From 6b91ecc4af39a553228cc2703e4eac1b49cef6ee Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Wed, 23 Jan 2019 15:26:39 +0100
Subject: community/percona-server: fix padding of LF_PINS

---
 community/percona-server/LF_PINS-size.patch | 11 +++++++++++
 community/percona-server/PKGBUILD           |  9 +++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 community/percona-server/LF_PINS-size.patch
 create mode 100644 community/percona-server/PKGBUILD

diff --git a/community/percona-server/LF_PINS-size.patch b/community/percona-server/LF_PINS-size.patch
new file mode 100644
index 00000000..49518579
--- /dev/null
+++ b/community/percona-server/LF_PINS-size.patch
@@ -0,0 +1,11 @@
+--- a/include/lf.h	2019-01-23 14:23:40.167072246 +0000
++++ b/include/lf.h	2019-01-23 14:20:59.600689484 +0000
+@@ -88,7 +88,7 @@
+   std::atomic<uint64> link;
+   /* we want sizeof(LF_PINS) to be 64 to avoid false sharing */
+ #if 2 * 8 + SIZEOF_CHARP * (LF_PINBOX_PINS + 2) != 64
+-  char pad[64 - sizeof(uint32) * 2 - sizeof(void *) * (LF_PINBOX_PINS + 2)];
++  char pad[64 - (2 * 8 + SIZEOF_CHARP * (LF_PINBOX_PINS + 2))];
+ #endif
+ };
+ 
diff --git a/community/percona-server/PKGBUILD b/community/percona-server/PKGBUILD
new file mode 100644
index 00000000..43528729
--- /dev/null
+++ b/community/percona-server/PKGBUILD
@@ -0,0 +1,9 @@
+source+=('LF_PINS-size.patch')
+sha256sums+=('c77f581059ee6a9b248c45194d392f45f311b3b755a9de20c274e13bb1a4d28c')
+
+eval "$(
+  declare -f prepare | \
+    sed '
+      $ i patch -p1 -i "$srcdir/LF_PINS-size.patch"
+    '
+)"
-- 
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