diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-02-02 13:13:25 +0100 |
|---|---|---|
| committer | Jessica Yu <jeyu@kernel.org> | 2021-02-08 12:21:40 +0100 |
| commit | a006050575745ca2be25118b90f1c37f454ac542 (patch) | |
| tree | 443ebee9efd98b83825c939c1a8879613ac32561 /include/linux/module.h | |
| parent | 089049f6c9956c5cf1fc89fe10229c76e99f4bef (diff) | |
module: use RCU to synchronize find_module
Allow for a RCU-sched critical section around find_module, following
the lower level find_module_all helper, and switch the two callers
outside of module.c to use such a RCU-sched critical section instead
of module_mutex.
Reviewed-by: Petr Mladek <pmladek@suse.com>
Acked-by: Miroslav Benes <mbenes@suse.cz>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jessica Yu <jeyu@kernel.org>
Diffstat (limited to 'include/linux/module.h')
| -rw-r--r-- | include/linux/module.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/module.h b/include/linux/module.h index 7a0bcb5b1ffc..a64aa84d1b18 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -586,7 +586,7 @@ static inline bool within_module(unsigned long addr, const struct module *mod) return within_module_init(addr, mod) || within_module_core(addr, mod); } -/* Search for module by name: must hold module_mutex. */ +/* Search for module by name: must be in a RCU-sched critical section. */ struct module *find_module(const char *name); struct symsearch { |