fog: gpt-utils: Do fsync after writing partition entries

Do fsync after writing partition entries to ensure data is actually written before rebooting device. Signed-off-by: Jabiyeff <[email protected]> Signed-off-by: alternoegraha <[email protected]>
PitchBlackRecoveryProject · Dec 1, 2023 · dcf7230 · dcf7230
1 parent 7d88fa6
commit dcf7230
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/gpt-utils/gpt-utils.cpp b/gpt-utils/gpt-utils.cpp
@@ -1485,7 +1485,7 @@ int gpt_disk_commit(struct gpt_disk *disk)
                 ALOGE("%s: Invalid args", __func__);
                 goto error;
         }
-        fd = open(disk->devpath, O_RDWR);
+        fd = open(disk->devpath, O_RDWR | O_DSYNC);
         if (fd < 0) {
                 ALOGE("%s: Failed to open %s: %s",
                                 __func__,
@@ -1517,6 +1517,7 @@ int gpt_disk_commit(struct gpt_disk *disk)
                                 __func__);
                 goto error;
         }
+        fsync(fd);
         close(fd);
         return 0;
 error: