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rdma: introduce qemu_ram_foreach_block()

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This is used during RDMA initialization in order to
transmit a description of all the RAM blocks to the
peer for later dynamic chunk registration purposes.

Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Chegu Vinod <chegu_vinod@hp.com>
Tested-by: Chegu Vinod <chegu_vinod@hp.com>
Tested-by: Michael R. Hines <mrhines@us.ibm.com>
Signed-off-by: Michael R. Hines <mrhines@us.ibm.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Michael R. Hines 2013-06-25 21:35:34 -04:00 committed by Juan Quintela
parent be903b2ae7
commit bd2fa51fcd
2 changed files with 14 additions and 0 deletions
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9
exec.c
View File

@ -2630,3 +2630,12 @@ bool cpu_physical_memory_is_io(hwaddr phys_addr)
memory_region_is_romd(mr));
}
#endif
void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
{
RAMBlock *block;
QTAILQ_FOREACH(block, &ram_list.blocks, next) {
func(block->host, block->offset, block->length, opaque);
}
}

5
include/exec/cpu-common.h
View File

@ -113,6 +113,11 @@ void cpu_physical_memory_write_rom(hwaddr addr,
extern struct MemoryRegion io_mem_rom;
extern struct MemoryRegion io_mem_notdirty;
typedef void (RAMBlockIterFunc)(void *host_addr,
ram_addr_t offset, ram_addr_t length, void *opaque);
void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque);
#endif
#endif /* !CPU_COMMON_H */