diff options
Diffstat (limited to 'internal')
| -rw-r--r-- | internal/fusefrontend/file_allocate_truncate.go | 2 | ||||
| -rw-r--r-- | internal/fusefrontend/node.go | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/internal/fusefrontend/file_allocate_truncate.go b/internal/fusefrontend/file_allocate_truncate.go index bfd11e1..f4a078c 100644 --- a/internal/fusefrontend/file_allocate_truncate.go +++ b/internal/fusefrontend/file_allocate_truncate.go @@ -97,6 +97,8 @@ func (f *File) Allocate(ctx context.Context, off uint64, sz uint64, mode uint32) } // truncate - called from node.Setattr and file.Setattr. +// +// The caller must hold f.fileTableEntry.ContentLock func (f *File) truncate(newSize uint64) (errno syscall.Errno) { var err error // Common case first: Truncate to zero diff --git a/internal/fusefrontend/node.go b/internal/fusefrontend/node.go index 28ebbd5..59f6b2f 100644 --- a/internal/fusefrontend/node.go +++ b/internal/fusefrontend/node.go @@ -246,6 +246,8 @@ func (n *Node) Setattr(ctx context.Context, f fs.FileHandle, in *fuse.SetAttrIn, } f2 := f.(*File) defer f2.Release(ctx) + f2.fileTableEntry.ContentLock.Lock() + defer f2.fileTableEntry.ContentLock.Unlock() errno = syscall.Errno(f2.truncate(sz)) if errno != 0 { return errno |