diff options
Diffstat (limited to 'pkg')
-rw-r--r-- | pkg/abi/linux/linux_abi_autogen_unsafe.go | 20 | ||||
-rw-r--r-- | pkg/sentry/fsimpl/overlay/directory.go | 10 | ||||
-rw-r--r-- | pkg/sentry/platform/ring0/defs_impl_arm64.go | 2 |
3 files changed, 17 insertions, 15 deletions
diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go index 99461368f..cec4abf10 100644 --- a/pkg/abi/linux/linux_abi_autogen_unsafe.go +++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go @@ -150,7 +150,7 @@ func (s *Statx) Packed() bool { // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. func (s *Statx) MarshalUnsafe(dst []byte) { - if s.Ctime.Packed() && s.Mtime.Packed() && s.Atime.Packed() && s.Btime.Packed() { + if s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(s)) } else { // Type Statx doesn't have a packed layout in memory, fallback to MarshalBytes. @@ -171,7 +171,7 @@ func (s *Statx) UnmarshalUnsafe(src []byte) { // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit func (s *Statx) CopyOutN(task marshal.Task, addr usermem.Addr, limit int) (int, error) { - if !s.Atime.Packed() && s.Btime.Packed() && s.Ctime.Packed() && s.Mtime.Packed() { + if !s.Ctime.Packed() && s.Mtime.Packed() && s.Atime.Packed() && s.Btime.Packed() { // Type Statx doesn't have a packed layout in memory, fall back to MarshalBytes. buf := task.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. s.MarshalBytes(buf) // escapes: fallback. @@ -620,7 +620,7 @@ func (f *FUSEHeaderIn) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit func (f *FUSEHeaderIn) Packed() bool { - return f.Opcode.Packed() && f.Unique.Packed() + return f.Unique.Packed() && f.Opcode.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. @@ -702,7 +702,7 @@ func (f *FUSEHeaderIn) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) // WriteTo implements io.WriterTo.WriteTo. func (f *FUSEHeaderIn) WriteTo(w io.Writer) (int64, error) { - if !f.Opcode.Packed() && f.Unique.Packed() { + if !f.Unique.Packed() && f.Opcode.Packed() { // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, f.SizeBytes()) f.MarshalBytes(buf) @@ -1630,7 +1630,7 @@ func (i *IPTEntry) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit func (i *IPTEntry) Packed() bool { - return i.Counters.Packed() && i.IP.Packed() + return i.IP.Packed() && i.Counters.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. @@ -1656,7 +1656,7 @@ func (i *IPTEntry) UnmarshalUnsafe(src []byte) { // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit func (i *IPTEntry) CopyOutN(task marshal.Task, addr usermem.Addr, limit int) (int, error) { - if !i.Counters.Packed() && i.IP.Packed() { + if !i.IP.Packed() && i.Counters.Packed() { // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. buf := task.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. @@ -1712,7 +1712,7 @@ func (i *IPTEntry) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) { // WriteTo implements io.WriterTo.WriteTo. func (i *IPTEntry) WriteTo(w io.Writer) (int64, error) { - if !i.IP.Packed() && i.Counters.Packed() { + if !i.Counters.Packed() && i.IP.Packed() { // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) @@ -1818,12 +1818,12 @@ func (i *IPTIP) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit func (i *IPTIP) Packed() bool { - return i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() + return i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. func (i *IPTIP) MarshalUnsafe(dst []byte) { - if i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() { + if i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { // Type IPTIP doesn't have a packed layout in memory, fallback to MarshalBytes. @@ -1844,7 +1844,7 @@ func (i *IPTIP) UnmarshalUnsafe(src []byte) { // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit func (i *IPTIP) CopyOutN(task marshal.Task, addr usermem.Addr, limit int) (int, error) { - if !i.DstMask.Packed() && i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() { + if !i.Src.Packed() && i.Dst.Packed() && i.SrcMask.Packed() && i.DstMask.Packed() { // Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes. buf := task.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. diff --git a/pkg/sentry/fsimpl/overlay/directory.go b/pkg/sentry/fsimpl/overlay/directory.go index fccb94105..6a79f7ffe 100644 --- a/pkg/sentry/fsimpl/overlay/directory.go +++ b/pkg/sentry/fsimpl/overlay/directory.go @@ -51,7 +51,7 @@ func (d *dentry) collectWhiteoutsForRmdirLocked(ctx context.Context) (map[string // Reuse slice allocated for maybeWhiteouts from a previous layer to // reduce allocations. maybeWhiteouts = maybeWhiteouts[:0] - if err := layerFD.IterDirents(ctx, vfs.IterDirentsCallbackFunc(func(dirent vfs.Dirent) error { + err = layerFD.IterDirents(ctx, vfs.IterDirentsCallbackFunc(func(dirent vfs.Dirent) error { if dirent.Name == "." || dirent.Name == ".." { return nil } @@ -68,7 +68,8 @@ func (d *dentry) collectWhiteoutsForRmdirLocked(ctx context.Context) (map[string } // Non-whiteout file in the directory prevents rmdir. return syserror.ENOTEMPTY - })); err != nil { + })) + if err != nil { readdirErr = err return false } @@ -182,7 +183,7 @@ func (d *dentry) getDirents(ctx context.Context) ([]vfs.Dirent, error) { // Reuse slice allocated for maybeWhiteouts from a previous layer to // reduce allocations. maybeWhiteouts = maybeWhiteouts[:0] - if err := layerFD.IterDirents(ctx, vfs.IterDirentsCallbackFunc(func(dirent vfs.Dirent) error { + err = layerFD.IterDirents(ctx, vfs.IterDirentsCallbackFunc(func(dirent vfs.Dirent) error { if dirent.Name == "." || dirent.Name == ".." { return nil } @@ -201,7 +202,8 @@ func (d *dentry) getDirents(ctx context.Context) ([]vfs.Dirent, error) { dirent.NextOff = int64(len(dirents) + 1) dirents = append(dirents, dirent) return nil - })); err != nil { + })) + if err != nil { readdirErr = err return false } diff --git a/pkg/sentry/platform/ring0/defs_impl_arm64.go b/pkg/sentry/platform/ring0/defs_impl_arm64.go index eba2eac30..2dac9ad14 100644 --- a/pkg/sentry/platform/ring0/defs_impl_arm64.go +++ b/pkg/sentry/platform/ring0/defs_impl_arm64.go @@ -3,11 +3,11 @@ package ring0 import ( "gvisor.dev/gvisor/pkg/sentry/arch" "gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables" - "io" "reflect" "fmt" "gvisor.dev/gvisor/pkg/usermem" + "io" ) // Useful bits. |