The code that went into arch/ppc/kernel/signal.c recently to handle process freezing seems to contain a dubious assumption: that a process that calls do_signal when PF_FREEZE is set will have entered the kernel because of a system call. This patch removes that assumption.
Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]> diff -urN linux-2.5/arch/ppc/kernel/signal.c pmac-2.5/arch/ppc/kernel/signal.c --- linux-2.5/arch/ppc/kernel/signal.c 2005-03-15 10:18:23.000000000 +1100 +++ pmac-2.5/arch/ppc/kernel/signal.c 2005-04-02 15:12:21.000000000 +1000 @@ -708,7 +708,6 @@ if (current->flags & PF_FREEZE) { refrigerator(PF_FREEZE); signr = 0; - ret = regs->gpr[3]; if (!signal_pending(current)) goto no_signal; } @@ -719,7 +718,7 @@ newsp = frame = 0; signr = get_signal_to_deliver(&info, &ka, regs, NULL); - + no_signal: if (TRAP(regs) == 0x0C00 /* System Call! */ && regs->ccr & 0x10000000 /* error signalled */ && ((ret = regs->gpr[3]) == ERESTARTSYS @@ -735,7 +734,6 @@ regs->gpr[3] = EINTR; /* note that the cr0.SO bit is already set */ } else { -no_signal: regs->nip -= 4; /* Back up & retry system call */ regs->result = 0; regs->trap = 0; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/