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multifd: Create property multifd-flush-after-each-section

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We used to flush all channels at the end of each RAM section
sent.  That is not needed, so preparing to only flush after a full
iteration through all the RAM.

Default value of the property is false.  But we return "true" in
migrate_multifd_flush_after_each_section() until we implement the code
in following patches.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Peter Xu <peterx@redhat.com>

---

Rename each-iteration to after-each-section
Rename multifd-sync-after-each-section to
       multifd-flush-after-each-section
Move to machine-8.0 (peter)
This commit is contained in:
Juan Quintela 2022-06-21 12:13:14 +02:00
parent f9436522c8
commit 77c259a4cb
4 changed files with 29 additions and 1 deletions
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4
hw/core/machine.c
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@ -39,7 +39,9 @@
#include "hw/virtio/virtio.h"
#include "hw/virtio/virtio-pci.h"
GlobalProperty hw_compat_8_0[] = {};
GlobalProperty hw_compat_8_0[] = {
{ "migration", "multifd-flush-after-each-section", "on"},
};
const size_t hw_compat_8_0_len = G_N_ELEMENTS(hw_compat_8_0);
GlobalProperty hw_compat_7_2[] = {