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authorAndrew Halaney <ahalaney@redhat.com>2021-10-13 17:40:21 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-10-14 10:48:56 +0200
commit9c40e1aa84123750773a57c9cf39112459a952dd (patch)
tree148afb115237e3751c0cc8c04e1f1b3191880060 /lib/dynamic_debug.c
parentdyndbg: make dyndbg a known cli param (diff)
downloadlinux-9c40e1aa84123750773a57c9cf39112459a952dd.tar.xz
linux-9c40e1aa84123750773a57c9cf39112459a952dd.zip
dyndbg: Remove support for ddebug_query param
This param has been deprecated for a very long time now, let's rip it out. Signed-off-by: Andrew Halaney <ahalaney@redhat.com> Signed-off-by: Jason Baron <jbaron@akamai.com> Link: https://lore.kernel.org/r/1634139622-20667-3-git-send-email-jbaron@akamai.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/dynamic_debug.c')
-rw-r--r--lib/dynamic_debug.c25
1 files changed, 0 insertions, 25 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index cd222a1c1238..a44ae0b4b022 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -746,21 +746,6 @@ EXPORT_SYMBOL(__dynamic_ibdev_dbg);
#endif
-#define DDEBUG_STRING_SIZE 1024
-static __initdata char ddebug_setup_string[DDEBUG_STRING_SIZE];
-
-static __init int ddebug_setup_query(char *str)
-{
- if (strlen(str) >= DDEBUG_STRING_SIZE) {
- pr_warn("ddebug boot param string too large\n");
- return 0;
- }
- strlcpy(ddebug_setup_string, str, DDEBUG_STRING_SIZE);
- return 1;
-}
-
-__setup("ddebug_query=", ddebug_setup_query);
-
/*
* Install a noop handler to make dyndbg look like a normal kernel cli param.
* This avoids warnings about dyndbg being an unknown cli param when supplied
@@ -1133,16 +1118,6 @@ static int __init dynamic_debug_init(void)
entries, modct, (int)((modct * sizeof(struct ddebug_table)) >> 10),
(int)((entries * sizeof(struct _ddebug)) >> 10));
- /* apply ddebug_query boot param, dont unload tables on err */
- if (ddebug_setup_string[0] != '\0') {
- pr_warn("ddebug_query param name is deprecated, change it to dyndbg\n");
- ret = ddebug_exec_queries(ddebug_setup_string, NULL);
- if (ret < 0)
- pr_warn("Invalid ddebug boot param %s\n",
- ddebug_setup_string);
- else
- pr_info("%d changes by ddebug_query\n", ret);
- }
/* now that ddebug tables are loaded, process all boot args
* again to find and activate queries given in dyndbg params.
* While this has already been done for known boot params, it