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authorDavid S. Miller <davem@davemloft.net>2015-08-13 16:23:11 -0700
committerDavid S. Miller <davem@davemloft.net>2015-08-13 16:23:11 -0700
commit182ad468e70fc7e8ff2e5d64344c690beaa00ddd (patch)
treeaf0b9b8da89ed03629c71f6829845c301485d289 /kernel/module.c
parentdocumentation: bring vxlan documentation more up-to-date (diff)
parentMerge tag 'dm-4.2-fixes-5' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm (diff)
downloadwireguard-linux-182ad468e70fc7e8ff2e5d64344c690beaa00ddd.tar.xz
wireguard-linux-182ad468e70fc7e8ff2e5d64344c690beaa00ddd.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/cavium/Kconfig The cavium conflict was overlapping dependency changes. Signed-off-by: David S. Miller <davem@davemloft.net>
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);