[PATCH v1 0/4] SEV re-initialization fixes

From: Tycho Andersen

Date: Mon Apr 27 2026 - 12:24:01 EST


From: "Tycho Andersen (AMD)" <tycho@xxxxxxxxxx>

Here is a series targeted at fixing the bug where HSAVE_PA is cleared
after other VMs are running that Sashiko pointed out.

The first three patches are relatively straightforward, I think :). The
last one is an ABI break from how things used to work.

Thanks,

Tycho

Tycho Andersen (AMD) (4):
crypto/ccp: Do not initialize SNP for SEV ioctls
crypto/ccp: Do not initialize SNP for ioctl(SNP_COMMIT)
crypto/ccp: Do not initialize SNP for ioctl(SNP_VLEK_LOAD)
crypto/ccp: Do not initialize SNP for ioctl(SNP_CONFIG)

drivers/crypto/ccp/sev-dev.c | 70 ++++++------------------------------
1 file changed, 11 insertions(+), 59 deletions(-)


base-commit: 254f49634ee16a731174d2ae34bc50bd5f45e731
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2.53.0