diff options
Diffstat (limited to 'sys/powerpc/aim/machdep.c')
| -rw-r--r-- | sys/powerpc/aim/machdep.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/powerpc/aim/machdep.c b/sys/powerpc/aim/machdep.c index 81fb604..62e46e9 100644 --- a/sys/powerpc/aim/machdep.c +++ b/sys/powerpc/aim/machdep.c @@ -408,7 +408,9 @@ sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code) td = curthread; p = td->td_proc; + PROC_LOCK_ASSERT(p, MA_OWNED); psp = p->p_sigacts; + mtx_assert(&psp->ps_mtx, MA_OWNED); tf = td->td_frame; oonstack = sigonstack(tf->fixreg[1]); @@ -439,7 +441,6 @@ sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code) } else { sfp = (struct sigframe *)(tf->fixreg[1] - rndfsize); } - PROC_UNLOCK(p); /* * Translate the signal if appropriate (Linux emu ?) @@ -466,9 +467,7 @@ sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code) tf->fixreg[1] = (register_t)sfp; tf->fixreg[FIRSTARG] = sig; tf->fixreg[FIRSTARG+2] = (register_t)&sfp->sf_uc; - - PROC_LOCK(p); - if (SIGISMEMBER(p->p_sigacts->ps_siginfo, sig)) { + if (SIGISMEMBER(psp->ps_siginfo, sig)) { /* * Signal handler installed with SA_SIGINFO. */ @@ -484,6 +483,7 @@ sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code) /* Old FreeBSD-style arguments. */ tf->fixreg[FIRSTARG+1] = code; } + mtx_unlock(&psp->ps_mtx); PROC_UNLOCK(p); tf->srr0 = (register_t)(PS_STRINGS - *(p->p_sysent->sv_szsigcode)); @@ -504,6 +504,7 @@ sendsig(sig_t catcher, int sig, sigset_t *mask, u_long code) tf->srr0, tf->fixreg[1]); PROC_LOCK(p); + mtx_lock(&psp->ps_mtx); } int |
