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| author |   Jim Cromie <jim.cromie@gmail.com> | 2022-09-04 15:40:43 -0600 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-07 16:58:23 +0200 |
| commit | 47ea6f99d06e5a76afffc7f97009081158a9929d (patch) | |
| tree | bf0d0fc986e773f2e09694b3915e3e3af5a3b12e | |
| parent | dyndbg: reverse module.callsite walk in cat control (diff) | |
| download | linux-dev-47ea6f99d06e5a76afffc7f97009081158a9929d.tar.xz linux-dev-47ea6f99d06e5a76afffc7f97009081158a9929d.zip | |
dyndbg: use ESCAPE_SPACE for cat control
`cat control` currently does octal escape, so '\n' becomes "\012".
Change this to display as "\n" instead, which reads much cleaner.
:#> head -n7 /proc/dynamic_debug/control
# filename:lineno [module]function flags format
init/main.c:1179 [main]initcall_blacklist =_ "blacklisting initcall %s\n"
init/main.c:1218 [main]initcall_blacklisted =_ "initcall %s blacklisted\n"
init/main.c:1424 [main]run_init_process =_ " with arguments:\n"
init/main.c:1426 [main]run_init_process =_ " %s\n"
init/main.c:1427 [main]run_init_process =_ " with environment:\n"
init/main.c:1429 [main]run_init_process =_ " %s\n"
Acked-by: Jason Baron <jbaron@akamai.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Link: https://lore.kernel.org/r/20220904214134.408619-7-jim.cromie@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | lib/dynamic_debug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 8ff11977b8bd..e5cbe603000c 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -900,7 +900,7 @@ static int ddebug_proc_show(struct seq_file *m, void *p) trim_prefix(dp->filename), dp->lineno, iter->table->mod_name, dp->function, ddebug_describe_flags(dp->flags, &flags)); - seq_escape(m, dp->format, "\t\r\n\""); + seq_escape_str(m, dp->format, ESCAPE_SPACE, "\t\r\n\""); seq_puts(m, "\"\n"); return 0; |