Thanks for pointing out, Stefan.
I've rebased the code and fixed these issues.


On Mon, Jan 7, 2013 at 4:04 PM, Stefan Hajnoczi <[email protected]> wrote:

> On Fri, Dec 07, 2012 at 01:15:06PM +0200, Dmitry Fleytman wrote:
> > Signed-off-by: Dmitry Fleytman <[email protected]>
> > Signed-off-by: Yan Vugenfirer <[email protected]>
> > ---
> >  iov.h          |  5 +++++
> >  net/checksum.c | 28 ++++++++++++++++++++++++++++
> >  net/checksum.h |  8 ++++++++
> >  3 files changed, 41 insertions(+)
> >
> > diff --git a/iov.h b/iov.h
> > index 34c8ec9..c184a80 100644
> > --- a/iov.h
> > +++ b/iov.h
> > @@ -11,6 +11,9 @@
>
> This file has been moved in qemu.git/master.  It is now
> include/qemu/iov.h.
>
> >   * the COPYING file in the top-level directory.
> >   */
> >
> > +#ifndef QEMU_IOV_H
> > +#define QEMU_IOV_H
> > +
>
> This is already present in qemu.git/master.
>
> >  #include "qemu-common.h"
> >
> >  /**
> > @@ -95,3 +98,5 @@ void iov_hexdump(const struct iovec *iov, const
> unsigned int iov_cnt,
> >  unsigned iov_copy(struct iovec *dst_iov, unsigned int dst_iov_cnt,
> >                   const struct iovec *iov, unsigned int iov_cnt,
> >                   size_t offset, size_t bytes);
> > +
> > +#endif /* QEMU_IOV_H */
>
> Same here.  Just pointing out expected rebase conflicts you'll see for
> the next revision of this series.
>
> > diff --git a/net/checksum.c b/net/checksum.c
> > index 4fa5563..9c813ff 100644
> > --- a/net/checksum.c
> > +++ b/net/checksum.c
> > @@ -84,3 +84,31 @@ void net_checksum_calculate(uint8_t *data, int length)
> >      data[14+hlen+csum_offset]   = csum >> 8;
> >      data[14+hlen+csum_offset+1] = csum & 0xff;
> >  }
> > +
> > +uint32_t
> > +net_checksum_add_iov(const struct iovec *iov, const unsigned int
> iov_cnt,
> > +                     uint32_t iov_off, uint32_t size)
> > +{
> > +    size_t iovec_off, buf_off;
> > +    unsigned int i;
> > +    uint32_t res = 0;
> > +    uint32_t seq = 0;
> > +
> > +    iovec_off = 0;
> > +    buf_off = 0;
> > +    for (i = 0; i < iov_cnt && size; i++) {
> > +        if (iov_off < (iovec_off + iov[i].iov_len)) {
> > +            size_t len = MIN((iovec_off + iov[i].iov_len) - iov_off ,
> size);
> > +            void *chunk_buf = iov[i].iov_base + (iov_off - iovec_off);
> > +
> > +            res += net_checksum_add_cont(len, chunk_buf, seq);
> > +            seq += len;
> > +
> > +            buf_off += len;
> > +            iov_off += len;
> > +            size -= len;
> > +        }
> > +        iovec_off += iov[i].iov_len;
> > +    }
> > +    return res;
> > +}
> > diff --git a/net/checksum.h b/net/checksum.h
> > index 171924c..e63c482 100644
> > --- a/net/checksum.h
> > +++ b/net/checksum.h
> > @@ -19,6 +19,7 @@
> >  #define QEMU_NET_CHECKSUM_H
> >
> >  #include <stdint.h>
> > +#include "iov.h"
>
> iov.h is the wrong header file, you need struct iovec from
> qemu-common.h.
>



-- 
Dmitry Fleytman
Technology Expert and Consultant,

Daynix Computing Ltd.

Cell: +972-54-2819481
Skype: dmitry.fleytman

Reply via email to