Re: [dpdk-dev] [PATCH v3 2/8] vhost: introduce vhost_log_write

[Yuanhan Liu <yuanhan.liu@linux.intel.com>]

On Fri, Feb 19, 2016 at 03:26:36PM +0100, Thomas Monjalon wrote:
> 2016-01-29 12:57, Yuanhan Liu:
> > Introduce vhost_log_write() helper function to log the dirty pages we
> > touched. Page size is harded code to 4096 (VHOST_LOG_PAGE), and each
> > log is presented by 1 bit.
> > 
> > Therefore, vhost_log_write() simply finds the right bit for related
> > page we are gonna change, and set it to 1. dev->log_base denotes the
> > start of the dirty page bitmap.
> > 
> > Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
> > Signed-off-by: Victor Kaplansky <victork@redhat.com>
> > Tested-by: Pavel Fedin <p.fedin@samsung.com>
> [...]
> > +static inline void __attribute__((always_inline))
> > +vhost_log_write(struct virtio_net *dev, uint64_t addr, uint64_t len)
> 
> lib/librte_vhost/vhost_rxtx.c:59:1: error: unused function 'vhost_log_write'

Oops. This functions was defined in a header file. I then moved it to
vhost_rxtx.c, but I forgot to do the compile test :(

> I think it's better to squash with the next patch.

Yes, and thanks!

	--yliu