[Qemu-devel] Re: [PATCH 2/4] qemu: make default_write_config use mask table

["Michael S. Tsirkin" <mst@redhat.com>]

On Wed, May 13, 2009 at 04:50:50PM +0900, Isaku Yamahata wrote:
> Change much of hw/pci to use symbolic constants and a table-driven
> design: add a mask table with writable bits set and readonly bits unset.
> Detect change by comparing original and new registers.
> 
> As a result, writing a single byte in BAR registers now works as it
> should. Writing to upper limit registers in the bridge also works as it
> should. Writes to BAR registers trigger mapping update.  Code is also
> shorter.
> 
> Changelog since v1
> - simplify the code some more
> - use PCI_CONFIG_SPACE_SIZE instead of 0x100
> - only trigger pci update when IO/MEM bits in command register have changed
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

You must also add
From: Michael S. Tsirkin <mst@redhat.com>

at the top, otherwise git won't record the authorship
information in log correctly.

-- 
MST