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rdma: constify ram_chunk_{index, start, end} 

Signed-off-by: Isaku Yamahata <yamahata@private.email.ne.jp>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Isaku Yamahata 2013-09-04 11:32:19 +09:00 committed by Juan Quintela
parent 5a91337cdf
commit dd286ed700
1 changed files with 5 additions and 3 deletions
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8
migration-rdma.c
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@ -511,19 +511,21 @@ static int qemu_rdma_exchange_send(RDMAContext *rdma, RDMAControlHeader *head,
int *resp_idx, int *resp_idx,
int (*callback)(RDMAContext *rdma)); int (*callback)(RDMAContext *rdma));
static inline uint64_t ram_chunk_index(uint8_t *start, uint8_t *host) static inline uint64_t ram_chunk_index(const uint8_t *start,
const uint8_t *host)
{ {
return ((uintptr_t) host - (uintptr_t) start) >> RDMA_REG_CHUNK_SHIFT; return ((uintptr_t) host - (uintptr_t) start) >> RDMA_REG_CHUNK_SHIFT;
} }
static inline uint8_t *ram_chunk_start(RDMALocalBlock *rdma_ram_block, static inline uint8_t *ram_chunk_start(const RDMALocalBlock *rdma_ram_block,
uint64_t i) uint64_t i)
{ {
return (uint8_t *) (((uintptr_t) rdma_ram_block->local_host_addr) return (uint8_t *) (((uintptr_t) rdma_ram_block->local_host_addr)
+ (i << RDMA_REG_CHUNK_SHIFT)); + (i << RDMA_REG_CHUNK_SHIFT));
} }
static inline uint8_t *ram_chunk_end(RDMALocalBlock *rdma_ram_block, uint64_t i) static inline uint8_t *ram_chunk_end(const RDMALocalBlock *rdma_ram_block,
uint64_t i)
{ {
uint8_t *result = ram_chunk_start(rdma_ram_block, i) + uint8_t *result = ram_chunk_start(rdma_ram_block, i) +
(1UL << RDMA_REG_CHUNK_SHIFT); (1UL << RDMA_REG_CHUNK_SHIFT);