Re: [ANNOUNCE] kvm-36 release

Avi Kivity
2007-08-23T08:12:06Z

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Avi Kivity wrote:
> Gunther Persoons wrote:
>> I noticed the idle cpu usage for kvm-36 running windows xp 32 bit as
>> guest is much higher.
>> For kvm-35 this was around 2-4%, running kvm-36 it's 22% - 26%.
>>
>>
>
> Hmm. Is this using the ACPI HAL, or the Standard PC HAL, or what?
>
> The fix was targeted at ACPI MP HALs (reducing cpu usage from 100% to
> something sane).
>

Looks like a vga regression introduced by support for large memory.
Does the attached patch fix?

--
error compiling committee.c: too many arguments to function

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diff --git a/qemu/hw/vga.c b/qemu/hw/vga.c
index 55e2d4c..b55f6fd 100644
--- a/qemu/hw/vga.c
+++ b/qemu/hw/vga.c
@@ -1405,7 +1405,7 @@ static void vga_draw_graphic(VGAState *s, int full_update)
int disp_width, multi_scan, multi_run;
uint8_t *d;
uint32_t v, addr1, addr;
- ram_addr_t page0, page1;
+ int page0, page1;
vga_draw_line_func *vga_draw_line;

#ifdef USE_KVM

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