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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-09-29 16:28:52 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-09-29 16:28:52 -0700
commit8f697e574012cc73b6b0dcbf30d88a3a0f43b78f (patch)
treea6b16bcf33ad08e03837b61eed2fffb31118f1f3 /kernel/module.c
parent221bcb24c6530be17468fdcdbf91299aba32a693 (diff)
parent9ffecb10283508260936b96022d4ee43a7798b4c (diff)
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Merge tag 'v4.3-rc3' into next
Merge with Linux 4.3-rc3 to bring in MFD DA9062 changes to merge DA9062 OnKey driver.
Diffstat (limited to 'kernel/module.c')
-rw-r--r--kernel/module.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 4d2b82e610e2..b86b7bf1be38 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);