c7c37bb875
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/20220705224749.806599472@goodmis.org Cc: Gregory Greenman <gregory.greenman@intel.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Kalle Valo <kvalo@kernel.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Eric Dumazet <edumazet@google.com> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Paolo Abeni <pabeni@redhat.com> Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Acked-by: Kalle Valo <kvalo@kernel.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/******************************************************************************
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*
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* Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved.
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*****************************************************************************/
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#if !defined(__IWLWIFI_DEVICE_TRACE_MSG) || defined(TRACE_HEADER_MULTI_READ)
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#define __IWLWIFI_DEVICE_TRACE_MSG
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi_msg
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#define MAX_MSG_LEN 110
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DECLARE_EVENT_CLASS(iwlwifi_msg_event,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf),
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TP_STRUCT__entry(
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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_vstr(msg, vaf->fmt, vaf->va);
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),
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TP_printk("%s", __get_str(msg))
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_err,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_warn,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_info,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_crit,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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TRACE_EVENT(iwlwifi_dbg,
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TP_PROTO(u32 level, const char *function,
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struct va_format *vaf),
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TP_ARGS(level, function, vaf),
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TP_STRUCT__entry(
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__field(u32, level)
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__string(function, function)
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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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__entry->level = level;
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__assign_str(function, function);
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__assign_vstr(msg, vaf->fmt, vaf->va);
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),
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TP_printk("%s", __get_str(msg))
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);
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#endif /* __IWLWIFI_DEVICE_TRACE_MSG */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE iwl-devtrace-msg
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#include <trace/define_trace.h>
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