linstor: Fix to add sync to DD

Signed-off-by: Damien Thenot <[email protected]>
xcp-ng · Nov 12, 2024 · 24dbf91 · 24dbf91
1 parent 119dc63
commit 24dbf91
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/drivers/util.py b/drivers/util.py
@@ -575,7 +575,7 @@ def zeroOut(path, fromByte, bytes):
             bytesBefore = bytes
         bytes -= bytesBefore
         cmd = [CMD_DD, "if=/dev/zero", "of=%s" % path, "bs=1", \
-                "seek=%s" % fromByte, "count=%s" % bytesBefore]
+                "seek=%s" % fromByte, "count=%s" % bytesBefore, "conv=fsync"]
         try:
             text = pread2(cmd)
         except CommandException:
@@ -586,15 +586,15 @@ def zeroOut(path, fromByte, bytes):
     fromByte = (fromBlock + blocks) * blockSize
     if blocks:
         cmd = [CMD_DD, "if=/dev/zero", "of=%s" % path, "bs=%s" % blockSize, \
-                "seek=%s" % fromBlock, "count=%s" % blocks]
+                "seek=%s" % fromBlock, "count=%s" % blocks, "conv=fsync"]
         try:
             text = pread2(cmd)
         except CommandException:
             return False
 
     if bytes:
         cmd = [CMD_DD, "if=/dev/zero", "of=%s" % path, "bs=1", \
-                "seek=%s" % fromByte, "count=%s" % bytes]
+                "seek=%s" % fromByte, "count=%s" % bytes, "conv=fsync"]
         try:
             text = pread2(cmd)
         except CommandException: