forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Linux 3.8-rc6

Browse source 
-----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.13 (GNU/Linux)
 
 iQEcBAABAgAGBQJRCxWdAAoJEHm+PkMAQRiG3bAH/28D2NbRLIDo6QIzk3seCCh3
 A6vqDWbX671JRa0RO38DrWhqv6L/EisvjNZMVxBNaN635+3+yC7wsKziXYxA4+AL
 Ef9JISiwXykRWwrC8Q34YBWfWgeFTmaau71IRv45x2OTwiijd6cvjXhLDrOhHEGL
 rdAGJxIdBOfuASw1zpn9PxzfAtg1j/FGP03B4yy+JFhYzuDp3pvnDIysAnXefLml
 UheuBELdNf8Jx7NtW80PTa+TQtruWPC8otoiJevV4TrAWmAOctJiM1izL+VOZqqD
 I/v5aGf9mCN+cxLq06imwgEHWmP1I7yDdjjTHrr4wwIMws1vg8PNsJqG3AsPcwM=
 =dR8S
 -----END PGP SIGNATURE-----

Merge tag 'v3.8-rc6' into next/cleanup

Linux 3.8-rc6
This commit is contained in:
Olof Johansson 2013-02-09 16:41:37 -08:00
commit 94c16ea6ea
249 changed files with 2092 additions and 1179 deletions
Download patch file Download diff file Expand all files Collapse all files

9
kernel/printk.c
View file

@ -87,12 +87,6 @@ static DEFINE_SEMAPHORE(console_sem);
struct console *console_drivers;
EXPORT_SYMBOL_GPL(console_drivers);
#ifdef CONFIG_LOCKDEP
static struct lockdep_map console_lock_dep_map = {
.name = "console_lock"
};
#endif
/*
* This is used for debugging the mess that is the VT code by
* keeping track if we have the console semaphore held. It's
@ -1924,7 +1918,6 @@ void console_lock(void)
return;
console_locked = 1;
console_may_schedule = 1;
mutex_acquire(&console_lock_dep_map, 0, 0, _RET_IP_);
}
EXPORT_SYMBOL(console_lock);
@ -1946,7 +1939,6 @@ int console_trylock(void)
}
console_locked = 1;
console_may_schedule = 0;
mutex_acquire(&console_lock_dep_map, 0, 1, _RET_IP_);
return 1;
}
EXPORT_SYMBOL(console_trylock);
@ -2107,7 +2099,6 @@ skip:
local_irq_restore(flags);
}
console_locked = 0;
mutex_release(&console_lock_dep_map, 1, _RET_IP_);
/* Release the exclusive_console once it is used */
if (unlikely(exclusive_console))

13
kernel/smp.c
View file

@ -33,6 +33,7 @@ struct call_function_data {
struct call_single_data csd;
atomic_t refs;
cpumask_var_t cpumask;
cpumask_var_t cpumask_ipi;
};
static DEFINE_PER_CPU_SHARED_ALIGNED(struct call_function_data, cfd_data);
@ -56,6 +57,9 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
if (!zalloc_cpumask_var_node(&cfd->cpumask, GFP_KERNEL,
cpu_to_node(cpu)))
return notifier_from_errno(-ENOMEM);
if (!zalloc_cpumask_var_node(&cfd->cpumask_ipi, GFP_KERNEL,
cpu_to_node(cpu)))
return notifier_from_errno(-ENOMEM);
break;
#ifdef CONFIG_HOTPLUG_CPU
@ -65,6 +69,7 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
case CPU_DEAD:
case CPU_DEAD_FROZEN:
free_cpumask_var(cfd->cpumask);
free_cpumask_var(cfd->cpumask_ipi);
break;
#endif
};
@ -526,6 +531,12 @@ void smp_call_function_many(const struct cpumask *mask,
return;
}
/*
* After we put an entry into the list, data->cpumask
* may be cleared again when another CPU sends another IPI for
* a SMP function call, so data->cpumask will be zero.
*/
cpumask_copy(data->cpumask_ipi, data->cpumask);
raw_spin_lock_irqsave(&call_function.lock, flags);
/*
* Place entry at the _HEAD_ of the list, so that any cpu still
@ -549,7 +560,7 @@ void smp_call_function_many(const struct cpumask *mask,
smp_mb();
/* Send a message to all CPUs in the map */
arch_send_call_function_ipi_mask(data->cpumask);
arch_send_call_function_ipi_mask(data->cpumask_ipi);
/* Optionally wait for the CPUs to complete */
if (wait)