Le 21/01/2021 à 08:49, Christoph Hellwig a écrit :
Add a helper that takes modules_mutex and uses find_module to check if a given module is loaded. This provides a better abstraction for the two callers, and allows to unexport modules_mutex and find_module.
Signed-off-by: Christoph Hellwig hch@lst.de
drivers/gpu/drm/drm_fb_helper.c | 7 +------ include/linux/module.h | 3 +++ kernel/module.c | 14 ++++++++++++-- kernel/trace/trace_kprobe.c | 4 +--- 4 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/include/linux/module.h b/include/linux/module.h index 7a0bcb5b1ffccd..b4654f8a408134 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -589,6 +589,9 @@ static inline bool within_module(unsigned long addr, const struct module *mod) /* Search for module by name: must hold module_mutex. */ struct module *find_module(const char *name); +/* Check if a module is loaded. */ +bool module_loaded(const char *name);
Maybe module_is_loaded() would be a better name.