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sync with reality

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maxv 2020-05-20 21:05:21 +00:00
parent 7806fa7af8
commit db69dfa8a1
1 changed files with 6 additions and 6 deletions
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doc/TODO.nvmm
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@ -6,14 +6,12 @@ Known issues in NVMM, low priority in most cases.
install the PDPTEs, and currently we don't do it. In practice they don't install the PDPTEs, and currently we don't do it. In practice they don't
misbehave because the emulator never has to interfere with CR3. misbehave because the emulator never has to interfere with CR3.
* Maybe we will want a way to return to userland when the guest TPR changes. * AMD: we don't support VCPU_CONF_TPR, would be nice to.
On Intel that's not complicated, but on old AMD CPUs, we need to disassemble
the instruction, and I don't like that.
* We need a cleaner way to handle CPUID exits. It is not complicated to solve, * AMD: need to do comprehensive CPUID filtering.
but I'm still not sure which design is the cleanest.
* Same for the MSRs. * Intel: we have comprehensive CPUID filtering, but should we limit the highest
leaf?
====== LIBNVMM ====== ====== LIBNVMM ======
@ -22,3 +20,5 @@ Known issues in NVMM, low priority in most cases.
must base the GVA on %SS and not %DS. This is tiring, and in practice, no must base the GVA on %SS and not %DS. This is tiring, and in practice, no
guest is dumb enough to perform such accesses. guest is dumb enough to perform such accesses.
* Maybe the __areas should have a rwlock? I don't think Qemu unmaps memory
while VCPUs are running, but still.