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authorFelipe Balbi <felipe.balbi@linux.intel.com>2017-06-02 13:20:25 +0300
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2017-12-04 15:14:30 +0300
commita773d419275bf54854ca6cfda8f2594ed2790faa (patch)
tree49d4dbdcc1a3ccc4263dd61a297a66dbad0b69e4 /include/linux/trace.h
parentc4bfd39d7fa5203d4b387c283d360e9a108e85b3 (diff)
downloadlinux-a773d419275bf54854ca6cfda8f2594ed2790faa.tar.xz
tracing: Pass export pointer as argument to ->write()
By passing an export descriptor to the write function, users don't need to keep a global static pointer and can rely on container_of() to fetch their own structure. Link: http://lkml.kernel.org/r/20170602102025.5140-1-felipe.balbi@linux.intel.com Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Reviewed-by: Chunyan Zhang <zhang.chunyan@linaro.org> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'include/linux/trace.h')
-rw-r--r--include/linux/trace.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/trace.h b/include/linux/trace.h
index d24991c1fef3..b95ffb2188ab 100644
--- a/include/linux/trace.h
+++ b/include/linux/trace.h
@@ -18,7 +18,7 @@
*/
struct trace_export {
struct trace_export __rcu *next;
- void (*write)(const void *, unsigned int);
+ void (*write)(struct trace_export *, const void *, unsigned int);
};
int register_ftrace_export(struct trace_export *export);