Re: [Stable-7.2.15 17/33] target/i386: Walk NPT in guest real mode

2024-11-12 Thread Michael Tokarev
On 12.11.2024 15:16, Alexander Graf wrote: Hey Michael, Does this queue also include the fix for the fix ("target/i386: Fix legacy page table walk")? https://lore.kernel.org/qemu-devel/20241106154329.67218-1-g...@amazon.com/ Not yet, I'm waiting for it to land in master first. Yes, I'm awar

Re: [Stable-7.2.15 17/33] target/i386: Walk NPT in guest real mode

2024-11-12 Thread Alexander Graf
Hey Michael, Does this queue also include the fix for the fix ("target/i386: Fix legacy page table walk")? https://lore.kernel.org/qemu-devel/20241106154329.67218-1-g...@amazon.com/ Alex On 09.11.24 07:38, Michael Tokarev wrote: From: Alexander Graf When translating virtual to physical a

[Stable-7.2.15 17/33] target/i386: Walk NPT in guest real mode

2024-11-08 Thread Michael Tokarev
From: Alexander Graf When translating virtual to physical address with a guest CPU that supports nested paging (NPT), we need to perform every page table walk access indirectly through the NPT, which we correctly do. However, we treat real mode (no page table walk) special: In that case, we curr