From 5120789f8842b102554d5ca40ec74fb60dac4189 Mon Sep 17 00:00:00 2001
From: Duncan Bellamy <dunk@denkimushi.com>
Date: Sat, 27 Aug 2022 10:28:35 +0100
Subject: [PATCH] rgw: rgw_d3n_datacache.cc add check for musl

aio_init is glibc specific

Fixes: https://tracker.ceph.com/issues/54414
Signed-off-by: Duncan Bellamy <dunk@denkimushi.com>
---
 src/rgw/rgw_d3n_datacache.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/rgw/rgw_d3n_datacache.cc b/src/rgw/rgw_d3n_datacache.cc
index 472d2d57d59..ed375e2ac94 100644
--- a/src/rgw/rgw_d3n_datacache.cc
+++ b/src/rgw/rgw_d3n_datacache.cc
@@ -9,6 +9,9 @@
 #include "rgw_auth_s3.h"
 #include "rgw_op.h"
 #include "rgw_crypt_sanitize.h"
+#if defined(__linux__)
+#include <features.h>
+#endif
 
 #if __has_include(<filesystem>)
 #include <filesystem>
@@ -97,7 +100,7 @@ void D3nDataCache::init(CephContext *_cct) {
   if (conf_eviction_policy == "random")
     eviction_policy = _eviction_policy::RANDOM;
 
-#if defined(HAVE_LIBAIO)
+#if defined(HAVE_LIBAIO) && defined(__GLIBC__)
   // libaio setup
   struct aioinit ainit{0};
   ainit.aio_threads = cct->_conf.get_val<int64_t>("rgw_d3n_libaio_aio_threads");
-- 
2.39.5