From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Jeremy Linton <jeremy.linton@arm.com>
Subject: [for-next][PATCH 06/12] trace: rename trace_enum_mutex to trace_eval_mutex
Date: Thu, 15 Jun 2017 06:52:29 -0400 [thread overview]
Message-ID: <20170615105253.537390734@goodmis.org> (raw)
In-Reply-To: 20170615105223.551999981@goodmis.org
[-- Attachment #1: 0006-trace-rename-trace_enum_mutex-to-trace_eval_mutex.patch --]
[-- Type: text/plain, Size: 2396 bytes --]
From: Jeremy Linton <jeremy.linton@arm.com>
There is a lock protecting the trace_enum_map, rename
it to reflect the use by more than enums.
Link: http://lkml.kernel.org/r/20170531215653.3240-6-jeremy.linton@arm.com
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
kernel/trace/trace.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 13c81f4f2bd7..e0279f5dc83f 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -138,7 +138,7 @@ struct trace_eval_map_tail {
const char *end; /* points to NULL */
};
-static DEFINE_MUTEX(trace_enum_mutex);
+static DEFINE_MUTEX(trace_eval_mutex);
/*
* The trace_eval_maps are saved in an array with two extra elements,
@@ -4785,7 +4785,7 @@ static void *enum_map_start(struct seq_file *m, loff_t *pos)
union trace_eval_map_item *v;
loff_t l = 0;
- mutex_lock(&trace_enum_mutex);
+ mutex_lock(&trace_eval_mutex);
v = trace_eval_maps;
if (v)
@@ -4800,7 +4800,7 @@ static void *enum_map_start(struct seq_file *m, loff_t *pos)
static void enum_map_stop(struct seq_file *m, void *v)
{
- mutex_unlock(&trace_enum_mutex);
+ mutex_unlock(&trace_eval_mutex);
}
static int enum_map_show(struct seq_file *m, void *v)
@@ -4865,7 +4865,7 @@ trace_insert_enum_map_file(struct module *mod, struct trace_eval_map **start,
return;
}
- mutex_lock(&trace_enum_mutex);
+ mutex_lock(&trace_eval_mutex);
if (!trace_eval_maps)
trace_eval_maps = map_array;
@@ -4890,7 +4890,7 @@ trace_insert_enum_map_file(struct module *mod, struct trace_eval_map **start,
}
memset(map_array, 0, sizeof(*map_array));
- mutex_unlock(&trace_enum_mutex);
+ mutex_unlock(&trace_eval_mutex);
}
static void trace_create_enum_file(struct dentry *d_tracer)
@@ -7768,7 +7768,7 @@ static void trace_module_remove_enums(struct module *mod)
if (!mod->num_trace_evals)
return;
- mutex_lock(&trace_enum_mutex);
+ mutex_lock(&trace_eval_mutex);
map = trace_eval_maps;
@@ -7785,7 +7785,7 @@ static void trace_module_remove_enums(struct module *mod)
*last = trace_enum_jmp_to_tail(map)->tail.next;
kfree(map);
out:
- mutex_unlock(&trace_enum_mutex);
+ mutex_unlock(&trace_eval_mutex);
}
#else
static inline void trace_module_remove_enums(struct module *mod) { }
--
2.10.2
next prev parent reply other threads:[~2017-06-15 10:54 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-15 10:52 [for-next][PATCH 00/12] tracing: Updates for 4.13 Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 01/12] tracing: Remove unused declaration of trace_stop_cmdline_recording Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 02/12] trace: rename kernel enum section to eval Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 03/12] trace: rename trace_enum_map to trace_eval_map Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 04/12] trace: rename struct module entry for trace enums Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 05/12] trace: rename trace enum data structures in trace.c Steven Rostedt
2017-06-15 10:52 ` Steven Rostedt [this message]
2017-06-15 10:52 ` [for-next][PATCH 07/12] trace: rename trace.c enum functions Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 08/12] trace: rename enum_map functions Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 09/12] tracing: Rename enum_replace to eval_replace Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 10/12] tracing: define TRACE_DEFINE_SIZEOF() macro to map sizeofs to their values Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 11/12] tracing: Add TRACE_DEFINE_SIZEOF() macros Steven Rostedt
2017-06-15 10:52 ` [for-next][PATCH 12/12] tracing: Rename update the enum_map file Steven Rostedt
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