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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/asm-generic/bitops/lock.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/asm-generic/bitops/lock.h')
-rw-r--r--ANDROID_3.4.5/include/asm-generic/bitops/lock.h45
1 files changed, 0 insertions, 45 deletions
diff --git a/ANDROID_3.4.5/include/asm-generic/bitops/lock.h b/ANDROID_3.4.5/include/asm-generic/bitops/lock.h
deleted file mode 100644
index 308a9e22..00000000
--- a/ANDROID_3.4.5/include/asm-generic/bitops/lock.h
+++ /dev/null
@@ -1,45 +0,0 @@
-#ifndef _ASM_GENERIC_BITOPS_LOCK_H_
-#define _ASM_GENERIC_BITOPS_LOCK_H_
-
-/**
- * test_and_set_bit_lock - Set a bit and return its old value, for lock
- * @nr: Bit to set
- * @addr: Address to count from
- *
- * This operation is atomic and provides acquire barrier semantics.
- * It can be used to implement bit locks.
- */
-#define test_and_set_bit_lock(nr, addr) test_and_set_bit(nr, addr)
-
-/**
- * clear_bit_unlock - Clear a bit in memory, for unlock
- * @nr: the bit to set
- * @addr: the address to start counting from
- *
- * This operation is atomic and provides release barrier semantics.
- */
-#define clear_bit_unlock(nr, addr) \
-do { \
- smp_mb__before_clear_bit(); \
- clear_bit(nr, addr); \
-} while (0)
-
-/**
- * __clear_bit_unlock - Clear a bit in memory, for unlock
- * @nr: the bit to set
- * @addr: the address to start counting from
- *
- * This operation is like clear_bit_unlock, however it is not atomic.
- * It does provide release barrier semantics so it can be used to unlock
- * a bit lock, however it would only be used if no other CPU can modify
- * any bits in the memory until the lock is released (a good example is
- * if the bit lock itself protects access to the other bits in the word).
- */
-#define __clear_bit_unlock(nr, addr) \
-do { \
- smp_mb(); \
- __clear_bit(nr, addr); \
-} while (0)
-
-#endif /* _ASM_GENERIC_BITOPS_LOCK_H_ */
-