Re: How to stop QEMU punching holes in backing store

2024-06-19 Thread Nir Soffer
> On 19 Jun 2024, at 8:54, Justin wrote: > >>I've run strace and I see calls to fallocate with these flags: >>FALLOC_FL_KEEP_SIZE|FALLOC_FL_PUNCH_HOLE >> >>I've tried passing these options: discard=off,detect-zeroes=off but >>this does not help. This is the full set of

[Qemu-discuss] How AMD CPU use qemu to emulate Intel's vmx function?

2024-06-19 Thread zhendewokusi
Hello My Host OS support svm,but I want to debug kvm-intel related code.when I provide +vmx option,Guest OS doesn't actually enable vmx. I tried looking for a solution in the official documentation, but I couldn't find it. Command: qemu-system-x86_64 \ -m 512 \ -smp 1 \ -hda