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| author | Eric Paris <eparis@redhat.com> | 2006-09-25 23:32:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-26 08:48:53 -0700 |
| commit | bc7e982b84aceef0a040c88ff659eb5c83818f72 (patch) | |
| tree | 0e351e00c5fa90cd5b6a9b9f710e95ecb953b1f2 /security | |
| parent | 23970741720360de9dd0a4e87fbeb1d5927aa474 (diff) | |
| download | linux-3.10-bc7e982b84aceef0a040c88ff659eb5c83818f72.tar.gz linux-3.10-bc7e982b84aceef0a040c88ff659eb5c83818f72.tar.bz2 linux-3.10-bc7e982b84aceef0a040c88ff659eb5c83818f72.zip | |
[PATCH] SELinux: convert sbsec semaphore to a mutex
This patch converts the semaphore in the superblock security struct to a
mutex. No locking changes or other code changes are done.
Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Acked-by: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'security')
| -rw-r--r-- | security/selinux/hooks.c | 7 | ||||
| -rw-r--r-- | security/selinux/include/objsec.h | 2 |
2 files changed, 4 insertions, 5 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 63ad57ab44f..55cec4d6f11 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -51,7 +51,6 @@ #include <net/ip.h> /* for sysctl_local_port_range[] */ #include <net/tcp.h> /* struct or_callable used in sock_rcv_skb */ #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <asm/ioctls.h> #include <linux/bitops.h> #include <linux/interrupt.h> @@ -243,7 +242,7 @@ static int superblock_alloc_security(struct super_block *sb) if (!sbsec) return -ENOMEM; - init_MUTEX(&sbsec->sem); + mutex_init(&sbsec->lock); INIT_LIST_HEAD(&sbsec->list); INIT_LIST_HEAD(&sbsec->isec_head); spin_lock_init(&sbsec->isec_lock); @@ -595,7 +594,7 @@ static int superblock_doinit(struct super_block *sb, void *data) struct inode *inode = root->d_inode; int rc = 0; - down(&sbsec->sem); + mutex_lock(&sbsec->lock); if (sbsec->initialized) goto out; @@ -690,7 +689,7 @@ next_inode: } spin_unlock(&sbsec->isec_lock); out: - up(&sbsec->sem); + mutex_unlock(&sbsec->lock); return rc; } diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h index 7d5a0289878..ef2267fea8b 100644 --- a/security/selinux/include/objsec.h +++ b/security/selinux/include/objsec.h @@ -63,7 +63,7 @@ struct superblock_security_struct { unsigned int behavior; /* labeling behavior */ unsigned char initialized; /* initialization flag */ unsigned char proc; /* proc fs */ - struct semaphore sem; + struct mutex lock; struct list_head isec_head; spinlock_t isec_lock; }; |