diff options
| author | Lee, Chun-Yi <joeyli.kernel@gmail.com> | 2012-10-05 05:54:56 (GMT) |
|---|---|---|
| committer | Matt Fleming <matt.fleming@intel.com> | 2012-10-30 10:39:18 (GMT) |
| commit | 605e70c7aa1b7b0d554baf945630c1d606bbfbc3 (patch) | |
| tree | 69982941955577654db2bd42ecd5235230407a7a | |
| parent | 0c542edde3cecc99b180a440ae33dcb7f28642ce (diff) | |
| download | linux-fsl-qoriq-605e70c7aa1b7b0d554baf945630c1d606bbfbc3.tar.xz | |
efi: add efivars kobject to efi sysfs folder
UEFI variable filesystem need a new mount point, so this patch add
efivars kobject to efi_kobj for create a /sys/firmware/efi/efivars
folder.
Cc: Matthew Garrett <mjg@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
Signed-off-by: Jeremy Kerr <jeremy.kerr@canonical.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
| -rw-r--r-- | drivers/firmware/efivars.c | 9 | ||||
| -rw-r--r-- | include/linux/efi.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index d7658b4..6793965 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -1527,6 +1527,7 @@ void unregister_efivars(struct efivars *efivars) sysfs_remove_bin_file(&efivars->kset->kobj, efivars->del_var); kfree(efivars->new_var); kfree(efivars->del_var); + kobject_put(efivars->kobject); kset_unregister(efivars->kset); } EXPORT_SYMBOL_GPL(unregister_efivars); @@ -1558,6 +1559,14 @@ int register_efivars(struct efivars *efivars, goto out; } + efivars->kobject = kobject_create_and_add("efivars", parent_kobj); + if (!efivars->kobject) { + pr_err("efivars: Subsystem registration failed.\n"); + error = -ENOMEM; + kset_unregister(efivars->kset); + goto out; + } + /* * Per EFI spec, the maximum storage allocated for both * the variable name and variable data is 1024 bytes. diff --git a/include/linux/efi.h b/include/linux/efi.h index b2af157..337aefb 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -662,6 +662,7 @@ struct efivars { spinlock_t lock; struct list_head list; struct kset *kset; + struct kobject *kobject; struct bin_attribute *new_var, *del_var; const struct efivar_operations *ops; struct efivar_entry *walk_entry; |