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Date: Mon, 4 Mar 2013 12:04:48 -0600
From: mdroth <mdroth@linux.vnet.ibm.com>
Message-ID: <20130304180448.GC21850@vm>
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Subject: Re: [Qemu-devel] [PATCH 1/2] qga: add guest-get-time command
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To: Lei Li <lilei@linux.vnet.ibm.com>
Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org

On Mon, Mar 04, 2013 at 05:16:29PM +0800, Lei Li wrote:
> Signed-off-by: Lei Li <lilei@linux.vnet.ibm.com>

Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>

> ---
>  qga/commands-posix.c | 16 ++++++++++++++++
>  qga/qapi-schema.json | 13 +++++++++++++
>  2 files changed, 29 insertions(+)
> 
> diff --git a/qga/commands-posix.c b/qga/commands-posix.c
> index 0ad73f3..6fc6003 100644
> --- a/qga/commands-posix.c
> +++ b/qga/commands-posix.c
> @@ -119,6 +119,22 @@ void qmp_guest_shutdown(bool has_mode, const char *mode, Error **err)
>      /* succeded */
>  }
> 
> +int64_t qmp_guest_get_time(Error **errp)
> +{
> +   int ret;
> +   qemu_timeval tq;
> +   int64_t time_ns;
> +
> +   ret = qemu_gettimeofday(&tq);
> +   if (ret < 0) {
> +       error_setg_errno(errp, errno, "Failed to get time");
> +       return -1;
> +   }
> +
> +   time_ns = tq.tv_sec * 1000000000LL + tq.tv_usec * 1000;
> +   return time_ns;
> +}
> +
>  typedef struct GuestFileHandle {
>      uint64_t id;
>      FILE *fh;
> diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
> index d91d903..52bb091 100644
> --- a/qga/qapi-schema.json
> +++ b/qga/qapi-schema.json
> @@ -83,6 +83,19 @@
>  { 'command': 'guest-ping' }
> 
>  ##
> +# @guest-get-time:
> +#
> +# Get the information about guest time relative to the Epoch
> +# of 1970-01-01 in UTC.
> +#
> +# Returns: Time in nanoseconds on success.
> +#
> +# Since 1.5
> +##
> +{ 'command': 'guest-get-time',
> +  'returns': 'int' }
> +
> +##
>  # @GuestAgentCommandInfo:
>  #
>  # Information about guest agent commands.
> -- 
> 1.7.11.7
>