Linux-Kernel Archive: Re: [PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override Re: [PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override From: Stephen Zhang Date: Sat Apr 30 2022 - 01:35:44 EST Next message: kernel test robot: "[mark:arm64/stacktrace/speedups 12/12] arch/arm64/kernel/stacktrace.c:66:13: error: 'tsk' undeclared" Previous message: kernel test robot: "[willy-pagecache:for-next 60/69] fs/ntfs/aops.c:378:12: warning: stack frame size (2216) exceeds limit (1024) in 'ntfs_read_folio'" In reply to: Maciej W. Rozycki: "[PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" Next in thread: Maciej W. Rozycki: "Re: [PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] Maciej W. Rozycki 于2022年4月29日周五 22:57写道： > > Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' > kernel parameter non-functional, and also causes a link error: > > ld: arch/mips/kernel/traps.o: in function `trap_init': > ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' > ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' > ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' > > where the CONFIG_MIPS_FP_SUPPORT configuration option has been chosen. > Sorry, but I have a question. From the code in arch/mips/kernel/genex.S:567, 'handle_fpe’‘s definition is controlled by CONFIG_MIPS_FP_SUPPORT. Then how can it still report such error when the CONFIG_MIPS_FP_SUPPORT configuration option has been chosen. Stephen. Next message: kernel test robot: "[mark:arm64/stacktrace/speedups 12/12] arch/arm64/kernel/stacktrace.c:66:13: error: 'tsk' undeclared" Previous message: kernel test robot: "[willy-pagecache:for-next 60/69] fs/ntfs/aops.c:378:12: warning: stack frame size (2216) exceeds limit (1024) in 'ntfs_read_folio'" In reply to: Maciej W. Rozycki: "[PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" Next in thread: Maciej W. Rozycki: "Re: [PATCH 1/2] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
