From: Anatoly Pugachev <matorola@xxxxxxxxx> Date: Thu, 21 Jan 2016 15:52:29 +0300 > On Thu, Jan 21, 2016 at 3:11 AM, Anatoly Pugachev <matorola@xxxxxxxxx> wrote: >> Next, compiled with gpt-patch, and applied another patch from oracle linux on >> sparc silo.src.rpm package >> (http://yum.oracle.com/repo/linux_sparc64/latest//silo-1.4.14-4.0.18.el6.src.rpm), >> called silo-1.4.14-timer-timeout.patch >> >> diff --git a/second/timer.c b/second/timer.c >> index 7f03996..b559f93 100644 >> --- a/second/timer.c >> +++ b/second/timer.c >> @@ -145,7 +145,7 @@ static inline int sun4u_init_timer () >> prom_getstring(node, "device_type", node_str, sizeof(node_str)); >> if (!strcmp(node_str, "cpu")) { >> foundcpu = 1; >> - clock_frequency = prom_getintdefault(node, "clock-frequency", 0) / 100; >> + clock_frequency = (unsigned int) prom_getintdefault(node, "clock-frequency", 0) / 100; >> } >> } >> if (notimer) { >> @@ -155,7 +155,7 @@ static inline int sun4u_init_timer () >> } >> } >> if (!foundcpu || !clock_frequency) >> - clock_frequency = prom_getint(prom_root_node, "clock-frequency") / 100; >> + clock_frequency = (unsigned int) prom_getint(prom_root_node, "clock-frequency") / 100; >> if (notimer && !sun4v_cpu) { >> sun4u_notimer = 1; >> __asm__ __volatile__ ("\t" > > found an owner of this patch in silo.spec changelog, quote: > > * Fri Aug 30 2013 Nikita Gerasimov <nikita.gerasimov@xxxxxxxxxx> 1.4.14-4.0.14 > - silo.conf timeout property does not work due to overflow. Basically > the CPU is so fast now that it overslows the signed 32bit value. > I guess at some point it'll be even faster and we'll have to promte > prom_getintdefault() to returning an unsigned double int. > > So we need to make Nikita Gerasimov <nikita.gerasimov@xxxxxxxxxx> as > Signed-off-by as well. And maybe we can ask them how to get access to this amazing "unsigned double int" type. I'd like to start using it too. -- To unsubscribe from this list: send the line "unsubscribe sparclinux" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
