Messages in this thread | | | Subject | Re: [PATCH] riscv: Fix build with CONFIG_CC_OPTIMIZE_FOR_SIZE=y | Date | Tue, 31 Jan 2023 23:21:10 -0800 | From | Palmer Dabbelt <> |
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On Thu, 22 Sep 2022 01:09:58 -0500, Samuel Holland wrote: > commit 8eb060e10185 ("arch/riscv: add Zihintpause support") broke > building with CONFIG_CC_OPTIMIZE_FOR_SIZE enabled (gcc 11.1.0): > > CC arch/riscv/kernel/vdso/vgettimeofday.o > In file included from <command-line>: > ./arch/riscv/include/asm/jump_label.h: In function 'cpu_relax': > ././include/linux/compiler_types.h:285:33: warning: 'asm' operand 0 probably does not match constraints > 285 | #define asm_volatile_goto(x...) asm goto(x) > | ^~~ > ./arch/riscv/include/asm/jump_label.h:41:9: note: in expansion of macro 'asm_volatile_goto' > 41 | asm_volatile_goto( > | ^~~~~~~~~~~~~~~~~ > ././include/linux/compiler_types.h:285:33: error: impossible constraint in 'asm' > 285 | #define asm_volatile_goto(x...) asm goto(x) > | ^~~ > ./arch/riscv/include/asm/jump_label.h:41:9: note: in expansion of macro 'asm_volatile_goto' > 41 | asm_volatile_goto( > | ^~~~~~~~~~~~~~~~~ > make[1]: *** [scripts/Makefile.build:249: arch/riscv/kernel/vdso/vgettimeofday.o] Error 1 > make: *** [arch/riscv/Makefile:128: vdso_prepare] Error 2 > > [...]
Applied, thanks!
[1/1] riscv: Fix build with CONFIG_CC_OPTIMIZE_FOR_SIZE=y https://git.kernel.org/palmer/c/3c349eacc559
Best regards, -- Palmer Dabbelt <palmer@rivosinc.com>
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