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[Qemu-devel] Re: [PATCH 6/6] msix: remove range checks.
From: |
Michael S. Tsirkin |
Subject: |
[Qemu-devel] Re: [PATCH 6/6] msix: remove range checks. |
Date: |
Wed, 27 Oct 2010 16:52:06 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, Oct 27, 2010 at 07:21:21PM +0900, Isaku Yamahata wrote:
> Same as 4b78560503a802eae3663ace9f9cf080319e7265
> > config write handlers should be idempotent.
> > So no need for range checks.
>
> Signed-off-by: Isaku Yamahata <address@hidden>
Well I changed my mind on 4b78560503a802eae3663ace9f9cf080319e7265 :) As
long as the check is simple, it does not hurt.
> ---
> hw/msix.c | 5 -----
> 1 files changed, 0 insertions(+), 5 deletions(-)
>
> diff --git a/hw/msix.c b/hw/msix.c
> index f66d255..20caa5e 100644
> --- a/hw/msix.c
> +++ b/hw/msix.c
> @@ -157,14 +157,9 @@ static void msix_handle_mask_update(PCIDevice *dev, int
> vector)
> void msix_write_config(PCIDevice *dev, uint32_t addr,
> uint32_t val, int len)
> {
> - unsigned enable_pos = dev->msix_cap + MSIX_CONTROL_OFFSET;
> int vector;
> int i;
>
> - if (!range_covers_byte(addr, len, enable_pos)) {
> - return;
> - }
> -
> if (!msix_enabled(dev)) {
> return;
> }
> --
> 1.7.1.1
- [Qemu-devel] [PATCH 0/6] pcie: fixes for pci branch, Isaku Yamahata, 2010/10/27
- [Qemu-devel] [PATCH 1/6] pcie: fix pcie_cap_slot_write_config()., Isaku Yamahata, 2010/10/27
- [Qemu-devel] [PATCH 5/6] pcie/slot: fix save/load, Isaku Yamahata, 2010/10/27
- [Qemu-devel] [PATCH 2/6] pcie/slot: fix hotplug_event_notify()., Isaku Yamahata, 2010/10/27
- [Qemu-devel] [PATCH 6/6] msix: remove range checks., Isaku Yamahata, 2010/10/27
- [Qemu-devel] Re: [PATCH 6/6] msix: remove range checks.,
Michael S. Tsirkin <=
- [Qemu-devel] [PATCH 3/6] pcie/slot: clean up of hotplug_event_notify()., Isaku Yamahata, 2010/10/27
- [Qemu-devel] [PATCH 4/6] pcie/slot: factor out the logic to update hotplug event status., Isaku Yamahata, 2010/10/27
- [Qemu-devel] Re: [PATCH 0/6] pcie: fixes for pci branch, Michael S. Tsirkin, 2010/10/27