From daee60c911eb656975da791e465e192b668e7589 Mon Sep 17 00:00:00 2001
From: David Wronek <david@mainlining.org>
Date: Thu, 17 Jul 2025 13:11:35 +0200
Subject: [PATCH] stalwart-mail: fix 16 KB page size on ARM systems

---
 pkgs/by-name/st/stalwart-mail/package.nix | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/pkgs/by-name/st/stalwart-mail/package.nix b/pkgs/by-name/st/stalwart-mail/package.nix
index 472a7824561a..5293ad98e752 100644
--- a/pkgs/by-name/st/stalwart-mail/package.nix
+++ b/pkgs/by-name/st/stalwart-mail/package.nix
@@ -60,12 +60,18 @@ rustPlatform.buildRustPackage (finalAttrs: {
     ++ lib.optionals withFoundationdb [ "foundationdb" ]
     ++ lib.optionals stalwartEnterprise [ "enterprise" ];
 
-  env = {
-    OPENSSL_NO_VENDOR = true;
-    ZSTD_SYS_USE_PKG_CONFIG = true;
-    ROCKSDB_INCLUDE_DIR = "${rocksdb}/include";
-    ROCKSDB_LIB_DIR = "${rocksdb}/lib";
-  };
+  env =
+    {
+      OPENSSL_NO_VENDOR = true;
+      ZSTD_SYS_USE_PKG_CONFIG = true;
+      ROCKSDB_INCLUDE_DIR = "${rocksdb}/include";
+      ROCKSDB_LIB_DIR = "${rocksdb}/lib";
+    }
+    // lib.optionalAttrs
+      (stdenv.hostPlatform.isLinux && (stdenv.hostPlatform.isAarch64 || stdenv.hostPlatform.isArmv7))
+      {
+        JEMALLOC_SYS_WITH_LG_PAGE = 16;
+      };
 
   postInstall = ''
     mkdir -p $out/etc/stalwart