diff options
| author | Eric Paris <eparis@redhat.com> | 2010-10-25 14:41:45 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-26 11:37:18 -0700 |
| commit | ad16ad00c34d3f320a5876b3d711ef6bc81362e1 (patch) | |
| tree | 7cf3b755567fde2850d2ea7f4a186a0dcea6b80f /security/integrity/ima/ima.h | |
| parent | 15aac676778f206b42c4d7782b08f89246680485 (diff) | |
| download | kernel_samsung_smdk4412-ad16ad00c34d3f320a5876b3d711ef6bc81362e1.zip kernel_samsung_smdk4412-ad16ad00c34d3f320a5876b3d711ef6bc81362e1.tar.gz kernel_samsung_smdk4412-ad16ad00c34d3f320a5876b3d711ef6bc81362e1.tar.bz2 | |
IMA: use inode->i_lock to protect read and write counters
Currently IMA used the iint->mutex to protect the i_readcount and
i_writecount. This patch uses the inode->i_lock since we are going to
start using in inode objects and that is the most appropriate lock.
Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'security/integrity/ima/ima.h')
| -rw-r--r-- | security/integrity/ima/ima.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h index f7af011..80aca3d 100644 --- a/security/integrity/ima/ima.h +++ b/security/integrity/ima/ima.h @@ -106,6 +106,7 @@ struct ima_iint_cache { unsigned char flags; u8 digest[IMA_DIGEST_SIZE]; struct mutex mutex; /* protects: version, flags, digest */ + /* protected by inode->i_lock */ unsigned int readcount; /* measured files readcount */ unsigned int writecount;/* measured files writecount */ struct kref refcount; /* ima_iint_cache reference count */ |