Do not add/del coalesced IO ranges in the case where the
same FlatRanges are present in both old and new FlatViews
Fixes: 3ac7d43a6fbb ("memory: update coalesced_range on transaction_commit")
Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
---
memory.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/memory.c b/memory.c
index 61d66e4..e49369d 100644
--- a/memory.c
+++ b/memory.c
@@ -932,9 +932,7 @@ static void address_space_update_topology_pass(AddressSpace *as,
} else if (frold && frnew && flatrange_equal(frold, frnew)) {
/* In both and unchanged (except logging may have changed) */
- if (!adding) {
- flat_range_coalesced_io_del(frold, as);
- } else {
+ if (adding) {
MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, region_nop);
if (frnew->dirty_log_mask & ~frold->dirty_log_mask) {
MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, log_start,
@@ -946,7 +944,6 @@ static void address_space_update_topology_pass(AddressSpace *as,
frold->dirty_log_mask,
frnew->dirty_log_mask);
}
- flat_range_coalesced_io_add(frnew, as);
}
++iold;
--
1.8.3.1
ping > On Feb 5, 2019, at 5:50 PM, Jagannathan Raman <jag.raman@oracle.com> wrote: > > Do not add/del coalesced IO ranges in the case where the > same FlatRanges are present in both old and new FlatViews > > Fixes: 3ac7d43a6fbb ("memory: update coalesced_range on transaction_commit") > Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> > --- > memory.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/memory.c b/memory.c > index 61d66e4..e49369d 100644 > --- a/memory.c > +++ b/memory.c > @@ -932,9 +932,7 @@ static void address_space_update_topology_pass(AddressSpace *as, > } else if (frold && frnew && flatrange_equal(frold, frnew)) { > /* In both and unchanged (except logging may have changed) */ > > - if (!adding) { > - flat_range_coalesced_io_del(frold, as); > - } else { > + if (adding) { > MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, region_nop); > if (frnew->dirty_log_mask & ~frold->dirty_log_mask) { > MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, log_start, > @@ -946,7 +944,6 @@ static void address_space_update_topology_pass(AddressSpace *as, > frold->dirty_log_mask, > frnew->dirty_log_mask); > } > - flat_range_coalesced_io_add(frnew, as); > } > > ++iold; > -- > 1.8.3.1 > >
On 05/02/19 23:50, Jagannathan Raman wrote: > Do not add/del coalesced IO ranges in the case where the > same FlatRanges are present in both old and new FlatViews > > Fixes: 3ac7d43a6fbb ("memory: update coalesced_range on transaction_commit") > Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> > --- > memory.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/memory.c b/memory.c > index 61d66e4..e49369d 100644 > --- a/memory.c > +++ b/memory.c > @@ -932,9 +932,7 @@ static void address_space_update_topology_pass(AddressSpace *as, > } else if (frold && frnew && flatrange_equal(frold, frnew)) { > /* In both and unchanged (except logging may have changed) */ > > - if (!adding) { > - flat_range_coalesced_io_del(frold, as); > - } else { > + if (adding) { > MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, region_nop); > if (frnew->dirty_log_mask & ~frold->dirty_log_mask) { > MEMORY_LISTENER_UPDATE_REGION(frnew, as, Forward, log_start, > @@ -946,7 +944,6 @@ static void address_space_update_topology_pass(AddressSpace *as, > frold->dirty_log_mask, > frnew->dirty_log_mask); > } > - flat_range_coalesced_io_add(frnew, as); > } > > ++iold; > Queued, thanks. Paolo
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