Commit ef9c5160 authored by Peter Lieven's avatar Peter Lieven Committed by Dr. David Alan Gilbert
Browse files

migration/block: rename MAX_INFLIGHT_IO to MAX_IO_BUFFERS 



this actually limits (as the original commit mesage suggests) the
number of I/O buffers that can be allocated and not the number
of parallel (inflight) I/O requests.

Signed-off-by: default avatarPeter Lieven <pl@kamp.de>
Message-Id: <1520507908-16743-4-git-send-email-pl@kamp.de>
Reviewed-by: default avatarJuan Quintela <quintela@redhat.com>
Signed-off-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
parent 86b124bc

migration/block.c

+3 −4
Original line number Diff line number Diff line
@@ -36,7 +36,7 @@ 


#define MAX_IS_ALLOCATED_SEARCH (65536 * BDRV_SECTOR_SIZE)



#define MAX_INFLIGHT_IO 512

#define MAX_IO_BUFFERS 512



//#define DEBUG_BLK_MIGRATION
@@ -775,9 +775,8 @@ static int block_save_iterate(QEMUFile *f, void *opaque) 
    while ((block_mig_state.submitted +

            block_mig_state.read_done) * BLOCK_SIZE <

           qemu_file_get_rate_limit(f) &&

           (block_mig_state.submitted +

            block_mig_state.read_done) <

           MAX_INFLIGHT_IO) {

           (block_mig_state.submitted + block_mig_state.read_done) <

           MAX_IO_BUFFERS) {

        blk_mig_unlock();

        if (block_mig_state.bulk_completed == 0) {

            /* first finish the bulk phase */