tracing: Annotate ftrace_graph_hash pointer with __rcu

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Fix following instances of sparse error
kernel/trace/ftrace.c:5664:29: error: incompatible types in comparison
kernel/trace/ftrace.c:5785:21: error: incompatible types in comparison
kernel/trace/ftrace.c:5864:36: error: incompatible types in comparison
kernel/trace/ftrace.c:5866:25: error: incompatible types in comparison

Use rcu_dereference_protected to access the __rcu annotated pointer.

Link: http://lkml.kernel.org/r/20200201072703.17330-1-frextrite@gmail.com

Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Amol Grover <frextrite@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

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Amol Grover 2020-02-01 12:57:04 +05:30 • committed by Steven Rostedt (VMware)

parent 7495e0926f

commit 24a9729f83

2 changed files with 7 additions and 4 deletions

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2

kernel/trace/ftrace.c

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9

kernel/trace/trace.h

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