vserver 2.0 rc7

[linux-2.6.git] / arch / ia64 / kernel / signal.c

diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index 499b7e5..edd9f07 100644 (file)
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -94,7 +94,7 @@ sys_sigaltstack (const stack_t __user *uss, stack_t __user *uoss, long arg2,
 static long
 restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr)
 {
-       unsigned long ip, flags, nat, um, cfm;
+       unsigned long ip, flags, nat, um, cfm, rsc;
        long err;
 
        /* Always make any pending restarted system calls return -EINTR */
@@ -106,7 +106,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr)
        err |= __get_user(ip, &sc->sc_ip);                      /* instruction pointer */
        err |= __get_user(cfm, &sc->sc_cfm);
        err |= __get_user(um, &sc->sc_um);                      /* user mask */
-       err |= __get_user(scr->pt.ar_rsc, &sc->sc_ar_rsc);
+       err |= __get_user(rsc, &sc->sc_ar_rsc);
        err |= __get_user(scr->pt.ar_unat, &sc->sc_ar_unat);
        err |= __get_user(scr->pt.ar_fpsr, &sc->sc_ar_fpsr);
        err |= __get_user(scr->pt.ar_pfs, &sc->sc_ar_pfs);
@@ -119,6 +119,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr)
        err |= __copy_from_user(&scr->pt.r15, &sc->sc_gr[15], 8);       /* r15 */
 
        scr->pt.cr_ifs = cfm | (1UL << 63);
+       scr->pt.ar_rsc = rsc | (3 << 2); /* force PL3 */
 
        /* establish new instruction pointer: */
        scr->pt.cr_iip = ip & ~0x3UL;