diff options
| author | Andrei Vagin <avagin@google.com> | 2021-03-23 18:44:38 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-03-23 18:46:37 -0700 |
| commit | 56a9a13976ad800a8a34b194d35f0169d0a0bb23 (patch) | |
| tree | cb4b7c4352dc90a8c4c4f469c788fd2c5c6fd0dd /pkg/sentry/kernel | |
| parent | 960155cdaad49ccea07e45152f124beeb7e7fdcc (diff) | |
Move the code that manages floating-point state to a separate package
This change is inspired by Adin's cl/355256448.
PiperOrigin-RevId: 364695931
Diffstat (limited to 'pkg/sentry/kernel')
| -rw-r--r-- | pkg/sentry/kernel/ptrace_amd64.go | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/pkg/sentry/kernel/ptrace_amd64.go b/pkg/sentry/kernel/ptrace_amd64.go index 609ad3941..7aea3dcd8 100644 --- a/pkg/sentry/kernel/ptrace_amd64.go +++ b/pkg/sentry/kernel/ptrace_amd64.go @@ -51,14 +51,15 @@ func (t *Task) ptraceArch(target *Task, req int64, addr, data usermem.Addr) erro return err case linux.PTRACE_GETFPREGS: - _, err := target.Arch().PtraceGetFPRegs(&usermem.IOReadWriter{ + s := target.Arch().FloatingPointData() + _, err := target.Arch().FloatingPointData().PtraceGetFPRegs(&usermem.IOReadWriter{ Ctx: t, IO: t.MemoryManager(), Addr: data, Opts: usermem.IOOpts{ AddressSpaceActive: true, }, - }) + }, len(*s)) return err case linux.PTRACE_SETREGS: @@ -73,14 +74,15 @@ func (t *Task) ptraceArch(target *Task, req int64, addr, data usermem.Addr) erro return err case linux.PTRACE_SETFPREGS: - _, err := target.Arch().PtraceSetFPRegs(&usermem.IOReadWriter{ + s := target.Arch().FloatingPointData() + _, err := s.PtraceSetFPRegs(&usermem.IOReadWriter{ Ctx: t, IO: t.MemoryManager(), Addr: data, Opts: usermem.IOOpts{ AddressSpaceActive: true, }, - }) + }, len(*s)) return err default: |