// SPDX-License-Identifier: GPL-2.0 /* * null_blk trace related helpers. * * Copyright (C) 2020 Western Digital Corporation or its affiliates. */ #include "null_blk_trace.h" /* * Helper to use for all null_blk traces to extract disk name. */ const char *nullb_trace_disk_name(struct trace_seq *p, char *name) { const char *ret = trace_seq_buffer_ptr(p); if (name && *name) trace_seq_printf(p, "disk=%s, ", name); trace_seq_putc(p, 0); return ret; }