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rdma: introduce ram_handle_compressed()

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This gives RDMA shared access to madvise() on the destination side
when an entire chunk is found to be zero.

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 2013-07-22 10:01:53 -04:00 • committed by Juan Quintela
parent de7b685c9e
commit 44c3b58cf9
2 changed files with 21 additions and 10 deletions
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2
include/migration/migration.h
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@ -109,6 +109,8 @@ uint64_t xbzrle_mig_pages_transferred(void);
uint64_t xbzrle_mig_pages_overflow(void);
uint64_t xbzrle_mig_pages_cache_miss(void);
void ram_handle_compressed(void *host, uint8_t ch, uint64_t size);
/**
* @migrate_add_blocker - prevent migration from proceeding
*