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type uy = (y); __cmp(op, ux, uy); }) ^ include/linux/minmax.h:96:2: note: in expansion of macro '__cmp_once_unique' __cmp_once_unique(op, type, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) ^~~~~~~~~~~~~~~~~ include/linux/minmax.h:213:27: note: in expansion of macro '__cmp_once' #define min_t(type, x, y) __cmp_once(min, type, x, y) ^~~~~~~~~~ kernel/resource.c:1838:9: note: in expansion of macro 'min_t' end = min_t(resource_size_t, base->end, MAX_PHYS_ADDR); ^~~~~ kernel/resource.c: In function 'gfr_continue': >> include/linux/minmax.h:93:30: warning: large integer implicitly truncated to unsigned type [-Woverflow] ({ type ux = (x); type uy = (y); __cmp(op, ux, uy); }) ^ include/linux/minmax.h:96:2: note: in expansion of macro '__cmp_once_unique' __cmp_once_unique(op, type, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) ^~~~~~~~~~~~~~~~~ include/linux/minmax.h:213:27: note: in expansion of macro '__cmp_once' #define min_t(type, x, y) __cmp_once(min, type, x, y) ^~~~~~~~~~ kernel/resource.c:1855:11: note: in expansion of macro 'min_t' addr <= min_t(resource_size_t, base->end, MAX_PHYS_ADDR); ^~~~~ vim +93 include/linux/minmax.h d03eba99f5bf7c David Laight 2023-09-18 91 017fa3e8918784 Linus Torvalds 2024-07-28 92 #define __cmp_once_unique(op, type, x, y, ux, uy) \ 017fa3e8918784 Linus Torvalds 2024-07-28 @93 ({ type ux = (x); type uy = (y); __cmp(op, ux, uy); }) 017fa3e8918784 Linus Torvalds 2024-07-28 94 :::::: The code at line 93 was first introduced by commit :::::: 017fa3e89187848fd056af757769c9e66ac3e93d minmax: simplify and clarify min_t()/max_t() implementation :::::: TO: Linus Torvalds :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki