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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: xHlPtlKCzF3QtH/HhxnpO1178kWAX+NrzMEr09l6GicdHxNXZx9QxvCQC0zlnmj9LqIlCCAv6cGPSr49ElPhvc3woNcYoeDXRUgHAw+9d1ovosA0vXQyGLAkTS7buT0z1ZFDKJEvkr5DX+4aTYfZ6PNEuRIVlvctmPnusezzyot0VZMwzDTW9GbAVlLpWNlDnSR0nQ1qd1D8mP7fcwIIBujCULNEc9gGOjQrQmyklxHCORzGLFOSb3MoRuYtVIkLnk5TrxqWvd4/DowkatO5VY0VGNMz6H70b9zEwCDfBSeEAjQzroq7M7ISUC2/7drSeBdeaBJTJeFbEM1ELeddUI7kYSc38lQIZrZB2n3ZMn4JizJKzyED3irBcxvpwpP4A/hOc3Cf9F3jZp64ECn9eI5+9xXbduIPCkqdN0m2zh+tH+cmqMy0F4Gp+pGWzmKJ X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Nov 2026 10:56:57.8483 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4f60c7f1-18b5-4a99-e6a6-08df3e502cd2 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: MI3PEPF0000855F.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU0PR08MB7637 On 11/4/26 18:25, Mark Brown wrote: > On Wed, Nov 04, 2026 at 12:03:11PM +0100, Pierre Gondois wrote: >> Add separate location and printing helpers for Memory Error >> Section 2: >> - cper_mem_err2_location() >> - cper_dimm_err2_location() >> - cper_print_mem2() >> +int cper_dimm_err2_location(const struct cper_sec_mem_err2 *mem, char *msg) >> +{ >> + u32 len, n; >> + const char *bank = NULL, *device = NULL; >> + >> + if (!msg || !(mem->validation_bits & CPER_MEM2_VALID_MODULE_HANDLE)) >> + return 0; >> + >> + /* SMBIOS handles are 16 bits; never truncate a Section 2 handle. */ >> + if (mem->mem_dev_handle <= U16_MAX) >> + dmi_memdev_name(mem->mem_dev_handle, &bank, &device); >> + else >> + pr_warn(FW_WARN "Memory Error Section 2 module handle 0x%x exceeds SMBIOS range\n", >> + mem->mem_dev_handle); > Should this be rate limited? > >> + len = CPER_REC_LEN; >> + if (bank && device) >> + n = snprintf(msg, len, "DIMM location: %s %s ", bank, device); >> + else >> + n = snprintf(msg, len, >> + "DIMM location: not present. DMI handle: 0x%.8x ", >> + mem->mem_dev_handle); > Shouldn't this be scnprintf(), especially in the first case where the > strings come from the firmware? Right, I ll update cper_dimm_err_location() aswell.