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| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2010-07-09 11:28:59 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-07-16 16:46:34 +0200 |
| commit | 7cf0b79e6ffd04bba5d4e625a0fe2e30a5b383e5 (patch) | |
| tree | 65a99a3bd6aeaafd723397ffb623a9a90e327474 /arch/um | |
| parent | perf tools: Add DWARF register lookup for SH (diff) | |
| download | linux-7cf0b79e6ffd04bba5d4e625a0fe2e30a5b383e5.tar.xz linux-7cf0b79e6ffd04bba5d4e625a0fe2e30a5b383e5.zip | |
perf probe: Fix error message if get_real_path() failed
Perf probe -L shows incorrect error message (Dwarf error) if it fails to find
source file. This can confuse users.
# ./perf probe -s /nowhere -L vfs_read
Debuginfo analysis failed. (-2)
Error: Failed to show lines. (-2)
With this patch, it shows correct message.
# ./perf probe -s /nowhere -L vfs_read
Failed to find source file. (-2)
Error: Failed to show lines. (-2)
LKML-Reference: <4C36EBDB.4020308@hitachi.com>
Cc: Chase Douglas <chase.douglas@canonical.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Acked-by: Chase Douglas <chase.douglas@canonical.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/um')
0 files changed, 0 insertions, 0 deletions