Commit-ID: 82f990a82244f8dfeb7e776186dc4811eb651ed7
Gitweb: http://git.kernel.org/tip/82f990a82244f8dfeb7e776186dc4811eb651ed7
Author: Matt Fleming <matt.fleming@xxxxxxxxx>
AuthorDate: Tue, 8 Jul 2014 12:28:33 +0100
Committer: Matt Fleming <matt.fleming@xxxxxxxxx>
CommitDate: Fri, 18 Jul 2014 21:24:00 +0100
efi: Update stale locking comment for struct efivars
The comment describing how struct efivars->lock is used hasn't been
updated in sync with the code. Fix it.
Reported-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Cc: Mike Waychison <mikew@xxxxxxxxxx>
Signed-off-by: Matt Fleming <matt.fleming@xxxxxxxxx>
---
include/linux/efi.h | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 59c8acf..efc681f 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -1040,12 +1040,8 @@ struct efivar_operations {
struct efivars {
/*
* ->lock protects two things:
- * 1) ->list - adds, removals, reads, writes
- * 2) ops.[gs]et_variable() calls.
- * It must not be held when creating sysfs entries or calling kmalloc.
- * ops.get_next_variable() is only called from register_efivars()
- * or efivar_update_sysfs_entries(),
- * which is protected by the BKL, so that path is safe.
+ * 1) efivarfs_list and efivars_sysfs_list
+ * 2) ->ops calls
*/
spinlock_t lock;
struct kset *kset;
--
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