aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/DocBook/kernel-locking.tmpl4
-rw-r--r--Documentation/block/biodoc.txt2
-rw-r--r--Documentation/cli-sti-removal.txt2
3 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/DocBook/kernel-locking.tmpl b/Documentation/DocBook/kernel-locking.tmpl
index 2e9d6b41f034..22ebd27a257e 100644
--- a/Documentation/DocBook/kernel-locking.tmpl
+++ b/Documentation/DocBook/kernel-locking.tmpl
@@ -854,7 +854,7 @@ The change is shown below, in standard patch format: the
854 }; 854 };
855 855
856-static DEFINE_MUTEX(cache_lock); 856-static DEFINE_MUTEX(cache_lock);
857+static spinlock_t cache_lock = SPIN_LOCK_UNLOCKED; 857+static DEFINE_SPINLOCK(cache_lock);
858 static LIST_HEAD(cache); 858 static LIST_HEAD(cache);
859 static unsigned int cache_num = 0; 859 static unsigned int cache_num = 0;
860 #define MAX_CACHE_SIZE 10 860 #define MAX_CACHE_SIZE 10
@@ -1238,7 +1238,7 @@ Here is the "lock-per-object" implementation:
1238- int popularity; 1238- int popularity;
1239 }; 1239 };
1240 1240
1241 static spinlock_t cache_lock = SPIN_LOCK_UNLOCKED; 1241 static DEFINE_SPINLOCK(cache_lock);
1242@@ -77,6 +84,7 @@ 1242@@ -77,6 +84,7 @@
1243 obj->id = id; 1243 obj->id = id;
1244 obj->popularity = 0; 1244 obj->popularity = 0;
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt
index 93f223b9723f..4dbb8be1c991 100644
--- a/Documentation/block/biodoc.txt
+++ b/Documentation/block/biodoc.txt
@@ -1097,7 +1097,7 @@ lock themselves, if required. Drivers that explicitly used the
1097io_request_lock for serialization need to be modified accordingly. 1097io_request_lock for serialization need to be modified accordingly.
1098Usually it's as easy as adding a global lock: 1098Usually it's as easy as adding a global lock:
1099 1099
1100 static spinlock_t my_driver_lock = SPIN_LOCK_UNLOCKED; 1100 static DEFINE_SPINLOCK(my_driver_lock);
1101 1101
1102and passing the address to that lock to blk_init_queue(). 1102and passing the address to that lock to blk_init_queue().
1103 1103
diff --git a/Documentation/cli-sti-removal.txt b/Documentation/cli-sti-removal.txt
index 0223c9d20331..60932b02fcb3 100644
--- a/Documentation/cli-sti-removal.txt
+++ b/Documentation/cli-sti-removal.txt
@@ -43,7 +43,7 @@ would execute while the cli()-ed section is executing.
43 43
44but from now on a more direct method of locking has to be used: 44but from now on a more direct method of locking has to be used:
45 45
46 spinlock_t driver_lock = SPIN_LOCK_UNLOCKED; 46 DEFINE_SPINLOCK(driver_lock);
47 struct driver_data; 47 struct driver_data;
48 48
49 irq_handler (...) 49 irq_handler (...)