From 5b32d4317968581f217c82e893822852d63eeae8 Mon Sep 17 00:00:00 2001
From: Pranith Kumar K <pkarampu@redhat.com>
Date: Mon, 19 Mar 2018 15:26:40 +0530
Subject: [PATCH 196/201] cluster/afr: Switch to active-fd-count for open-fd
 checks

 >BUG: 1557932

Upstream-patch: https://review.gluster.org/19741
BUG: 1491785
Change-Id: I3783e41b3812267bc10c0d05d062a31396ce135b
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/133660
Tested-by: RHGS Build Bot <nigelb@redhat.com>
---
 tests/basic/afr/afr-no-fsync.t            | 20 ++++++++++++++++++++
 xlators/cluster/afr/src/afr-inode-write.c | 16 ++++++++--------
 2 files changed, 28 insertions(+), 8 deletions(-)
 create mode 100644 tests/basic/afr/afr-no-fsync.t

diff --git a/tests/basic/afr/afr-no-fsync.t b/tests/basic/afr/afr-no-fsync.t
new file mode 100644
index 0000000..0966d9b
--- /dev/null
+++ b/tests/basic/afr/afr-no-fsync.t
@@ -0,0 +1,20 @@
+#!/bin/bash
+#Tests that sequential write workload doesn't lead to FSYNCs
+
+. $(dirname $0)/../../include.rc
+. $(dirname $0)/../../volume.rc
+
+cleanup;
+
+TEST glusterd
+TEST pidof glusterd
+TEST $CLI volume create $V0 replica 3 $H0:$B0/brick{0,1,3}
+TEST $CLI volume set $V0 features.shard on
+TEST $CLI volume set $V0 performance.flush-behind off
+TEST $CLI volume start $V0
+TEST $CLI volume profile $V0 start
+TEST $GFS --volfile-id=$V0 --volfile-server=$H0 $M0;
+TEST dd if=/dev/zero of=$M0/a bs=1M count=500
+TEST ! "$CLI volume profile $V0 info incremental | grep FSYNC"
+
+cleanup;
diff --git a/xlators/cluster/afr/src/afr-inode-write.c b/xlators/cluster/afr/src/afr-inode-write.c
index b52b6ca..9e6ba35 100644
--- a/xlators/cluster/afr/src/afr-inode-write.c
+++ b/xlators/cluster/afr/src/afr-inode-write.c
@@ -314,10 +314,10 @@ afr_inode_write_fill (call_frame_t *frame, xlator_t *this, int child_index,
 		if (ret || !write_is_append)
 			local->append_write = _gf_false;
 
-		ret = dict_get_uint32 (xdata, GLUSTERFS_OPEN_FD_COUNT,
-				       &open_fd_count);
-		if (ret == -1)
-			goto unlock;
+                ret = dict_get_uint32 (xdata, GLUSTERFS_ACTIVE_FD_COUNT,
+                                       &open_fd_count);
+                if (ret < 0)
+                        goto unlock;
 		if (open_fd_count > local->open_fd_count) {
                         local->open_fd_count = open_fd_count;
                         local->update_open_fd_count = _gf_true;
@@ -529,10 +529,10 @@ afr_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
         if (ret)
                 goto out;
 
-	if (dict_set_uint32 (local->xdata_req, GLUSTERFS_OPEN_FD_COUNT, 4)) {
-		op_errno = ENOMEM;
-		goto out;
-	}
+        if (dict_set_uint32 (local->xdata_req, GLUSTERFS_ACTIVE_FD_COUNT, 4)) {
+                op_errno = ENOMEM;
+                goto out;
+        }
 
 	if (dict_set_uint32 (local->xdata_req, GLUSTERFS_WRITE_IS_APPEND, 4)) {
 		op_errno = ENOMEM;
-- 
1.8.3.1