In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Disable idle reallow as part of command/gpint execution [Why] Workaroud for a race condition where DMCUB is in the process of committing to IPS1 during the handshake causing us to miss the transition into IPS2 and touch the INBOX1 RPTR causing a HW hang. [How] Disable the reallow to ensure that we have enough of a gap between entry and exit and we're not seeing back-to-back wake_and_executes.
| Product | Vendor | Version |
|---|---|---|
| Linux | Linux | 3.2.1 to 5.2.1 |
| Linux | Linux | n/a |
| Linux | Linux | (Server Core installation) |
| Linux | Linux | 32-bit Systems Service Pack 2 |