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74003fc4ae
Instead of open coding a __dynamic_array() with a fixed length (which defeats the purpose of the dynamic array in the first place). Use the new __vstring() helper that will use a va_list and only write enough of the string into the ring buffer that is needed. Link: https://lkml.kernel.org/r/20220705224750.896553364@goodmis.org Cc: Bart Van Assche <bvanassche@acm.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
46 lines
910 B
C
46 lines
910 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#if !defined(_TRACE_QLA_H_) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_QLA_H_
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM qla
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#define QLA_MSG_MAX 256
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#pragma GCC diagnostic push
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#ifndef __clang__
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#pragma GCC diagnostic ignored "-Wsuggest-attribute=format"
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#endif
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DECLARE_EVENT_CLASS(qla_log_event,
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TP_PROTO(const char *buf,
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struct va_format *vaf),
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TP_ARGS(buf, vaf),
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TP_STRUCT__entry(
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__string(buf, buf)
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__vstring(msg, vaf->fmt, vaf->va)
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),
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TP_fast_assign(
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__assign_str(buf, buf);
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__assign_vstr(msg, vaf->fmt, vaf->va);
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),
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TP_printk("%s %s", __get_str(buf), __get_str(msg))
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);
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#pragma GCC diagnostic pop
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DEFINE_EVENT(qla_log_event, ql_dbg_log,
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TP_PROTO(const char *buf, struct va_format *vaf),
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TP_ARGS(buf, vaf)
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);
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#endif /* _TRACE_QLA_H */
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#define TRACE_INCLUDE_FILE qla
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#include <trace/define_trace.h>
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