diff options
Diffstat (limited to 'sys/powerpc/aim/trap.c')
-rw-r--r-- | sys/powerpc/aim/trap.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/sys/powerpc/aim/trap.c b/sys/powerpc/aim/trap.c index a93e24b..7cac790 100644 --- a/sys/powerpc/aim/trap.c +++ b/sys/powerpc/aim/trap.c @@ -570,36 +570,6 @@ setusr(u_int content) :: "n"(USER_SR), "r"(content)); } -/* - * kcopy(const void *src, void *dst, size_t len); - * - * Copy len bytes from src to dst, aborting if we encounter a fatal - * page fault. - * - * kcopy() _must_ save and restore the old fault handler since it is - * called by uiomove(), which may be in the path of servicing a non-fatal - * page fault. - */ -int -kcopy(const void *src, void *dst, size_t len) -{ - struct thread *td; - faultbuf env, *oldfault; - int rv; - - td = PCPU_GET(curthread); - oldfault = td->td_pcb->pcb_onfault; - if ((rv = setfault(env)) != 0) { - td->td_pcb->pcb_onfault = oldfault; - return rv; - } - - memcpy(dst, src, len); - - td->td_pcb->pcb_onfault = oldfault; - return (0); -} - int badaddr(void *addr, size_t size) { |