (damon_alloced_bytes(end, end - SCALE_WINDOW)
         |                     ^
   mm/damon/acma.c:250:38: error: use of undeclared identifier 'MB'
     250 |                 if (damon_alloced_bytes(end, end - SCALE_WINDOW)
         |                                                    ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:251:8: error: use of undeclared identifier 'MB'
     251 |                                 != SCALE_WINDOW)
         |                                    ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:254:52: error: use of undeclared identifier 'MB'
     254 |         filter->addr_range.start = max(start_limit, end - SCALE_WINDOW);
         |                                                           ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:276:41: error: use of undeclared identifier 'KB'
     276 |         end_limit = start_limit + max_mem_kb * KB;
         |                                                ^
   mm/damon/acma.c:279:49: error: use of undeclared identifier 'MB'
     279 |         for (start = start_limit; start <= end_limit - SCALE_WINDOW;
         |                                                        ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   mm/damon/acma.c:280:13: error: use of undeclared identifier 'MB'
     280 |                         start += SCALE_WINDOW) {
         |                                  ^
   mm/damon/acma.c:220:29: note: expanded from macro 'SCALE_WINDOW'
     220 | #define SCALE_WINDOW    (128 * MB)
         |                                ^
   fatal error: too many errors emitted, stopping now [-ferror-limit=]
   7 warnings and 20 errors generated.


vim +/max_mem +62 mm/damon/acma.c

    56	
    57	/*
    58	 * Maximum amount of memory to be guaranteed to the system.  In other words,
    59	 * the upper limit of the scaling.
    60	 */
    61	static unsigned long max_mem_kb __read_mostly;
  > 62	module_param(max_mem, ulong, 0600);
    63	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

                 reply	other threads:[~2024-05-14  9:51 UTC|newest]

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