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[Qemu-devel] Re: [PATCH 09/20] pci_host: remove unnecessary & 0xff.
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] Re: [PATCH 09/20] pci_host: remove unnecessary & 0xff. |
Date: |
Thu, 12 Nov 2009 12:32:14 +0200 |
User-agent: |
Mutt/1.5.19 (2009-01-05) |
On Thu, Nov 12, 2009 at 02:58:37PM +0900, Isaku Yamahata wrote:
> This patch removes unnecessary & 0xff in pci_dev_find_by_addr().
>
> Signed-off-by: Isaku Yamahata <address@hidden>
Acked-by: Michael S. Tsirkin <address@hidden>
> ---
> hw/pci_host.c | 5 +++--
> 1 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/hw/pci_host.c b/hw/pci_host.c
> index cd2ceb7..672d173 100644
> --- a/hw/pci_host.c
> +++ b/hw/pci_host.c
> @@ -42,8 +42,9 @@ do { printf("pci_host_data: " fmt , ## __VA_ARGS__); }
> while (0)
> /* the helper functio to get a PCIDeice* for a given pci address */
> static inline PCIDevice *pci_dev_find_by_addr(PCIBus *bus, uint32_t addr)
> {
> - uint8_t bus_num = (addr >> 16) & 0xff;
> - uint8_t devfn = (addr >> 8) & 0xff;
> + uint8_t bus_num = addr >> 16;
> + uint8_t devfn = addr >> 8;
> +
> return pci_find_device(bus, bus_num, PCI_SLOT(devfn), PCI_FUNC(devfn));
> }
>
> --
> 1.6.0.2
- [Qemu-devel] [PATCH 00/20] PCI express clean up patches., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 06/20] pci: shorten pci_host_{conf, data}_register_xxx function a bit., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 09/20] pci_host: remove unnecessary & 0xff., Isaku Yamahata, 2009/11/12
- [Qemu-devel] Re: [PATCH 09/20] pci_host: remove unnecessary & 0xff.,
Michael S. Tsirkin <=
- [Qemu-devel] [PATCH 01/20] pci: fix pci_info_device()., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 15/20] pci: clean up of pci_update_mappings(), Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 02/20] pci: move pci_data_{read, write}() declaration from pci.h to pci_host.h, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 12/20] pci: remove some unnecessary comment in pci.h, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH 08/20] pci: s/pci_find_host_bus/pci_find_root_bus/g, Isaku Yamahata, 2009/11/12