Message ID | 20220829165659.96046-3-peterx@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | migration: Postcopy Preempt-Full | expand |
* Peter Xu (peterx@redhat.com) wrote: > Add the helper to show that postcopy preempt enabled, meanwhile active. > > Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> > --- > migration/ram.c | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > > diff --git a/migration/ram.c b/migration/ram.c > index dc1de9ddbc..8c5d5332e8 100644 > --- a/migration/ram.c > +++ b/migration/ram.c > @@ -162,6 +162,11 @@ out: > return ret; > } > > +static bool postcopy_preempt_active(void) > +{ > + return migrate_postcopy_preempt() && migration_in_postcopy(); > +} > + > bool ramblock_is_ignored(RAMBlock *block) > { > return !qemu_ram_is_migratable(block) || > @@ -2434,7 +2439,7 @@ static void postcopy_preempt_choose_channel(RAMState *rs, PageSearchStatus *pss) > /* We need to make sure rs->f always points to the default channel elsewhere */ > static void postcopy_preempt_reset_channel(RAMState *rs) > { > - if (migrate_postcopy_preempt() && migration_in_postcopy()) { > + if (postcopy_preempt_active()) { > rs->postcopy_channel = RAM_CHANNEL_PRECOPY; > rs->f = migrate_get_current()->to_dst_file; > trace_postcopy_preempt_reset_channel(); > @@ -2472,7 +2477,7 @@ static int ram_save_host_page(RAMState *rs, PageSearchStatus *pss) > return 0; > } > > - if (migrate_postcopy_preempt() && migration_in_postcopy()) { > + if (postcopy_preempt_active()) { > postcopy_preempt_choose_channel(rs, pss); > } > > -- > 2.32.0 >
diff --git a/migration/ram.c b/migration/ram.c index dc1de9ddbc..8c5d5332e8 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -162,6 +162,11 @@ out: return ret; } +static bool postcopy_preempt_active(void) +{ + return migrate_postcopy_preempt() && migration_in_postcopy(); +} + bool ramblock_is_ignored(RAMBlock *block) { return !qemu_ram_is_migratable(block) || @@ -2434,7 +2439,7 @@ static void postcopy_preempt_choose_channel(RAMState *rs, PageSearchStatus *pss) /* We need to make sure rs->f always points to the default channel elsewhere */ static void postcopy_preempt_reset_channel(RAMState *rs) { - if (migrate_postcopy_preempt() && migration_in_postcopy()) { + if (postcopy_preempt_active()) { rs->postcopy_channel = RAM_CHANNEL_PRECOPY; rs->f = migrate_get_current()->to_dst_file; trace_postcopy_preempt_reset_channel(); @@ -2472,7 +2477,7 @@ static int ram_save_host_page(RAMState *rs, PageSearchStatus *pss) return 0; } - if (migrate_postcopy_preempt() && migration_in_postcopy()) { + if (postcopy_preempt_active()) { postcopy_preempt_choose_channel(rs, pss); }
Add the helper to show that postcopy preempt enabled, meanwhile active. Signed-off-by: Peter Xu <peterx@redhat.com> --- migration/ram.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)