From 68a7da9549ac4f6290fe85d2dab550e11f16b209 Mon Sep 17 00:00:00 2001 From: Dean Deng Date: Fri, 31 Jul 2020 00:38:57 -0700 Subject: Clean up vfs2 fallocate. Move to setstat.go and add a FileDescription wrapper method. PiperOrigin-RevId: 324165277 --- pkg/sentry/vfs/file_description.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'pkg/sentry/vfs/file_description.go') diff --git a/pkg/sentry/vfs/file_description.go b/pkg/sentry/vfs/file_description.go index 0c42574db..93861fb4a 100644 --- a/pkg/sentry/vfs/file_description.go +++ b/pkg/sentry/vfs/file_description.go @@ -354,7 +354,7 @@ type FileDescriptionImpl interface { // represented by the FileDescription. StatFS(ctx context.Context) (linux.Statfs, error) - // Allocate grows file represented by FileDescription to offset + length bytes. + // Allocate grows the file to offset + length bytes. // Only mode == 0 is supported currently. Allocate(ctx context.Context, mode, offset, length uint64) error @@ -563,6 +563,11 @@ func (fd *FileDescription) StatFS(ctx context.Context) (linux.Statfs, error) { return fd.impl.StatFS(ctx) } +// Allocate grows file represented by FileDescription to offset + length bytes. +func (fd *FileDescription) Allocate(ctx context.Context, mode, offset, length uint64) error { + return fd.impl.Allocate(ctx, mode, offset, length) +} + // Readiness implements waiter.Waitable.Readiness. // // It returns fd's I/O readiness. -- cgit v1.2.3