The previous patch changed kernel dso name from '[kernel.kallsyms]' to
vmlinux. However it might add confusion to old users accustomed to
the old name. So change the short name to '[kernel.vmlinux]' to
reduce such confusion.
Before:
# Overhead Command Shared Object Symbol
# ........ .............. .......................
...............................
#
9.83% swapper vmlinux [k] intel_idle
4.10% awk libc-2.20.so [.] __strcmp_sse2
1.86% sed libc-2.20.so [.] __strcmp_sse2
1.78% netctl-auto libc-2.20.so [.] __strcmp_sse2
1.23% netctl-auto libc-2.20.so [.] __mbrtowc
1.21% firefox libxul.so [.] 0x00000000024b62bd
1.20% swapper vmlinux [k] cpuidle_enter_state
1.03% sleep vmlinux [k]
copy_user_generic_unrolled
After:
# Overhead Command Shared Object Symbol
# ........ .............. .......................
...............................
#
9.83% swapper [kernel.vmlinux] [k] intel_idle
4.10% awk libc-2.20.so [.] __strcmp_sse2
1.86% sed libc-2.20.so [.] __strcmp_sse2
1.78% netctl-auto libc-2.20.so [.] __strcmp_sse2
1.23% netctl-auto libc-2.20.so [.] __mbrtowc
1.21% firefox libxul.so [.] 0x00000000024b62bd
1.20% swapper [kernel.vmlinux] [k] cpuidle_enter_state
1.03% sleep [kernel.vmlinux] [k]
copy_user_generic_unrolled
Cc: Adrian Hunter <adrian.hun...@intel.com>
Signed-off-by: Namhyung Kim <namhy...@kernel.org>
---
tools/perf/util/machine.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 53f90e9c65fe..52e94902afb1 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1106,6 +1106,9 @@ static int machine__process_kernel_mmap_event(struct
machine *machine,
if (__machine__create_kernel_maps(machine, kernel) < 0)
goto out_problem;
+ if (strstr(dso->long_name, "vmlinux"))
+ dso__set_short_name(dso, "[kernel.vmlinux]", false);
+
machine__set_kernel_mmap_len(machine, event);
/*
--
2.1.2
--
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