diff options
author | Tomohiro Kusumi <[email protected]> | 2019-06-13 09:15:06 +0900 |
---|---|---|
committer | Brian Behlendorf <[email protected]> | 2019-06-12 17:15:06 -0700 |
commit | daddbdc7ccf5edc6174d6e7300f93bf009f0be12 (patch) | |
tree | d987e479f719983918316197049b98fa0d768f44 /module/zfs/zfs_sysfs.c | |
parent | d9b4bf0665a0b1a7af2bbb34c60bca612956022d (diff) |
Fix lockdep warning on insmod
sysfs_attr_init() is required to make lockdep happy for dynamically
allocated sysfs attributes. This fixed #8868 on Fedora 29 running
kernel-debug.
This requirement was introduced in 2.6.34.
See include/linux/sysfs.h for what it actually does.
Reviewed-by: Brian Behlendorf <[email protected]>
Reviewed-by: Olaf Faaland <[email protected]>
Signed-off-by: Tomohiro Kusumi <[email protected]>
Closes #8868
Closes #8884
Diffstat (limited to 'module/zfs/zfs_sysfs.c')
-rw-r--r-- | module/zfs/zfs_sysfs.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/module/zfs/zfs_sysfs.c b/module/zfs/zfs_sysfs.c index 30b5edb01..2f5bea9aa 100644 --- a/module/zfs/zfs_sysfs.c +++ b/module/zfs/zfs_sysfs.c @@ -144,6 +144,10 @@ zfs_kobj_release(struct kobject *kobj) zkobj->zko_attr_count = 0; } +#ifndef sysfs_attr_init +#define sysfs_attr_init(attr) do {} while (0) +#endif + static void zfs_kobj_add_attr(zfs_mod_kobj_t *zkobj, int attr_num, const char *attr_name) { @@ -154,6 +158,7 @@ zfs_kobj_add_attr(zfs_mod_kobj_t *zkobj, int attr_num, const char *attr_name) zkobj->zko_attr_list[attr_num].name = attr_name; zkobj->zko_attr_list[attr_num].mode = 0444; zkobj->zko_default_attrs[attr_num] = &zkobj->zko_attr_list[attr_num]; + sysfs_attr_init(&zkobj->zko_attr_list[attr_num]); } static int |