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-rw-r--r--exec.c10
-rw-r--r--include/exec/cpu-common.h4
-rw-r--r--migration/rdma.c4
3 files changed, 12 insertions, 6 deletions
diff --git a/exec.c b/exec.c
index ba3f2cf6df..76bfc4ac4a 100644
--- a/exec.c
+++ b/exec.c
@@ -3345,14 +3345,20 @@ bool cpu_physical_memory_is_io(hwaddr phys_addr)
return res;
}
-void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
+int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
{
RAMBlock *block;
+ int ret = 0;
rcu_read_lock();
QLIST_FOREACH_RCU(block, &ram_list.blocks, next) {
- func(block->host, block->offset, block->used_length, opaque);
+ ret = func(block->idstr, block->host, block->offset,
+ block->used_length, opaque);
+ if (ret) {
+ break;
+ }
}
rcu_read_unlock();
+ return ret;
}
#endif
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
index 43428bd030..de8a7200a9 100644
--- a/include/exec/cpu-common.h
+++ b/include/exec/cpu-common.h
@@ -126,10 +126,10 @@ void cpu_flush_icache_range(hwaddr start, int len);
extern struct MemoryRegion io_mem_rom;
extern struct MemoryRegion io_mem_notdirty;
-typedef void (RAMBlockIterFunc)(void *host_addr,
+typedef int (RAMBlockIterFunc)(const char *block_name, void *host_addr,
ram_addr_t offset, ram_addr_t length, void *opaque);
-void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque);
+int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque);
#endif
diff --git a/migration/rdma.c b/migration/rdma.c
index 36719038f7..791ef44713 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -570,10 +570,10 @@ static int rdma_add_block(RDMAContext *rdma, void *host_addr,
* in advanced before the migration starts. This tells us where the RAM blocks
* are so that we can register them individually.
*/
-static void qemu_rdma_init_one_block(void *host_addr,
+static int qemu_rdma_init_one_block(const char *block_name, void *host_addr,
ram_addr_t block_offset, ram_addr_t length, void *opaque)
{
- rdma_add_block(opaque, host_addr, block_offset, length);
+ return rdma_add_block(opaque, host_addr, block_offset, length);
}
/*