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author | Chris Zankel <chris@zankel.net> | 2015-08-29 23:55:58 (GMT) |
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committer | Chris Zankel <chris@zankel.net> | 2015-08-29 23:55:58 (GMT) |
commit | 650c919798c71fb34b77a6f2ba03a06907f06a76 (patch) | |
tree | d1c60012d4d86846d25f1d0b783b5122c26a2e31 /kernel/module.c | |
parent | 895fb3159280fe7695b35ec7c87ec19e13ca5b6e (diff) | |
parent | 64291f7db5bd8150a74ad2036f1037e6a0428df2 (diff) | |
download | linux-650c919798c71fb34b77a6f2ba03a06907f06a76.tar.xz |
Merge tag 'v4.2' into for_next
Linux 4.2
Diffstat (limited to 'kernel/module.c')
-rw-r--r-- | kernel/module.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c index 4d2b82e..b86b7bf 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -602,13 +602,16 @@ const struct kernel_symbol *find_symbol(const char *name, } EXPORT_SYMBOL_GPL(find_symbol); -/* Search for module by name: must hold module_mutex. */ +/* + * Search for module by name: must hold module_mutex (or preempt disabled + * for read-only access). + */ static struct module *find_module_all(const char *name, size_t len, bool even_unformed) { struct module *mod; - module_assert_mutex(); + module_assert_mutex_or_preempt(); list_for_each_entry(mod, &modules, list) { if (!even_unformed && mod->state == MODULE_STATE_UNFORMED) @@ -621,6 +624,7 @@ static struct module *find_module_all(const char *name, size_t len, struct module *find_module(const char *name) { + module_assert_mutex(); return find_module_all(name, strlen(name), false); } EXPORT_SYMBOL_GPL(find_module); |