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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-09-14 16:30:31 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-09-18 18:24:33 +0100 |
| commit | 10dde2bd66889f82bb37c16fe441f0ebb1c09c24 (patch) | |
| tree | af9e9475a9da758a204a5c03c870f497dc95c78d /kernel | |
| parent | ae324a719289a66197762ee3e78fec5dea144ba7 (diff) | |
| download | linux-next-10dde2bd66889f82bb37c16fe441f0ebb1c09c24.tar.gz linux-next-10dde2bd66889f82bb37c16fe441f0ebb1c09c24.zip | |
module: pull out add_taint_module() to be public
Other kernel code might want to call add_taint_module() so pull it out
and make it global. If modules are not enabled, this defaults to a call
to add_taint(), so all is fine.
Reviewed-by: Johan Hovold <johan@kernel.org>
Tested-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Bradley Morgan <brads@mainlining.org>
Reviewed-by: Petr Pavlu <petr.pavlu@suse.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patch.msgid.link/20260914-bind_taint-v4-1-eadf8a090903@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/module/main.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/kernel/module/main.c b/kernel/module/main.c index d0e1e0bd2ad0..444d990c9983 100644 --- a/kernel/module/main.c +++ b/kernel/module/main.c @@ -191,11 +191,21 @@ static inline int strong_try_module_get(struct module *mod) return -ENOENT; } -static inline void add_taint_module(struct module *mod, unsigned flag, - enum lockdep_ok lockdep_ok) +/** + * add_taint_module: add a taint flag if not already set for a specific module + * @mod: pointer to the module that caused the problem + * @flag: one of the TAINT_* constants. + * @lockdep_ok: whether lock debugging is still OK. + * + * If something bad has gone wrong, you'll want @lockdebug_ok = false, but for + * some noteworthy-but-not-corrupting cases, it can be set to true. + */ +void add_taint_module(struct module *mod, unsigned flag, + enum lockdep_ok lockdep_ok) { add_taint(flag, lockdep_ok); - set_bit(flag, &mod->taints); + if (mod) + set_bit(flag, &mod->taints); } /* |