[PATCH v3 0/2] s390/uv: Various fixes for UV secrets

[Steffen Eiden]

To: Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>
To: Janosch Frank <frankja@xxxxxxxxxxxxx>
To: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Heiko Carstens <hca@xxxxxxxxxxxxx>
Cc: Vasily Gorbik <gor@xxxxxxxxxxxxx>
Cc: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>
Cc: Sven Schnelle <svens@xxxxxxxxxxxxx>
Cc: Christoph Schlameuss <schlameuss@xxxxxxxxxxxxx>
Cc: Harald Freudenberger <freude@xxxxxxxxxxxxx>
Cc: Steffen Eiden <seiden@xxxxxxxxxxxxx>
Cc: kvm@xxxxxxxxxxxxxxx
Cc: linux-s390@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx

Fix some issues in the retrieve secret infrastructure. First, fix the
issue that the loop in uv_find_secret cannot ran more that one round.
Second, fix a potential out of bounds issue in find_secret_in_page.

---
Changes in v3:
- Add R-b from Christoph for patch 1
- Improved commit message in patch 1
- Link to v2: https://lore.kernel.org/r/20260811-uv_secrets_fix-v2-0-64444968ec55@xxxxxxxxxxxxx
Changes in v2:
- Add Ack from Claudio
- Add patch that fixes a potential out-of-bounds access in find_secret_in_page
- Link to v1: https://lore.kernel.org/r/20260811-uv_secrets_fix-v1-1-940a421a9292@xxxxxxxxxxxxx

---
Steffen Eiden (2):
      s390/uv: Fix loop condition in uv_find_secrets
      s390/uv: Prevent potential out-of-bounds read

 arch/s390/kernel/uv.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
---
base-commit: d58772d8520c7ef247c4b95c9bd76d3a25da9ff5
change-id: 20260811-uv_secrets_fix-58a63b4a4ec4

Best regards,
-- 
Steffen Eiden <seiden@xxxxxxxxxxxxx>