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Fix tp_copy_string_from_user handling of faults
[lttng-modules.git]
/
wrapper
/
spinlock.h
diff --git
a/wrapper/spinlock.h
b/wrapper/spinlock.h
index af00ef2879e2b8043e255ad5feb7828ce5b0afa0..8b1ad992559590a31c0be4ce3e8476bdd510f020 100644
(file)
--- a/
wrapper/spinlock.h
+++ b/
wrapper/spinlock.h
@@
-11,12
+11,15
@@
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33))
-#define raw_spin_lock_init(lock) \
- do { \
- *(lock) = __RAW_SPIN_LOCK_UNLOCKED(lock); \
+#include <linux/string.h>
+
+#define raw_spin_lock_init(lock) \
+ do { \
+ raw_spinlock_t __lock = __RAW_SPIN_LOCK_UNLOCKED; \
+ memcpy(lock, &__lock, sizeof(lock)); \
} while (0)
} while (0)
-#define raw_spin_is_locked(lock) spin_is_locked(lock)
+#define raw_spin_is_locked(lock)
__raw_
spin_is_locked(lock)
#endif
#endif
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