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migration: Move static var in ram_block_from_stream() into global

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Static variable is very unfriendly to threading of ram_block_from_stream().
Move it into MigrationIncomingState.

Make the incoming state pointer to be passed over to ram_block_from_stream() on
both caller sites.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20220301083925.33483-8-peterx@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Peter Xu 2022-03-01 16:39:07 +08:00 • committed by Dr. David Alan Gilbert
parent 095c12a4a2
commit 755e8d7cb6
2 changed files with 11 additions and 5 deletions
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3
migration/migration.h
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@ -66,7 +66,8 @@ typedef struct {
/* State for the incoming migration */
struct MigrationIncomingState {
QEMUFile *from_src_file;
/* Previously received RAM's RAMBlock pointer */
RAMBlock *last_recv_block;
/* A hook to allow cleanup at the end of incoming migration */
void *transport_data;
void (*transport_cleanup)(void *data);