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| author | Sven Schnelle <svens@linux.ibm.com> | 2024-12-26 14:13:48 +0900 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2024-12-26 10:50:05 -0500 |
| commit | 7495e179b478801433cec3cc4a82d2dcea35bf06 (patch) | |
| tree | d9e6a047681cf11f9ced4739b0d05574b07176ae /arch/s390/Kconfig | |
| parent | a762e9267dca843ced943ec24f20e110ba7c8431 (diff) | |
| download | linux-7495e179b478801433cec3cc4a82d2dcea35bf06.tar.gz linux-7495e179b478801433cec3cc4a82d2dcea35bf06.tar.bz2 linux-7495e179b478801433cec3cc4a82d2dcea35bf06.zip | |
s390/tracing: Enable HAVE_FTRACE_GRAPH_FUNC
Add ftrace_graph_func() which is required for fprobe to access registers.
This also eliminates the need for calling prepare_ftrace_return() from
ftrace_caller().
Cc: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Florent Revest <revest@chromium.org>
Cc: Martin KaFai Lau <martin.lau@linux.dev>
Cc: bpf <bpf@vger.kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Alan Maguire <alan.maguire@oracle.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/173519002875.391279.7060964632119674159.stgit@devnote2
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index d8eee56c10b6..622ea2e9a87e 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -190,6 +190,7 @@ config S390 select HAVE_EFFICIENT_UNALIGNED_ACCESS select HAVE_GUP_FAST select HAVE_FENTRY + select HAVE_FTRACE_GRAPH_FUNC select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_ARG_ACCESS_API select HAVE_FUNCTION_ERROR_INJECTION |