Messages in this thread | | | Date | Fri, 3 Feb 2023 00:25:41 +0800 | From | Jisheng Zhang <> | Subject | Re: [PATCH] riscv: Fix build with CONFIG_CC_OPTIMIZE_FOR_SIZE=y |
| |
On Tue, Jan 31, 2023 at 11:21:10PM -0800, Palmer Dabbelt wrote: > 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!
Hi Palmer,
I assume the build error is already fixed in v6.1 and can't be reproduced.
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>
| |