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Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched

Browse Source 
* git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched:
  [PATCH] sched: small topology.h cleanup
  [PATCH] sched: fix show_task()/show_tasks() output
  [PATCH] sched: remove stale version info from kernel/sched_debug.c
  [PATCH] sched: allow larger granularity
  [PATCH] sched: fix prio_to_wmult[] for nice 1

[ I re-did the commits to get rid of some bogus merge commit that
  Ingo had. - Linus ]

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2007-07-13 10:12:21 -07:00
commit aba2da66cf
3 changed files with 14 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/topology.h
View File

@ -50,10 +50,10 @@
for_each_online_node(node) \
if (nr_cpus_node(node))
#ifndef node_distance
/* Conform to ACPI 2.0 SLIT distance definitions */
#define LOCAL_DISTANCE 10
#define REMOTE_DISTANCE 20
#ifndef node_distance
#define node_distance(from,to) ((from) == (to) ? LOCAL_DISTANCE : REMOTE_DISTANCE)
#endif
#ifndef RECLAIM_DISTANCE

30
kernel/sched.c
View File

@ -751,7 +751,7 @@ static const u32 prio_to_wmult[40] = {
184467, 230589, 288233, 360285, 450347,
562979, 703746, 879575, 1099582, 1374389,
717986, 2147483, 2684354, 3355443, 4194304,
244160, 6557201, 8196502, 10250518, 12782640,
5244160, 6557201, 8196502, 10250518, 12782640,
16025997, 19976592, 24970740, 31350126, 39045157,
49367440, 61356675, 76695844, 95443717, 119304647,
148102320, 186737708, 238609294, 286331153,
@ -4647,14 +4647,14 @@ static void show_task(struct task_struct *p)
state = p->state ? __ffs(p->state) + 1 : 0;
printk("%-13.13s %c", p->comm,
state < sizeof(stat_nam) - 1 ? stat_nam[state] : '?');
#if (BITS_PER_LONG == 32)
#if BITS_PER_LONG == 32
if (state == TASK_RUNNING)
printk(" running ");
printk(" running ");
else
printk(" %08lX ", thread_saved_pc(p));
printk(" %08lx ", thread_saved_pc(p));
#else
if (state == TASK_RUNNING)
printk(" running task ");
printk(" running task ");
else
printk(" %016lx ", thread_saved_pc(p));
#endif
@ -4666,11 +4666,7 @@ static void show_task(struct task_struct *p)
free = (unsigned long)n - (unsigned long)end_of_stack(p);
}
#endif
printk("%5lu %5d %6d", free, p->pid, p->parent->pid);
if (!p->mm)
printk(" (L-TLB)\n");
else
printk(" (NOTLB)\n");
printk("%5lu %5d %6d\n", free, p->pid, p->parent->pid);
if (state != TASK_RUNNING)
show_stack(p, NULL);
@ -4680,14 +4676,12 @@ void show_state_filter(unsigned long state_filter)
{
struct task_struct *g, *p;
#if (BITS_PER_LONG == 32)
printk("\n"
" free sibling\n");
printk(" task PC stack pid father child younger older\n");
#if BITS_PER_LONG == 32
printk(KERN_INFO
" task PC stack pid father\n");
#else
printk("\n"
" free sibling\n");
printk(" task PC stack pid father child younger older\n");
printk(KERN_INFO
" task PC stack pid father\n");
#endif
read_lock(&tasklist_lock);
do_each_thread(g, p) {
@ -4778,7 +4772,7 @@ cpumask_t nohz_cpu_mask = CPU_MASK_NONE;
static inline void sched_init_granularity(void)
{
unsigned int factor = 1 + ilog2(num_online_cpus());
const unsigned long gran_limit = 10000000;
const unsigned long gran_limit = 100000000;
sysctl_sched_granularity *= factor;
if (sysctl_sched_granularity > gran_limit)

2
kernel/sched_debug.c
View File

@ -171,7 +171,7 @@ static int sched_debug_show(struct seq_file *m, void *v)
u64 now = ktime_to_ns(ktime_get());
int cpu;
SEQ_printf(m, "Sched Debug Version: v0.04, cfs-v20, %s %.*s\n",
SEQ_printf(m, "Sched Debug Version: v0.05, %s %.*s\n",
init_utsname()->release,
(int)strcspn(init_utsname()->version, " "),
init_utsname()->version);