Messages in this thread | | | Date | Tue, 14 Sep 2021 15:10:30 +0800 | From | Yang Zhong <> | Subject | Re: [RFC/RFT PATCH 0/2] x86: sgx_vepc: implement ioctl to EREMOVE all pages |
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On Mon, Sep 13, 2021 at 09:11:51AM -0400, Paolo Bonzini wrote: > Based on discussions from the previous week(end), this series implements > a ioctl that performs EREMOVE on all pages mapped by a /dev/sgx_vepc > file descriptor. Other possibilities, such as closing and reopening > the device, are racy. > > The patches are untested, but I am posting them because they are simple > and so that Yang Zhong can try using them in QEMU. >
Paolo, i re-implemented one reset patch in the Qemu side to call this ioctl(), and did some tests on Windows and Linux guest, the Windows/Linux guest reboot work well.
So, it is time for me to send this reset patch to Qemu community? or wait for this kernel patchset merged? thanks!
Yang
> Paolo > > Paolo Bonzini (2): > x86: sgx_vepc: extract sgx_vepc_remove_page > x86: sgx_vepc: implement SGX_IOC_VEPC_REMOVE ioctl > > arch/x86/include/uapi/asm/sgx.h | 2 ++ > arch/x86/kernel/cpu/sgx/virt.c | 48 ++++++++++++++++++++++++++++++--- > 2 files changed, 47 insertions(+), 3 deletions(-) > > -- > 2.27.0
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