Sami Tolvanen 983df5f269 samples/ftrace: Mark my_tramp[12]? global ... my_tramp[12]? are declared as global functions in C, but they are not marked global in the inline assembly definition. This mismatch confuses Clang's Control-Flow Integrity checking. Fix the definitions by adding .globl. Link: https://lkml.kernel.org/r/20201113183414.1446671-1-samitolvanen@google.com Fixes: 9d907f1ae8 ("ftrace/samples: Add a sample module that implements modify_ftrace_direct()") Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>		2020-11-30 21:42:48 -05:00
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Makefile	tracing: Sample module to demonstrate kernel access to Ftrace instances.	2019-11-22 19:41:08 -05:00
ftrace-direct-modify.c	samples/ftrace: Mark my_tramp[12]? global	2020-11-30 21:42:48 -05:00
ftrace-direct-too.c	samples/ftrace: Mark my_tramp[12]? global	2020-11-30 21:42:48 -05:00
ftrace-direct.c	samples/ftrace: Mark my_tramp[12]? global	2020-11-30 21:42:48 -05:00
sample-trace-array.c	sample-trace-array: Remove trace_array 'sample-instance'	2020-06-16 21:21:02 -04:00
sample-trace-array.h	tracing: Sample module to demonstrate kernel access to Ftrace instances.	2019-11-22 19:41:08 -05:00