From b66e8adbefc3c8a360917fb0b8b8023374a63320 Mon Sep 17 00:00:00 2001
From: Dean Lee <deanlee3@gmail.com>
Date: Wed, 18 Aug 2021 18:08:07 +0800
Subject: [PATCH] BZFile: handle EINTR on BZ2_bzWrite (#21949)

---
 selfdrive/loggerd/logger.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/selfdrive/loggerd/logger.h b/selfdrive/loggerd/logger.h
index f5db320394..96c7a549b3 100644
--- a/selfdrive/loggerd/logger.h
+++ b/selfdrive/loggerd/logger.h
@@ -39,7 +39,10 @@ class BZFile {
   }
   inline void write(void* data, size_t size) {
     int bzerror;
-    BZ2_bzWrite(&bzerror, bz_file, data, size);
+    do {
+      BZ2_bzWrite(&bzerror, bz_file, data, size);
+    } while (bzerror == BZ_IO_ERROR && errno == EINTR);
+
     if (bzerror != BZ_OK && !error_logged) {
       LOGE("BZ2_bzWrite error, bzerror=%d", bzerror);
       error_logged = true;