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=== Description (from pull-request) ===
Every single call to "lxc info" hits GetVolumeUsage, leading to a lot of
warnings and errors being logged.

The only case where a log message is really appropriate is if the user
requests a quota be applied and we are unable to do so due to lack of
support.

Signed-off-by: Stéphane Graber <stgra...@ubuntu.com>
From b9803f69986a950fcbd1ad0159649fbdd0dd55de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgra...@ubuntu.com>
Date: Sat, 2 Nov 2019 09:52:58 -0400
Subject: [PATCH] lxd/storage/dir: Don't fail/complain about missing quotas
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Every single call to "lxc info" hits GetVolumeUsage, leading to a lot of
warnings and errors being logged.

The only case where a log message is really appropriate is if the user
requests a quota be applied and we are unable to do so due to lack of
support.

Signed-off-by: Stéphane Graber <stgra...@ubuntu.com>
---
 lxd/storage/drivers/driver_dir.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lxd/storage/drivers/driver_dir.go 
b/lxd/storage/drivers/driver_dir.go
index e4bfeb2779..61ed55a992 100644
--- a/lxd/storage/drivers/driver_dir.go
+++ b/lxd/storage/drivers/driver_dir.go
@@ -126,7 +126,7 @@ func (d *dir) GetVolumeUsage(volType VolumeType, volName 
string) (int64, error)
        volPath := GetVolumeMountPath(d.name, volType, volName)
        ok, err := quota.Supported(volPath)
        if err != nil || !ok {
-               return -1, fmt.Errorf("The backing filesystem doesn't support 
quotas")
+               return 0, nil
        }
 
        // Get the volume ID for the volume to access quota.
@@ -695,7 +695,6 @@ func (d *dir) initQuota(path string, volID int64) error {
        ok, err := quota.Supported(path)
        if err != nil || !ok {
                // Skipping quota as underlying filesystem doesn't suppport 
project quotas.
-               d.logger.Warn("The backing filesystem doesn't support quotas, 
skipping quota", log.Ctx{"path": path})
                return nil
        }
 
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