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plugins/solidigm/solidigm-util.c
63 строки
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Leonardo da Cunha
plugins/solidigm: BugFix dumping large telemetry logs.
16 июн 2026, 20:32
16 июн 2026, 20:32
3659396
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// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2023-2024 Solidigm. * * Author: leonardo.da.cunha@solidigm.com */ #include <errno.h> #include "nvme-cmds.h" #include "solidigm-util.h" const unsigned char solidigm_uuid[NVME_UUID_LEN] = { 0x96, 0x19, 0x58, 0x6e, 0xc1, 0x1b, 0x43, 0xad, 0xaa, 0xaa, 0x65, 0x41, 0x87, 0xf6, 0xbb, 0xb2 }; int sldgm_find_uuid_index(struct nvme_id_uuid_list *uuid_list, __u8 *index) { int i = libnvme_find_uuid(uuid_list, solidigm_uuid); *index = 0; if (i > 0) *index = i; else return -errno; return 0; } int sldgm_get_uuid_index(struct libnvme_transport_handle *hdl, __u8 *index) { struct nvme_id_uuid_list uuid_list; int err; *index = 0; err = nvme_identify_uuid_list(hdl, &uuid_list); if (err) return err; return sldgm_find_uuid_index(&uuid_list, index); } int sldgm_dynamic_telemetry(struct libnvme_transport_handle *hdl, bool create, bool ctrl, bool log_page, __u8 mtds, enum nvme_telemetry_da da, struct nvme_telemetry_log **log_buffer, size_t *log_buffer_size) { size_t max_data_tx = (1 << mtds) * NVME_LOG_PAGE_PDU_SIZE; int err; do { err = libnvme_get_telemetry_log(hdl, create, ctrl, log_page, max_data_tx, da, log_buffer, log_buffer_size); max_data_tx /= 2; create = false; } while ((err == -EPERM || err == -EINVAL) && max_data_tx >= NVME_LOG_PAGE_PDU_SIZE); return err; }