dev-db/scylla: apply read amplification patch

Package-Manager: Portage-2.3.80, Repoman-2.3.19
Manifest-Sign-Key: 34FCB257983BA23A8CEC5EB7EB9E6405C24BFAE5
Signed-off-by: Alexys Jacob <ultrabug@gentoo.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/dev-db/scylla/files/3.1.2-fix-read-amplification.patch b/dev-db/scylla/files/3.1.2-fix-read-amplification.patch
new file mode 100644
index 0000000..c0dceef
--- /dev/null
+++ b/dev-db/scylla/files/3.1.2-fix-read-amplification.patch
@@ -0,0 +1,13 @@
+diff --git a/table.cc b/table.cc
+index eec65689f2..596c312854 100644
+--- a/table.cc
++++ b/table.cc
+@@ -2518,7 +2518,7 @@ future<row_locker::lock_holder> table::do_push_view_replica_updates(const schema
+         std::move(slice),
+         std::move(m),
+         [base, views = std::move(views), lock = std::move(lock), this, timeout, source = std::move(source), &io_priority] (auto& pk, auto& slice, auto& m) mutable {
+-            auto reader = source.make_reader(base, pk, slice, io_priority);
++            auto reader = source.make_reader(base, pk, slice, io_priority, nullptr, streamed_mutation::forwarding::no, mutation_reader::forwarding::no);
+             return this->generate_and_propagate_view_updates(base, std::move(views), std::move(m), std::move(reader)).then([lock = std::move(lock)] () mutable {
+                 // return the local partition/row lock we have taken so it
+                 // remains locked until the caller is done modifying this