diff options
| author | Zach Koopmans <zkoopmans@google.com> | 2021-03-29 13:28:32 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-03-29 13:30:21 -0700 |
| commit | 8a2f7e716dcc62f04d2808e8ade34941c94fc956 (patch) | |
| tree | b2195d5728dcbc4f4e59c23ad95d7486ef744371 /pkg/sentry/kernel/ptrace.go | |
| parent | b125afba416ebeba906ea595a44a55afe4729d64 (diff) | |
[syserror] Split usermem package
Split usermem package to help remove syserror dependency in go_marshal.
New hostarch package contains code not dependent on syserror.
PiperOrigin-RevId: 365651233
Diffstat (limited to 'pkg/sentry/kernel/ptrace.go')
| -rw-r--r-- | pkg/sentry/kernel/ptrace.go | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/pkg/sentry/kernel/ptrace.go b/pkg/sentry/kernel/ptrace.go index f5a60e749..57c7659e7 100644 --- a/pkg/sentry/kernel/ptrace.go +++ b/pkg/sentry/kernel/ptrace.go @@ -19,6 +19,7 @@ import ( "sync/atomic" "gvisor.dev/gvisor/pkg/abi/linux" + "gvisor.dev/gvisor/pkg/hostarch" "gvisor.dev/gvisor/pkg/marshal/primitive" "gvisor.dev/gvisor/pkg/sentry/arch" "gvisor.dev/gvisor/pkg/sentry/mm" @@ -1011,7 +1012,7 @@ func (t *Task) ptraceSetOptionsLocked(opts uintptr) error { } // Ptrace implements the ptrace system call. -func (t *Task) Ptrace(req int64, pid ThreadID, addr, data usermem.Addr) error { +func (t *Task) Ptrace(req int64, pid ThreadID, addr, data hostarch.Addr) error { // PTRACE_TRACEME ignores all other arguments. if req == linux.PTRACE_TRACEME { return t.ptraceTraceme() @@ -1190,7 +1191,7 @@ func (t *Task) Ptrace(req int64, pid ThreadID, addr, data usermem.Addr) error { panic(fmt.Sprintf("%#x + %#x overflows. Invalid reg size > %#x", ar.Start, n, ar.Length())) } ar.End = end - return t.CopyOutIovecs(data, usermem.AddrRangeSeqOf(ar)) + return t.CopyOutIovecs(data, hostarch.AddrRangeSeqOf(ar)) case linux.PTRACE_SETREGSET: ars, err := t.CopyInIovecs(data, 1) @@ -1214,8 +1215,8 @@ func (t *Task) Ptrace(req int64, pid ThreadID, addr, data usermem.Addr) error { return err } t.p.FullStateChanged() - ar.End -= usermem.Addr(n) - return t.CopyOutIovecs(data, usermem.AddrRangeSeqOf(ar)) + ar.End -= hostarch.Addr(n) + return t.CopyOutIovecs(data, hostarch.AddrRangeSeqOf(ar)) case linux.PTRACE_GETSIGINFO: t.tg.pidns.owner.mu.RLock() @@ -1267,7 +1268,7 @@ func (t *Task) Ptrace(req int64, pid ThreadID, addr, data usermem.Addr) error { case linux.PTRACE_GETEVENTMSG: t.tg.pidns.owner.mu.RLock() defer t.tg.pidns.owner.mu.RUnlock() - _, err := primitive.CopyUint64Out(t, usermem.Addr(data), target.ptraceEventMsg) + _, err := primitive.CopyUint64Out(t, hostarch.Addr(data), target.ptraceEventMsg) return err // PEEKSIGINFO is unimplemented but seems to have no users anywhere. |