diff options
| author | Jonathan Kim <Jonathan.Kim@amd.com> | 2024-03-01 12:25:17 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-27 08:53:02 -0400 |
| commit | 0cac183b98d8a8c692c98e8dba37df15a9e9210d (patch) | |
| tree | 0a1b7017d8773f05d21aedd1f9b2cb24d210c5d9 /include | |
| parent | 78aca9ee5e012e130dbfbd7191bc2302b0cf3b37 (diff) | |
| download | linux-0cac183b98d8a8c692c98e8dba37df15a9e9210d.tar.gz | |
drm/amdkfd: range check cp bad op exception interrupts
Due to a CP interrupt bug, bad packet garbage exception codes are raised.
Do a range check so that the debugger and runtime do not receive garbage
codes.
Update the user api to guard exception code type checking as well.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Tested-by: Jesse Zhang <jesse.zhang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/kfd_ioctl.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index 9ce46edc62a5b..2040a470ddb41 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -913,14 +913,25 @@ enum kfd_dbg_trap_exception_code { KFD_EC_MASK(EC_DEVICE_NEW)) #define KFD_EC_MASK_PROCESS (KFD_EC_MASK(EC_PROCESS_RUNTIME) | \ KFD_EC_MASK(EC_PROCESS_DEVICE_REMOVE)) +#define KFD_EC_MASK_PACKET (KFD_EC_MASK(EC_QUEUE_PACKET_DISPATCH_DIM_INVALID) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_DISPATCH_GROUP_SEGMENT_SIZE_INVALID) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_DISPATCH_CODE_INVALID) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_RESERVED) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_UNSUPPORTED) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_DISPATCH_WORK_GROUP_SIZE_INVALID) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_DISPATCH_REGISTER_INVALID) | \ + KFD_EC_MASK(EC_QUEUE_PACKET_VENDOR_UNSUPPORTED)) /* Checks for exception code types for KFD search */ +#define KFD_DBG_EC_IS_VALID(ecode) (ecode > EC_NONE && ecode < EC_MAX) #define KFD_DBG_EC_TYPE_IS_QUEUE(ecode) \ - (!!(KFD_EC_MASK(ecode) & KFD_EC_MASK_QUEUE)) + (KFD_DBG_EC_IS_VALID(ecode) && !!(KFD_EC_MASK(ecode) & KFD_EC_MASK_QUEUE)) #define KFD_DBG_EC_TYPE_IS_DEVICE(ecode) \ - (!!(KFD_EC_MASK(ecode) & KFD_EC_MASK_DEVICE)) + (KFD_DBG_EC_IS_VALID(ecode) && !!(KFD_EC_MASK(ecode) & KFD_EC_MASK_DEVICE)) #define KFD_DBG_EC_TYPE_IS_PROCESS(ecode) \ - (!!(KFD_EC_MASK(ecode) & KFD_EC_MASK_PROCESS)) + (KFD_DBG_EC_IS_VALID(ecode) && !!(KFD_EC_MASK(ecode) & KFD_EC_MASK_PROCESS)) +#define KFD_DBG_EC_TYPE_IS_PACKET(ecode) \ + (KFD_DBG_EC_IS_VALID(ecode) && !!(KFD_EC_MASK(ecode) & KFD_EC_MASK_PACKET)) /* Runtime enable states */ |