[Qemu-devel] Re: [V9fs-developer] [PATCH] [virtio-9p] Flush the debug message out to the log file.

["Aneesh Kumar K. V" <aneesh.kumar@linux.vnet.ibm.com>]

On Tue,  1 Jun 2010 13:23:09 -0700, "Venkateswararao Jujjuri (JV)" <jvrao@linux.vnet.ibm.com> wrote:
> This patch fluesh the debug messages to the log file  at the end of each
> debug message.
> 
> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
> ---
>  hw/virtio-9p-debug.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/hw/virtio-9p-debug.c b/hw/virtio-9p-debug.c
> index 2fb2673..5bfa689 100644
> --- a/hw/virtio-9p-debug.c
> +++ b/hw/virtio-9p-debug.c
> @@ -481,4 +481,6 @@ void pprint_pdu(V9fsPDU *pdu)
>      }
> 
>      fprintf(llogfile, ")\n");
> +    /* Flush the log message out */
> +    fseek(llogfile, 0L, SEEK_CUR);
>  }


Why do one use fseek to flush ? why not fflush(3)

-aneesh