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Kirill Smelkov
go-fuse
Commits
97a174d5
Commit
97a174d5
authored
Sep 27, 2013
by
Han-Wen Nienhuys
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fuse/nodefs: Limit wait on unmount to 1 second.
If we wait longer, we will probably wait indefinitely.
parent
24b6b71a
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fuse/nodefs/fsconnector.go
fuse/nodefs/fsconnector.go
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fuse/nodefs/fsconnector.go
View file @
97a174d5
...
@@ -343,15 +343,25 @@ func (c *FileSystemConnector) Unmount(node *Inode) fuse.Status {
...
@@ -343,15 +343,25 @@ func (c *FileSystemConnector) Unmount(node *Inode) fuse.Status {
mount
.
treeLock
.
Unlock
()
mount
.
treeLock
.
Unlock
()
parentNode
.
mount
.
treeLock
.
Unlock
()
parentNode
.
mount
.
treeLock
.
Unlock
()
delay
:=
100
*
time
.
Microsecond
delay
:=
100
*
time
.
Microsecond
for
{
for
{
// This operation is rare, so we kludge it to avoid
// This operation is rare, so we kludge it to avoid
// contention.
// contention.
time
.
Sleep
(
delay
)
time
.
Sleep
(
delay
)
delay
=
delay
*
2
+
1
delay
=
delay
*
2
if
!
c
.
inodeMap
.
Has
(
nodeId
)
{
if
!
c
.
inodeMap
.
Has
(
nodeId
)
{
break
break
}
}
if
delay
>=
time
.
Second
{
// We limit the wait at one second. If
// it takes longer, something else is
// amiss, and we would be waiting forever.
log
.
Println
(
"kernel did not issue FORGET for node on Unmount."
)
break
}
}
}
parentNode
.
mount
.
treeLock
.
Lock
()
parentNode
.
mount
.
treeLock
.
Lock
()
mount
.
treeLock
.
Lock
()
mount
.
treeLock
.
Lock
()
}
}
...
...
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