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xen-devel
[Xen-devel] Re: [PATCH 3 of 3] Centralize parsing of PCI BDF's in xl
On Wed, 28 Jul 2010, Gianni Tedesco (3P) wrote:
> tools/libxl/libxl.h | 6 +---
> tools/libxl/libxl_pci.c | 71
> +++++++++++++++++++++++++++++++++++++----------
> tools/libxl/xl_cmdimpl.c | 46 ++++--------------------------
> 3 files changed, 64 insertions(+), 59 deletions(-)
>
>
> Introduce a new libxl call libxl_device_pci_parse_bdf() and use it
> consistently.
>
> This patch also fixes an infinite loop bug in xl create. If there is a
> parse-error on any pci config file entry then xl will attempt to skip it, but
> since num_pcidevs is used to index the config list and is not incremented when
> skipping, this caused an infinite loop. Solve that problem by introducing a
> new
> loop counter variable.
>
> Note that virtual PCI slots are not parsed by the new code. However this is
> a step towards support for virtual slots and multi-function device assignment
> since only one location in the code will need to be changed now.
>
> Signed-off-by: Gianni Tedesco <gianni.tedesco@xxxxxxxxxx>
>
Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
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