From e1ca45179419f96b831cc929ff46df39a4766388 Mon Sep 17 00:00:00 2001
From: Ira Cooper <samba@ira.wakeful.net>
Date: Sun, 18 Apr 2010 15:02:23 +0200
Subject: s3: Improved support for GAMIN.

Support the FAMNoExists API for gamin to reduce cpu use and problems when
using GAMIN as FAM for vfs_notify_fam.
---
 source3/modules/vfs_notify_fam.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'source3/modules')

diff --git a/source3/modules/vfs_notify_fam.c b/source3/modules/vfs_notify_fam.c
index 8f00c9207f..652e785e02 100644
--- a/source3/modules/vfs_notify_fam.c
+++ b/source3/modules/vfs_notify_fam.c
@@ -79,12 +79,27 @@ static NTSTATUS fam_open_connection(FAMConnection *fam_conn,
 	ZERO_STRUCTP(fam_conn);
 	FAMCONNECTION_GETFD(fam_conn) = -1;
 
+
+#ifdef HAVE_FAMNOEXISTS
+	/* We should honor outside setting of the GAM_CLIENT_ID. */
+	setenv("GAM_CLIENT_ID","SAMBA",0);
+#endif
+
 	if (asprintf(&name, "smbd (%lu)", (unsigned long)sys_getpid()) == -1) {
 		DEBUG(0, ("No memory\n"));
 		return NT_STATUS_NO_MEMORY;
 	}
 
 	res = FAMOpen2(fam_conn, name);
+
+#ifdef HAVE_FAMNOEXISTS
+	/*
+	 * This reduces the chatter between GAMIN and samba making the pair
+	 * much more reliable.
+	 */
+	FAMNoExists(fam_conn);
+#endif
+
 	SAFE_FREE(name);
 
 	if (res < 0) {
-- 
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