From e71c587ff0db3b8e3b52f18e9744629db354fd0e Mon Sep 17 00:00:00 2001
From: Pan Liu <pan.liu@istuary.com>
Date: Mon, 14 Nov 2016 18:20:09 +0800
Subject: [PATCH] os/filestore: handle EINTR returned by io_getevents()

Signed-off-by: Pan Liu <pan.liu@istuary.com>
---
 src/os/fs/FS.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/os/fs/FS.cc b/src/os/fs/FS.cc
index d2a9f350d343..b25fe07c1aec 100644
--- a/src/os/fs/FS.cc
+++ b/src/os/fs/FS.cc
@@ -215,7 +215,12 @@ int FS::aio_queue_t::get_next_completed(int timeout_ms, aio_t **paio, int max)
     timeout_ms / 1000,
     (timeout_ms % 1000) * 1000 * 1000
   };
-  int r = io_getevents(ctx, 1, max, event, &t);
+
+  int r = 0;
+  do {
+    r = io_getevents(ctx, 1, max, event, &t);
+  } while (r == -EINTR);
+  
   if (r <= 0) {
     return r;
   }
-- 
2.47.3