Re: [Qemu-devel] [PATCH] alpha-user: wire epoll_create, epoll_ctl, epoll_wait

[Sergei Trofimovich <slyfox@gentoo.org>]

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On Sat,  8 Apr 2017 20:33:22 +0100
Sergei Trofimovich <slyfox@gentoo.org> wrote:

> Noticed when ran GHC on alpha:
>     $ qemu-alpha -L /usr/alpha-unknown-linux-gnu/ /tmp/a
>     qemu: Unsupported syscall: 407
> 
> linux-user/syscall.c does have 'epoll_create' wiring,
> but under nondeprecated name.
> 
> Instead of defining both
>     TARGET_NR_sys_epoll_create
> and
>     TARGET_NR_epoll_create
> I've renamed former to later as old name is not used
> anywhere else in qemu.
> 
> After this change GHC works fine under qemu-alpha:
>     $ ./alpha-linux-user/qemu-alpha -L /usr/alpha-unknown-linux-gnu/ /tmp/a
>     ...
> 
> Cc: Peter Maydell <peter.maydell@linaro.org>
> Cc: Riku Voipio <riku.voipio@iki.fi>
> Cc: qemu-devel@nongnu.org
> Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
> ---
>  linux-user/alpha/syscall_nr.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/linux-user/alpha/syscall_nr.h b/linux-user/alpha/syscall_nr.h
> index 00e14bb6b3..e848154663 100644
> --- a/linux-user/alpha/syscall_nr.h
> +++ b/linux-user/alpha/syscall_nr.h
> @@ -343,9 +343,9 @@
>  #define TARGET_NR_io_cancel			402
>  #define TARGET_NR_exit_group			405
>  #define TARGET_NR_lookup_dcookie		406
> -#define TARGET_NR_sys_epoll_create		407
> -#define TARGET_NR_sys_epoll_ctl		408
> -#define TARGET_NR_sys_epoll_wait		409
> +#define TARGET_NR_epoll_create			407
> +#define TARGET_NR_epoll_ctl			408
> +#define TARGET_NR_epoll_wait			409
>  #define TARGET_NR_remap_file_pages		410
>  #define TARGET_NR_set_tid_address		411
>  #define TARGET_NR_restart_syscall		412
> -- 
> 2.12.2
> 

Ping.

-- 

  Sergei

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