From c8af0886c3b7ce419275e215003b0b19370f708b Mon Sep 17 00:00:00 2001
From: will <will@FreeBSD.org>
Date: Thu, 26 May 2011 16:27:00 +0000
Subject: Close a race between libzfs and mountd when updating NFS exports. -
Flush the file descriptor for the new ZFS exports file before sending a
SIGHUP to mountd.
Reviewed by: pjd
Approved by: ken
MFC after: 3 days
---
cddl/compat/opensolaris/misc/fsshare.c | 1 +
1 file changed, 1 insertion(+)
(limited to 'cddl/compat/opensolaris/misc/fsshare.c')
diff --git a/cddl/compat/opensolaris/misc/fsshare.c b/cddl/compat/opensolaris/misc/fsshare.c
index e8faa92..c3247f9 100644
--- a/cddl/compat/opensolaris/misc/fsshare.c
+++ b/cddl/compat/opensolaris/misc/fsshare.c
@@ -223,6 +223,7 @@ out:
error = errno;
unlink(tmpfile);
} else {
+ fflush(newfd);
/*
* Send SIGHUP to mountd, but unlock exports file later.
*/
--
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