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Re: [Qemu-devel] [PATCH v2] linux-user: Support the accept4 socketcall
From: |
Riku Voipio |
Subject: |
Re: [Qemu-devel] [PATCH v2] linux-user: Support the accept4 socketcall |
Date: |
Wed, 8 Jan 2014 16:52:28 +0200 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
Hi,
On Mon, Jan 06, 2014 at 05:15:50PM +0100, André Hentschel wrote:
> From: André Hentschel <address@hidden>
> Cc: Riku Voipio <address@hidden>
> Signed-off-by: André Hentschel <address@hidden>
> ---
> See
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/uapi/linux/net.h
> for the value.
Thanks, applied to the linux-user branch. I'm still checking if there
are other linux-user patches that need submitting upstream before
sending a pull request.
Riku
>
> linux-user/syscall.c | 16 ++++++++++++++++
> linux-user/syscall_defs.h | 1 +
> 2 files changed, 17 insertions(+)
>
> diff --git a/linux-user/syscall.c b/linux-user/syscall.c
> index efd1453..1a848a6 100644
> --- a/linux-user/syscall.c
> +++ b/linux-user/syscall.c
> @@ -2245,6 +2245,22 @@ static abi_long do_socketcall(int num, abi_ulong vptr)
> ret = do_accept4(sockfd, target_addr, target_addrlen, 0);
> }
> break;
> + case SOCKOP_accept4:
> + {
> + abi_ulong sockfd;
> + abi_ulong target_addr, target_addrlen;
> + int flags;
> +
> + if (get_user_ual(sockfd, vptr)
> + || get_user_ual(target_addr, vptr + n)
> + || get_user_ual(target_addrlen, vptr + 2 * n)
> + || get_user_ual(flags, vptr + 3 * n)) {
> + return -TARGET_EFAULT;
> + }
> +
> + ret = do_accept4(sockfd, target_addr, target_addrlen, flags);
> + }
> + break;
> case SOCKOP_getsockname:
> {
> abi_ulong sockfd;
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index cf08db5..ae30476 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -27,6 +27,7 @@
> #define SOCKOP_getsockopt 15
> #define SOCKOP_sendmsg 16
> #define SOCKOP_recvmsg 17
> +#define SOCKOP_accept4 18
>
> #define IPCOP_semop 1
> #define IPCOP_semget 2
> --
> 1.8.1.2
>