Messages in this thread Patch in this message | | | Date | Thu, 11 Jun 2009 15:41:32 -0700 | From | Yinghai Lu <> | Subject | Re: [GIT PULL v3] Early boot SLAB for 2.6.31 |
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Ingo Molnar wrote: > i also get this different warning, again: > > [ 0.000000] ------------[ cut here ]------------ > [ 0.000000] WARNING: at mm/bootmem.c:537 alloc_arch_preferred_bootmem+0x2b/0x71() > [ 0.000000] Hardware name: System Product Name > [ 0.000000] Modules linked in: > [ 0.000000] Pid: 0, comm: swapper Tainted: G W 2.6.30-tip-03087-g0bb2618-dirty #52506 > [ 0.000000] Call Trace: > [ 0.000000] [<81032588>] warn_slowpath_common+0x60/0x90 > [ 0.000000] [<810325c5>] warn_slowpath_null+0xd/0x10 > [ 0.000000] [<819d1bc0>] alloc_arch_preferred_bootmem+0x2b/0x71 > [ 0.000000] [<819d1c31>] ___alloc_bootmem_nopanic+0x2b/0x9a > [ 0.000000] [<81050a0a>] ? lock_release+0xac/0xb2 > [ 0.000000] [<819d1d4c>] ___alloc_bootmem+0xe/0x2d > [ 0.000000] [<819d1e9f>] __alloc_bootmem+0xa/0xc > [ 0.000000] [<819d7c63>] alloc_bootmem_cpumask_var+0x21/0x26 > [ 0.000000] [<819d0cc8>] early_irq_init+0x15/0x10d > [ 0.000000] [<819bb75a>] start_kernel+0x167/0x326 > [ 0.000000] [<819bb06b>] __init_begin+0x6b/0x70 > [ 0.000000] ---[ end trace 4eaa2a86a8e2da23 ]--- > [ 0.000000] NR_IRQS:2304 nr_irqs:424 > [ 0.000000] CPU 0 irqstacks, hard=821e6000 soft=821e7000 >
please check
[PATCH] irq: slab alloc for default irq_affinity
Ingo had
[ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: at mm/bootmem.c:537 alloc_arch_preferred_bootmem+0x2b/0x71() [ 0.000000] Hardware name: System Product Name [ 0.000000] Modules linked in: [ 0.000000] Pid: 0, comm: swapper Tainted: G W 2.6.30-tip-03087-g0bb2618-dirty #52506 [ 0.000000] Call Trace: [ 0.000000] [<81032588>] warn_slowpath_common+0x60/0x90 [ 0.000000] [<810325c5>] warn_slowpath_null+0xd/0x10 [ 0.000000] [<819d1bc0>] alloc_arch_preferred_bootmem+0x2b/0x71 [ 0.000000] [<819d1c31>] ___alloc_bootmem_nopanic+0x2b/0x9a [ 0.000000] [<81050a0a>] ? lock_release+0xac/0xb2 [ 0.000000] [<819d1d4c>] ___alloc_bootmem+0xe/0x2d [ 0.000000] [<819d1e9f>] __alloc_bootmem+0xa/0xc [ 0.000000] [<819d7c63>] alloc_bootmem_cpumask_var+0x21/0x26 [ 0.000000] [<819d0cc8>] early_irq_init+0x15/0x10d [ 0.000000] [<819bb75a>] start_kernel+0x167/0x326 [ 0.000000] [<819bb06b>] __init_begin+0x6b/0x70 [ 0.000000] ---[ end trace 4eaa2a86a8e2da23 ]--- [ 0.000000] NR_IRQS:2304 nr_irqs:424 [ 0.000000] CPU 0 irqstacks, hard=821e6000 soft=821e7000
we need to update init_irq_default_affinity
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
--- kernel/irq/handle.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6/kernel/irq/handle.c =================================================================== --- linux-2.6.orig/kernel/irq/handle.c +++ linux-2.6/kernel/irq/handle.c @@ -45,7 +45,7 @@ void handle_bad_irq(unsigned int irq, st #if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_HARDIRQS) static void __init init_irq_default_affinity(void) { - alloc_bootmem_cpumask_var(&irq_default_affinity); + alloc_cpumask_var(&irq_default_affinity, GFP_NOWAIT); cpumask_setall(irq_default_affinity); } #else
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