diff options
Diffstat (limited to 'sys/i386/linux/linux_ptrace.c')
| -rw-r--r-- | sys/i386/linux/linux_ptrace.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/sys/i386/linux/linux_ptrace.c b/sys/i386/linux/linux_ptrace.c index adfe3df..3ead237 100644 --- a/sys/i386/linux/linux_ptrace.c +++ b/sys/i386/linux/linux_ptrace.c @@ -222,31 +222,23 @@ struct linux_pt_fpxreg { static int linux_proc_read_fpxregs(struct thread *td, struct linux_pt_fpxreg *fpxregs) { - int error; - error = 0; - mtx_lock_spin(&sched_lock); + PROC_LOCK_ASSERT(td->td_proc, MA_OWNED); if (cpu_fxsr == 0 || (td->td_proc->p_sflag & PS_INMEM) == 0) - error = EIO; - else - bcopy(&td->td_pcb->pcb_save.sv_xmm, fpxregs, sizeof(*fpxregs)); - mtx_unlock_spin(&sched_lock); - return (error); + return (EIO); + bcopy(&td->td_pcb->pcb_save.sv_xmm, fpxregs, sizeof(*fpxregs)); + return (0); } static int linux_proc_write_fpxregs(struct thread *td, struct linux_pt_fpxreg *fpxregs) { - int error; - error = 0; - mtx_lock_spin(&sched_lock); + PROC_LOCK_ASSERT(td->td_proc, MA_OWNED); if (cpu_fxsr == 0 || (td->td_proc->p_sflag & PS_INMEM) == 0) - error = EIO; - else - bcopy(fpxregs, &td->td_pcb->pcb_save.sv_xmm, sizeof(*fpxregs)); - mtx_unlock_spin(&sched_lock); - return (error); + return (EIO); + bcopy(fpxregs, &td->td_pcb->pcb_save.sv_xmm, sizeof(*fpxregs)); + return (0); } #endif |
