Re: [Qemu-devel] [PATCH] RISC-V: Update syscall list for 32-bit support.

[Laurent Vivier <laurent@vivier.eu>]

Le 19/06/2019 à 00:32, Jim Wilson a écrit :
> 32-bit RISC-V uses _llseek instead of lseek as syscall number 62.
> Update syscall list from open-embedded build, primarily because
> 32-bit RISC-V requires statx support.
> 
> Tested with cross gcc testsuite runs for rv32 and rv64, with the
> pending statx patch also applied.
> 
> Signed-off-by: Jim Wilson <jimw@sifive.com>
> ---
>  linux-user/riscv/syscall_nr.h | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/linux-user/riscv/syscall_nr.h b/linux-user/riscv/syscall_nr.h
> index dab6509..5c87282 100644
> --- a/linux-user/riscv/syscall_nr.h
> +++ b/linux-user/riscv/syscall_nr.h
> @@ -72,7 +72,11 @@
>  #define TARGET_NR_pipe2 59
>  #define TARGET_NR_quotactl 60
>  #define TARGET_NR_getdents64 61
> +#ifdef TARGET_RISCV32
> +#define TARGET_NR__llseek 62
> +#else
>  #define TARGET_NR_lseek 62
> +#endif
>  #define TARGET_NR_read 63
>  #define TARGET_NR_write 64
>  #define TARGET_NR_readv 65
> @@ -286,7 +290,16 @@
>  #define TARGET_NR_membarrier 283
>  #define TARGET_NR_mlock2 284
>  #define TARGET_NR_copy_file_range 285
> +#define TARGET_NR_preadv2 286
> +#define TARGET_NR_pwritev2 287
> +#define TARGET_NR_pkey_mprotect 288
> +#define TARGET_NR_pkey_alloc 289
> +#define TARGET_NR_pkey_free 290
> +#define TARGET_NR_statx 291
> +#define TARGET_NR_io_pgetevents 292
> +#define TARGET_NR_rseq 293
> +#define TARGET_NR_kexec_file_load 294
>  
> -#define TARGET_NR_syscalls (TARGET_NR_copy_file_range + 1)
> +#define TARGET_NR_syscalls (TARGET_NR_kexec_file_load + 1)
>  
>  #endif
> 

Reviewed-by: Laurent Vivier <laurent@vivier.eu>