projects
/
urcu.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Raise the number of nested readers limit 2^16 and 2^32 on 32 and 64-bits arch.
[urcu.git]
/
urcu.h
diff --git
a/urcu.h
b/urcu.h
index 7c94a776119245086fc6a5ea84cd35684e0b2d8f..b8f6d9b29ab20a73b40b547261294c0f033c56e8 100644
(file)
--- a/
urcu.h
+++ b/
urcu.h
@@
-17,8
+17,8
@@
* Distributed under GPLv2
*/
* Distributed under GPLv2
*/
-#define __USE_GNU
#include <stdlib.h>
#include <stdlib.h>
+#include <pthread.h>
/* The "volatile" is due to gcc bugs */
#define barrier() __asm__ __volatile__("": : :"memory")
/* The "volatile" is due to gcc bugs */
#define barrier() __asm__ __volatile__("": : :"memory")
@@
-162,11
+162,12
@@
static inline void debug_yield_init(void)
#endif
/*
#endif
/*
- *
Limiting the nesting level to 256 to keep instructions small in the read
- * f
ast-path
.
+ *
The trick here is that RCU_GP_CTR_BIT must be a multiple of 8 so we can use a
+ * f
ull 8-bits, 16-bits or 32-bits bitmask for the lower order bits
.
*/
#define RCU_GP_COUNT (1U << 0)
*/
#define RCU_GP_COUNT (1U << 0)
-#define RCU_GP_CTR_BIT (1U << 8)
+/* Use the amount of bits equal to half of the architecture long size */
+#define RCU_GP_CTR_BIT (sizeof(long) << 2)
#define RCU_GP_CTR_NEST_MASK (RCU_GP_CTR_BIT - 1)
/*
#define RCU_GP_CTR_NEST_MASK (RCU_GP_CTR_BIT - 1)
/*
This page took
0.024194 seconds
and
4
git commands to generate.