diff options
-rw-r--r-- | sys/amd64/amd64/machdep.c | 8 | ||||
-rw-r--r-- | sys/amd64/ia32/ia32_signal.c | 30 | ||||
-rw-r--r-- | sys/amd64/linux32/linux32_sysvec.c | 18 | ||||
-rw-r--r-- | sys/arm/arm/machdep.c | 7 | ||||
-rw-r--r-- | sys/compat/freebsd32/freebsd32_misc.c | 23 | ||||
-rw-r--r-- | sys/i386/i386/machdep.c | 27 | ||||
-rw-r--r-- | sys/i386/linux/linux_sysvec.c | 18 | ||||
-rw-r--r-- | sys/ia64/ia64/machdep.c | 8 | ||||
-rw-r--r-- | sys/kern/kern_context.c | 12 | ||||
-rw-r--r-- | sys/kern/kern_sig.c | 43 | ||||
-rw-r--r-- | sys/mips/mips/pm_machdep.c | 13 | ||||
-rw-r--r-- | sys/pc98/pc98/machdep.c | 27 | ||||
-rw-r--r-- | sys/powerpc/aim/machdep.c | 8 | ||||
-rw-r--r-- | sys/powerpc/booke/machdep.c | 8 | ||||
-rw-r--r-- | sys/sparc64/sparc64/machdep.c | 6 | ||||
-rw-r--r-- | sys/sun4v/sun4v/machdep.c | 6 |
16 files changed, 77 insertions, 185 deletions
diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c index 95db5d2..ebb7805 100644 --- a/sys/amd64/amd64/machdep.c +++ b/sys/amd64/amd64/machdep.c @@ -415,7 +415,7 @@ sigreturn(td, uap) ucontext_t uc; struct proc *p = td->td_proc; struct trapframe *regs; - const ucontext_t *ucp; + ucontext_t *ucp; long rflags; int cs, error, ret; ksiginfo_t ksi; @@ -478,7 +478,6 @@ sigreturn(td, uap) td->td_pcb->pcb_fsbase = ucp->uc_mcontext.mc_fsbase; td->td_pcb->pcb_gsbase = ucp->uc_mcontext.mc_gsbase; - PROC_LOCK(p); #if defined(COMPAT_43) if (ucp->uc_mcontext.mc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; @@ -486,10 +485,7 @@ sigreturn(td, uap) td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); td->td_pcb->pcb_flags |= PCB_FULLCTX; td->td_pcb->pcb_full_iret = 1; return (EJUSTRETURN); diff --git a/sys/amd64/ia32/ia32_signal.c b/sys/amd64/ia32/ia32_signal.c index d7c1dd5..10ec641 100644 --- a/sys/amd64/ia32/ia32_signal.c +++ b/sys/amd64/ia32/ia32_signal.c @@ -244,10 +244,8 @@ freebsd32_setcontext(struct thread *td, struct freebsd32_setcontext_args *uap) if (ret == 0) { ret = ia32_set_mcontext(td, &uc.uc_mcontext); if (ret == 0) { - SIG_CANTMASK(uc.uc_sigmask); - PROC_LOCK(td->td_proc); - td->td_sigmask = uc.uc_sigmask; - PROC_UNLOCK(td->td_proc); + kern_sigprocmask(td, SIG_SETMASK, + &uc.uc_sigmask, NULL, 0); } } } @@ -273,10 +271,8 @@ freebsd32_swapcontext(struct thread *td, struct freebsd32_swapcontext_args *uap) if (ret == 0) { ret = ia32_set_mcontext(td, &uc.uc_mcontext); if (ret == 0) { - SIG_CANTMASK(uc.uc_sigmask); - PROC_LOCK(td->td_proc); - td->td_sigmask = uc.uc_sigmask; - PROC_UNLOCK(td->td_proc); + kern_sigprocmask(td, SIG_SETMASK, + &uc.uc_sigmask, NULL, 0); } } } @@ -544,9 +540,8 @@ freebsd4_freebsd32_sigreturn(td, uap) } */ *uap; { struct ia32_ucontext4 uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const struct ia32_ucontext4 *ucp; + struct ia32_ucontext4 *ucp; int cs, eflags, error; ksiginfo_t ksi; @@ -610,11 +605,7 @@ freebsd4_freebsd32_sigreturn(td, uap) regs->tf_fs = ucp->uc_mcontext.mc_fs; regs->tf_gs = ucp->uc_mcontext.mc_gs; - PROC_LOCK(p); - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); td->td_pcb->pcb_full_iret = 1; return (EJUSTRETURN); } @@ -631,9 +622,8 @@ freebsd32_sigreturn(td, uap) } */ *uap; { struct ia32_ucontext uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const struct ia32_ucontext *ucp; + struct ia32_ucontext *ucp; int cs, eflags, error, ret; ksiginfo_t ksi; @@ -702,11 +692,7 @@ freebsd32_sigreturn(td, uap) regs->tf_gs = ucp->uc_mcontext.mc_gs; regs->tf_flags = TF_HASSEGS; - PROC_LOCK(p); - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); td->td_pcb->pcb_full_iret = 1; return (EJUSTRETURN); } diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c index 54a04ee..6e3e326 100644 --- a/sys/amd64/linux32/linux32_sysvec.c +++ b/sys/amd64/linux32/linux32_sysvec.c @@ -565,9 +565,9 @@ linux_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) int linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) { - struct proc *p = td->td_proc; struct l_sigframe frame; struct trapframe *regs; + sigset_t bmask; l_sigset_t lmask; int eflags, i; ksiginfo_t ksi; @@ -623,11 +623,8 @@ linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) lmask.__bits[0] = frame.sf_sc.sc_mask; for (i = 0; i < (LINUX_NSIG_WORDS-1); i++) lmask.__bits[i+1] = frame.sf_extramask[i]; - PROC_LOCK(p); - linux_to_bsd_sigset(&lmask, &td->td_sigmask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + linux_to_bsd_sigset(&lmask, &bmask); + kern_sigprocmask(td, SIG_SETMASK, &bmask, NULL, 0); /* * Restore signal context. @@ -666,9 +663,9 @@ linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) int linux_rt_sigreturn(struct thread *td, struct linux_rt_sigreturn_args *args) { - struct proc *p = td->td_proc; struct l_ucontext uc; struct l_sigcontext *context; + sigset_t bmask; l_stack_t *lss; stack_t ss; struct trapframe *regs; @@ -725,11 +722,8 @@ linux_rt_sigreturn(struct thread *td, struct linux_rt_sigreturn_args *args) return(EINVAL); } - PROC_LOCK(p); - linux_to_bsd_sigset(&uc.uc_sigmask, &td->td_sigmask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + linux_to_bsd_sigset(&uc.uc_sigmask, &bmask); + kern_sigprocmask(td, SIG_SETMASK, &bmask, NULL, 0); /* * Restore signal context diff --git a/sys/arm/arm/machdep.c b/sys/arm/arm/machdep.c index 597cdf5..f49319e 100644 --- a/sys/arm/arm/machdep.c +++ b/sys/arm/arm/machdep.c @@ -605,7 +605,6 @@ sigreturn(td, uap) const struct __ucontext *sigcntxp; } */ *uap; { - struct proc *p = td->td_proc; struct sigframe sf; struct trapframe *tf; int spsr; @@ -627,11 +626,7 @@ sigreturn(td, uap) set_mcontext(td, &sf.sf_uc.uc_mcontext); /* Restore signal mask. */ - PROC_LOCK(p); - td->td_sigmask = sf.sf_uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &sf.sf_uc.uc_sigmask, NULL, 0); return (EJUSTRETURN); } diff --git a/sys/compat/freebsd32/freebsd32_misc.c b/sys/compat/freebsd32/freebsd32_misc.c index 9f6b16d..37fa079 100644 --- a/sys/compat/freebsd32/freebsd32_misc.c +++ b/sys/compat/freebsd32/freebsd32_misc.c @@ -2482,7 +2482,7 @@ ofreebsd32_sigprocmask(struct thread *td, int error; OSIG2SIG(uap->mask, set); - error = kern_sigprocmask(td, uap->how, &set, &oset, 1); + error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); SIG2OSIG(oset, td->td_retval[0]); return (error); } @@ -2546,15 +2546,11 @@ int ofreebsd32_sigblock(struct thread *td, struct ofreebsd32_sigblock_args *uap) { - struct proc *p = td->td_proc; - sigset_t set; + sigset_t set, oset; OSIG2SIG(uap->mask, set); - SIG_CANTMASK(set); - PROC_LOCK(p); - SIG2OSIG(td->td_sigmask, td->td_retval[0]); - SIGSETOR(td->td_sigmask, set); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); + SIG2OSIG(oset, td->td_retval[0]); return (0); } @@ -2562,16 +2558,11 @@ int ofreebsd32_sigsetmask(struct thread *td, struct ofreebsd32_sigsetmask_args *uap) { - struct proc *p = td->td_proc; - sigset_t set; + sigset_t set, oset; OSIG2SIG(uap->mask, set); - SIG_CANTMASK(set); - PROC_LOCK(p); - SIG2OSIG(td->td_sigmask, td->td_retval[0]); - SIGSETLO(td->td_sigmask, set); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); + SIG2OSIG(oset, td->td_retval[0]); return (0); } diff --git a/sys/i386/i386/machdep.c b/sys/i386/i386/machdep.c index 96c8f25..5c294eb 100644 --- a/sys/i386/i386/machdep.c +++ b/sys/i386/i386/machdep.c @@ -756,7 +756,6 @@ osigreturn(td, uap) struct osigcontext sc; struct trapframe *regs; struct osigcontext *scp; - struct proc *p = td->td_proc; int eflags, error; ksiginfo_t ksi; @@ -856,17 +855,14 @@ osigreturn(td, uap) regs->tf_eip = scp->sc_pc; regs->tf_eflags = eflags; - PROC_LOCK(p); #if defined(COMPAT_43) if (scp->sc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - SIGSETOLD(td->td_sigmask, scp->sc_mask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, (sigset_t *)&scp->sc_mask, NULL, + SIGPROCMASK_OLD); return (EJUSTRETURN); } #endif /* COMPAT_43 */ @@ -883,9 +879,8 @@ freebsd4_sigreturn(td, uap) } */ *uap; { struct ucontext4 uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const struct ucontext4 *ucp; + struct ucontext4 *ucp; int cs, eflags, error; ksiginfo_t ksi; @@ -973,18 +968,13 @@ freebsd4_sigreturn(td, uap) bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(*regs)); } - PROC_LOCK(p); #if defined(COMPAT_43) if (ucp->uc_mcontext.mc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); return (EJUSTRETURN); } #endif /* COMPAT_FREEBSD4 */ @@ -1000,9 +990,8 @@ sigreturn(td, uap) } */ *uap; { ucontext_t uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const ucontext_t *ucp; + ucontext_t *ucp; int cs, eflags, error, ret; ksiginfo_t ksi; @@ -1094,7 +1083,6 @@ sigreturn(td, uap) bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(*regs)); } - PROC_LOCK(p); #if defined(COMPAT_43) if (ucp->uc_mcontext.mc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; @@ -1102,10 +1090,7 @@ sigreturn(td, uap) td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); return (EJUSTRETURN); } diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c index d07f655..069b5bb 100644 --- a/sys/i386/linux/linux_sysvec.c +++ b/sys/i386/linux/linux_sysvec.c @@ -667,10 +667,10 @@ linux_sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) int linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) { - struct proc *p = td->td_proc; struct l_sigframe frame; struct trapframe *regs; l_sigset_t lmask; + sigset_t bmask; int eflags, i; ksiginfo_t ksi; @@ -725,11 +725,8 @@ linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) lmask.__bits[0] = frame.sf_sc.sc_mask; for (i = 0; i < (LINUX_NSIG_WORDS-1); i++) lmask.__bits[i+1] = frame.sf_extramask[i]; - PROC_LOCK(p); - linux_to_bsd_sigset(&lmask, &td->td_sigmask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + linux_to_bsd_sigset(&lmask, &bmask); + kern_sigprocmask(td, SIG_SETMASK, &bmask, NULL, 0); /* * Restore signal context. @@ -767,9 +764,9 @@ linux_sigreturn(struct thread *td, struct linux_sigreturn_args *args) int linux_rt_sigreturn(struct thread *td, struct linux_rt_sigreturn_args *args) { - struct proc *p = td->td_proc; struct l_ucontext uc; struct l_sigcontext *context; + sigset_t bmask; l_stack_t *lss; stack_t ss; struct trapframe *regs; @@ -826,11 +823,8 @@ linux_rt_sigreturn(struct thread *td, struct linux_rt_sigreturn_args *args) return(EINVAL); } - PROC_LOCK(p); - linux_to_bsd_sigset(&uc.uc_sigmask, &td->td_sigmask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + linux_to_bsd_sigset(&uc.uc_sigmask, &bmask); + kern_sigprocmask(td, SIG_SETMASK, &bmask, NULL, 0); /* * Restore signal context diff --git a/sys/ia64/ia64/machdep.c b/sys/ia64/ia64/machdep.c index 67ca3c2..299c9ec 100644 --- a/sys/ia64/ia64/machdep.c +++ b/sys/ia64/ia64/machdep.c @@ -1056,11 +1056,9 @@ sigreturn(struct thread *td, { ucontext_t uc; struct trapframe *tf; - struct proc *p; struct pcb *pcb; tf = td->td_frame; - p = td->td_proc; pcb = td->td_pcb; /* @@ -1072,17 +1070,13 @@ sigreturn(struct thread *td, set_mcontext(td, &uc.uc_mcontext); - PROC_LOCK(p); #if defined(COMPAT_43) if (sigonstack(tf->tf_special.sp)) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - td->td_sigmask = uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); return (EJUSTRETURN); } diff --git a/sys/kern/kern_context.c b/sys/kern/kern_context.c index f951fca..6628eb6 100644 --- a/sys/kern/kern_context.c +++ b/sys/kern/kern_context.c @@ -89,10 +89,8 @@ setcontext(struct thread *td, struct setcontext_args *uap) if (ret == 0) { ret = set_mcontext(td, &uc.uc_mcontext); if (ret == 0) { - SIG_CANTMASK(uc.uc_sigmask); - PROC_LOCK(td->td_proc); - td->td_sigmask = uc.uc_sigmask; - PROC_UNLOCK(td->td_proc); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, + NULL, 0); } } } @@ -118,10 +116,8 @@ swapcontext(struct thread *td, struct swapcontext_args *uap) if (ret == 0) { ret = set_mcontext(td, &uc.uc_mcontext); if (ret == 0) { - SIG_CANTMASK(uc.uc_sigmask); - PROC_LOCK(td->td_proc); - td->td_sigmask = uc.uc_sigmask; - PROC_UNLOCK(td->td_proc); + kern_sigprocmask(td, SIG_SETMASK, + &uc.uc_sigmask, NULL, 0); } } } diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c index a453b55..d0249f5 100644 --- a/sys/kern/kern_sig.c +++ b/sys/kern/kern_sig.c @@ -1396,15 +1396,11 @@ osigblock(td, uap) register struct thread *td; struct osigblock_args *uap; { - struct proc *p = td->td_proc; - sigset_t set; + sigset_t set, oset; OSIG2SIG(uap->mask, set); - SIG_CANTMASK(set); - PROC_LOCK(p); - SIG2OSIG(td->td_sigmask, td->td_retval[0]); - SIGSETOR(td->td_sigmask, set); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); + SIG2OSIG(oset, td->td_retval[0]); return (0); } @@ -1418,16 +1414,11 @@ osigsetmask(td, uap) struct thread *td; struct osigsetmask_args *uap; { - struct proc *p = td->td_proc; - sigset_t set; + sigset_t set, oset; OSIG2SIG(uap->mask, set); - SIG_CANTMASK(set); - PROC_LOCK(p); - SIG2OSIG(td->td_sigmask, td->td_retval[0]); - SIGSETLO(td->td_sigmask, set); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); + SIG2OSIG(oset, td->td_retval[0]); return (0); } #endif /* COMPAT_43 */ @@ -1845,6 +1836,7 @@ void trapsignal(struct thread *td, ksiginfo_t *ksi) { struct sigacts *ps; + sigset_t mask; struct proc *p; int sig; int code; @@ -1868,8 +1860,11 @@ trapsignal(struct thread *td, ksiginfo_t *ksi) (*p->p_sysent->sv_sendsig)(ps->ps_sigact[_SIG_IDX(sig)], ksi, &td->td_sigmask); SIGSETOR(td->td_sigmask, ps->ps_catchmask[_SIG_IDX(sig)]); - if (!SIGISMEMBER(ps->ps_signodefer, sig)) - SIGADDSET(td->td_sigmask, sig); + if (!SIGISMEMBER(ps->ps_signodefer, sig)) { + SIGEMPTYSET(mask); + SIGADDSET(mask, sig); + kern_sigprocmask(td, SIG_BLOCK, &mask, NULL, 0); + } if (SIGISMEMBER(ps->ps_sigreset, sig)) { /* * See kern_sigaction() for origin of this code. @@ -2683,7 +2678,7 @@ postsig(sig) struct sigacts *ps; sig_t action; ksiginfo_t ksi; - sigset_t returnmask; + sigset_t returnmask, mask; KASSERT(sig != 0, ("postsig")); @@ -2738,9 +2733,15 @@ postsig(sig) } else returnmask = td->td_sigmask; - SIGSETOR(td->td_sigmask, ps->ps_catchmask[_SIG_IDX(sig)]); - if (!SIGISMEMBER(ps->ps_signodefer, sig)) - SIGADDSET(td->td_sigmask, sig); + kern_sigprocmask(td, SIG_BLOCK, + &ps->ps_catchmask[_SIG_IDX(sig)], NULL, + SIGPROCMASK_PROC_LOCKED); + if (!SIGISMEMBER(ps->ps_signodefer, sig)) { + SIGEMPTYSET(mask); + SIGADDSET(mask, sig); + kern_sigprocmask(td, SIG_BLOCK, &mask, NULL, + SIGPROCMASK_PROC_LOCKED); + } if (SIGISMEMBER(ps->ps_sigreset, sig)) { /* diff --git a/sys/mips/mips/pm_machdep.c b/sys/mips/mips/pm_machdep.c index 9fb1fec..dc30f4c 100644 --- a/sys/mips/mips/pm_machdep.c +++ b/sys/mips/mips/pm_machdep.c @@ -213,13 +213,11 @@ int sigreturn(struct thread *td, struct sigreturn_args *uap) { struct trapframe *regs; - const ucontext_t *ucp; - struct proc *p; + ucontext_t *ucp; ucontext_t uc; int error; ucp = &uc; - p = td->td_proc; error = copyin(uap->sigcntxp, &uc, sizeof(uc)); if (error != 0) @@ -229,7 +227,7 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) /* #ifdef DEBUG */ if (ucp->uc_mcontext.mc_regs[ZERO] != UCONTEXT_MAGIC) { - printf("sigreturn: pid %d, ucp %p\n", p->p_pid, ucp); + printf("sigreturn: pid %d, ucp %p\n", td->td_proc->p_pid, ucp); printf(" old sp %x ra %x pc %x\n", regs->sp, regs->ra, regs->pc); printf(" new sp %x ra %x pc %x z %x\n", @@ -253,11 +251,8 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) regs->mullo = ucp->uc_mcontext.mullo; regs->mulhi = ucp->uc_mcontext.mulhi; - PROC_LOCK(p); - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); + return(EJUSTRETURN); } diff --git a/sys/pc98/pc98/machdep.c b/sys/pc98/pc98/machdep.c index f052cee..f07eb6b 100644 --- a/sys/pc98/pc98/machdep.c +++ b/sys/pc98/pc98/machdep.c @@ -686,7 +686,6 @@ osigreturn(td, uap) struct osigcontext sc; struct trapframe *regs; struct osigcontext *scp; - struct proc *p = td->td_proc; int eflags, error; ksiginfo_t ksi; @@ -786,17 +785,14 @@ osigreturn(td, uap) regs->tf_eip = scp->sc_pc; regs->tf_eflags = eflags; - PROC_LOCK(p); #if defined(COMPAT_43) if (scp->sc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - SIGSETOLD(td->td_sigmask, scp->sc_mask); - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, (sigset_t *)&scp->sc_mask, NULL, + SIGPROCMASK_OLD); return (EJUSTRETURN); } #endif /* COMPAT_43 */ @@ -813,9 +809,8 @@ freebsd4_sigreturn(td, uap) } */ *uap; { struct ucontext4 uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const struct ucontext4 *ucp; + struct ucontext4 *ucp; int cs, eflags, error; ksiginfo_t ksi; @@ -903,18 +898,13 @@ freebsd4_sigreturn(td, uap) bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(*regs)); } - PROC_LOCK(p); #if defined(COMPAT_43) if (ucp->uc_mcontext.mc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif - - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); return (EJUSTRETURN); } #endif /* COMPAT_FREEBSD4 */ @@ -930,9 +920,8 @@ sigreturn(td, uap) } */ *uap; { ucontext_t uc; - struct proc *p = td->td_proc; struct trapframe *regs; - const ucontext_t *ucp; + ucontext_t *ucp; int cs, eflags, error, ret; ksiginfo_t ksi; @@ -1024,18 +1013,14 @@ sigreturn(td, uap) bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(*regs)); } - PROC_LOCK(p); #if defined(COMPAT_43) if (ucp->uc_mcontext.mc_onstack & 1) td->td_sigstk.ss_flags |= SS_ONSTACK; else td->td_sigstk.ss_flags &= ~SS_ONSTACK; #endif + kern_sigprocmask(td, SIG_SETMASK, &ucp->uc_sigmask, NULL, 0); - td->td_sigmask = ucp->uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); return (EJUSTRETURN); } diff --git a/sys/powerpc/aim/machdep.c b/sys/powerpc/aim/machdep.c index da73dfa..713402e 100644 --- a/sys/powerpc/aim/machdep.c +++ b/sys/powerpc/aim/machdep.c @@ -692,7 +692,6 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) int sigreturn(struct thread *td, struct sigreturn_args *uap) { - struct proc *p; ucontext_t uc; int error; @@ -707,12 +706,7 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) if (error != 0) return (error); - p = td->td_proc; - PROC_LOCK(p); - td->td_sigmask = uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); CTR3(KTR_SIG, "sigreturn: return td=%p pc=%#x sp=%#x", td, uc.uc_mcontext.mc_srr0, uc.uc_mcontext.mc_gpr[1]); diff --git a/sys/powerpc/booke/machdep.c b/sys/powerpc/booke/machdep.c index 8787098..1eace0e 100644 --- a/sys/powerpc/booke/machdep.c +++ b/sys/powerpc/booke/machdep.c @@ -665,7 +665,6 @@ set_mcontext(struct thread *td, const mcontext_t *mcp) int sigreturn(struct thread *td, struct sigreturn_args *uap) { - struct proc *p; ucontext_t uc; int error; @@ -680,12 +679,7 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) if (error != 0) return (error); - p = td->td_proc; - PROC_LOCK(p); - td->td_sigmask = uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); CTR3(KTR_SIG, "sigreturn: return td=%p pc=%#x sp=%#x", td, uc.uc_mcontext.mc_srr0, uc.uc_mcontext.mc_gpr[1]); diff --git a/sys/sparc64/sparc64/machdep.c b/sys/sparc64/sparc64/machdep.c index 49a2bb1..4b55c0e 100644 --- a/sys/sparc64/sparc64/machdep.c +++ b/sys/sparc64/sparc64/machdep.c @@ -653,11 +653,7 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) if (error != 0) return (error); - PROC_LOCK(p); - td->td_sigmask = uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); CTR4(KTR_SIG, "sigreturn: return td=%p pc=%#lx sp=%#lx tstate=%#lx", td, mc->mc_tpc, mc->mc_sp, mc->mc_tstate); diff --git a/sys/sun4v/sun4v/machdep.c b/sys/sun4v/sun4v/machdep.c index 5430460..3913d35 100644 --- a/sys/sun4v/sun4v/machdep.c +++ b/sys/sun4v/sun4v/machdep.c @@ -667,11 +667,7 @@ sigreturn(struct thread *td, struct sigreturn_args *uap) if (error != 0) return (error); - PROC_LOCK(p); - td->td_sigmask = uc.uc_sigmask; - SIG_CANTMASK(td->td_sigmask); - signotify(td); - PROC_UNLOCK(p); + kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); CTR4(KTR_SIG, "sigreturn: return td=%p pc=%#lx sp=%#lx tstate=%#lx", td, mc->mc_tpc, mc->mc_sp, mc->mc_tstate); |