[PATCH V6 03/21] crypto: hisilicon/qm: Fix to enable build with RISC-V clang

Herbert Xu herbert at gondor.apana.org.au
Sun May 14 22:54:37 PDT 2023


On Mon, May 15, 2023 at 11:19:10AM +0530, Sunil V L wrote:
> With CONFIG_ACPI enabled for RISC-V, this driver gets enabled in
> allmodconfig build. However, build fails with clang and below
> error is seen.
> 
> drivers/crypto/hisilicon/qm.c:627:10: error: invalid output constraint '+Q' in asm
>                        "+Q" (*((char __iomem *)fun_base))
>                        ^
> This is expected error with clang due to the way it is designed.
> 
> To fix this issue, move arm64 assembly code under #if.
> 
> Link: https://github.com/ClangBuiltLinux/linux/issues/999
> Signed-off-by: Nathan Chancellor <nathan at kernel.org>
> [sunilvl at ventanamicro.com: Moved tmp0 and tmp1 into the #if]
> Signed-off-by: Sunil V L <sunilvl at ventanamicro.com>
> ---
>  drivers/crypto/hisilicon/qm.c | 5 +++++
>  1 file changed, 5 insertions(+)

Acked-by: Herbert Xu <herbert at gondor.apana.org.au>
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



More information about the linux-riscv mailing list