On 12/01/23 at 11:53am, Randy Dunlap wrote: > > > On 11/30/23 18:37, Stephen Rothwell wrote: > > Hi all, > > > > Changes since 20231130: > > > > on riscv 32-bit or 64-bit, with > # CONFIG_MMU is not set Can you provide your .config so that I reproduce it? Disabling CONFIG_MMU need find all places where it's selected by other config items. > > In file included from ../arch/riscv/kernel/crash_core.c:3: > ../arch/riscv/kernel/crash_core.c: In function 'arch_crash_save_vmcoreinfo': > ../arch/riscv/kernel/crash_core.c:8:27: error: 'VA_BITS' undeclared (first use in this function) > 8 | VMCOREINFO_NUMBER(VA_BITS); > | ^~~~~~~ > ../include/linux/crash_core.h:78:64: note: in definition of macro 'VMCOREINFO_NUMBER' > 78 | vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name) > | ^~~~ > ../arch/riscv/kernel/crash_core.c:8:27: note: each undeclared identifier is reported only once for each function it appears in > 8 | VMCOREINFO_NUMBER(VA_BITS); > | ^~~~~~~ > ../include/linux/crash_core.h:78:64: note: in definition of macro 'VMCOREINFO_NUMBER' > 78 | vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name) > | ^~~~ > ../arch/riscv/kernel/crash_core.c:12:58: warning: format '%lx' expects argument of type 'long unsigned int', but argument 2 has type 'int' [-Wformat=] > 12 | vmcoreinfo_append_str("NUMBER(VMALLOC_START)=0x%lx\n", VMALLOC_START); > | ~~^ > | | > | long unsigned int > | %x > ../arch/riscv/kernel/crash_core.c:14:64: error: 'VMEMMAP_START' undeclared (first use in this function) > 14 | vmcoreinfo_append_str("NUMBER(VMEMMAP_START)=0x%lx\n", VMEMMAP_START); > | ^~~~~~~~~~~~~ > ../arch/riscv/kernel/crash_core.c:15:62: error: 'VMEMMAP_END' undeclared (first use in this function); did you mean 'MEMREMAP_ENC'? > 15 | vmcoreinfo_append_str("NUMBER(VMEMMAP_END)=0x%lx\n", VMEMMAP_END); > | ^~~~~~~~~~~ > | MEMREMAP_ENC > > 64-bit only: > > ../arch/riscv/kernel/crash_core.c:17:64: error: 'MODULES_VADDR' undeclared (first use in this function) > 17 | vmcoreinfo_append_str("NUMBER(MODULES_VADDR)=0x%lx\n", MODULES_VADDR); > | ^~~~~~~~~~~~~ > ../arch/riscv/kernel/crash_core.c:18:62: error: 'MODULES_END' undeclared (first use in this function) > 18 | vmcoreinfo_append_str("NUMBER(MODULES_END)=0x%lx\n", MODULES_END); > | ^~~~~~~~~~~ > > > > -- > ~Randy >