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-rw-r--r--include/exec/cpu-all.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h
index 87b8658..ac06c67 100644
--- a/include/exec/cpu-all.h
+++ b/include/exec/cpu-all.h
@@ -279,9 +279,7 @@ struct RAMBlock {
uint32_t flags;
/* Protected by iothread lock. */
char idstr[256];
- /* Reads can take either the iothread or the ramlist lock.
- * Writes must take both locks.
- */
+ /* RCU-enabled, writes protected by the ramlist lock */
QLIST_ENTRY(RAMBlock) next;
int fd;
};
@@ -298,7 +296,7 @@ typedef struct RAMList {
/* Protected by the iothread lock. */
unsigned long *dirty_memory[DIRTY_MEMORY_NUM];
RAMBlock *mru_block;
- /* Protected by the ramlist lock. */
+ /* RCU-enabled, writes protected by the ramlist lock. */
QLIST_HEAD(, RAMBlock) blocks;
uint32_t version;
} RAMList;
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