qemu_rdma_search_ram_block() can't fail. Return void, and drop the
unreachable error handling.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Li Zhijian <lizhijian@fujitsu.com>
---
migration/rdma.c | 24 ++++++++----------------
1 file changed, 8 insertions(+), 16 deletions(-)
diff --git a/migration/rdma.c b/migration/rdma.c
index f2f811ace2..7bea4d3947 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -1231,15 +1231,13 @@ static int qemu_rdma_reg_whole_ram_blocks(RDMAContext *rdma)
*
* Once the block is found, also identify which 'chunk' within that
* block that the page belongs to.
- *
- * This search cannot fail or the migration will fail.
*/
-static int qemu_rdma_search_ram_block(RDMAContext *rdma,
- uintptr_t block_offset,
- uint64_t offset,
- uint64_t length,
- uint64_t *block_index,
- uint64_t *chunk_index)
+static void qemu_rdma_search_ram_block(RDMAContext *rdma,
+ uintptr_t block_offset,
+ uint64_t offset,
+ uint64_t length,
+ uint64_t *block_index,
+ uint64_t *chunk_index)
{
uint64_t current_addr = block_offset + offset;
RDMALocalBlock *block = g_hash_table_lookup(rdma->blockmap,
@@ -1251,8 +1249,6 @@ static int qemu_rdma_search_ram_block(RDMAContext *rdma,
*block_index = block->index;
*chunk_index = ram_chunk_index(block->local_host_addr,
block->local_host_addr + (current_addr - block->offset));
-
- return 0;
}
/*
@@ -2321,12 +2317,8 @@ static int qemu_rdma_write(QEMUFile *f, RDMAContext *rdma,
rdma->current_length = 0;
rdma->current_addr = current_addr;
- ret = qemu_rdma_search_ram_block(rdma, block_offset,
- offset, len, &index, &chunk);
- if (ret) {
- error_report("ram block search failed");
- return ret;
- }
+ qemu_rdma_search_ram_block(rdma, block_offset,
+ offset, len, &index, &chunk);
rdma->current_index = index;
rdma->current_chunk = chunk;
}
--
2.41.0