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docs/dyndbg: update examples \012 to \n

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commit 47ea6f99d0 ("dyndbg: use ESCAPE_SPACE for cat control")
changed the control-file to display format strings with "\n" rather
than "\012".  Update the docs to match the new reality.

Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com>
Tested-by: Louis Chauvet <louis.chauvet@bootlin.com>
Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20260502-dyndbg-doc-v1-1-67cc4a93a77e@gmail.com>
This commit is contained in:
Jim Cromie 2026-05-02 17:32:55 -06:00 committed by Jonathan Corbet
parent 3c2edee3a4
commit c76934b3f4
1 changed files with 10 additions and 10 deletions
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20
Documentation/admin-guide/dynamic-debug-howto.rst
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@ -38,12 +38,12 @@ You can view the currently configured behaviour in the *prdbg* catalog::
:#> head -n7 /proc/dynamic_debug/control
# filename:lineno [module]function flags format
init/main.c:1179 [main]initcall_blacklist =_ "blacklisting initcall %s\012
init/main.c:1218 [main]initcall_blacklisted =_ "initcall %s blacklisted\012"
init/main.c:1424 [main]run_init_process =_ " with arguments:\012"
init/main.c:1426 [main]run_init_process =_ " %s\012"
init/main.c:1427 [main]run_init_process =_ " with environment:\012"
init/main.c:1429 [main]run_init_process =_ " %s\012"
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"
The 3rd space-delimited column shows the current flags, preceded by
a ``=`` for easy use with grep/cut. ``=p`` shows enabled callsites.
@ -59,10 +59,10 @@ query/commands to the control file. Example::
:#> ddcmd '-p; module main func run* +p'
:#> grep =p /proc/dynamic_debug/control
init/main.c:1424 [main]run_init_process =p " with arguments:\012"
init/main.c:1426 [main]run_init_process =p " %s\012"
init/main.c:1427 [main]run_init_process =p " with environment:\012"
init/main.c:1429 [main]run_init_process =p " %s\012"
init/main.c:1424 [main]run_init_process =p " with arguments:\n"
init/main.c:1426 [main]run_init_process =p " %s\n"
init/main.c:1427 [main]run_init_process =p " with environment:\n"
init/main.c:1429 [main]run_init_process =p " %s\n"
Error messages go to console/syslog::