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X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: FXBQUvNTHvyR6baZXUVWwg+w0e9VCU3NCeGfdULL035PmrK06Ti3aAhMAVH3ueD4C3RXnFjvMTMSEQE8Jll5tw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR10MB7225 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-28_11,2025-03-27_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 phishscore=0 suspectscore=0 adultscore=0 malwarescore=0 spamscore=0 mlxlogscore=979 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2502280000 definitions=main-2503280151 X-Proofpoint-GUID: CdBLuTNbBdCXMgpZPuazinxNBN6iOwY6 X-Proofpoint-ORIG-GUID: CdBLuTNbBdCXMgpZPuazinxNBN6iOwY6 On 3/27/25 07:03, Steven Rostedt wrote: > On Wed, 26 Mar 2025 21:32:32 -0700 > Libo Chen wrote: > >> On 3/26/25 19:06, Steven Rostedt wrote: >>> On Wed, 26 Mar 2025 17:40:02 -0700 >>> Libo Chen wrote: >>> >>>>> + TP_printk("comm=%s pid=%d tgid=%d ngid=%d mem_node_allowed_mask=%lx", >>>> >>>> >>>> I cannot find a way to print out nodemask_t nicely here with %*pbl. >>>> So I fall back to just raw hex value. Will be grateful if someone >>>> knows a better way to print nodemask nicely in a tracepoint >>> >>> Ug. >>> >>> I guess I need to add support for that. Both in the boot verifier as well >>> as in libtraceevent. >>> >> >> That will be fantastic, I think this is quite useful. > Oops just saw this right now, not sure how I missed it. > I'm curious to what was broken. Just the user space side? Or was the kernel > side broken too? > That's a good point, I originally only tried %*pbl with trace-cmd, but I tested your patch without trace-cmd. So yeah %*pbl may already be working in the kernel, I will report back later today. -- Libo > I notice that i2c_write has "[%*phD]" which means it worked, and also > skipped out on the verification tests. This should be fixed. > > But trace-cmd and perf will not be able to print that out either. > > Now %*pbl works in the kernel (not checked), but probably doesn't work for > trace-cmd. > > -- Steve