Re: [PATCH] powerpc/iommu: use GFP_KERNEL instead of GFP_ATOMIC in iommu_init_table()

2013-10-02 Thread Thadeu Lima de Souza Cascardo
On Tue, Oct 01, 2013 at 02:04:53PM -0700, Nishanth Aravamudan wrote: Under heavy (DLPAR?) stress, we tripped this panic() in arch/powerpc/kernel/iommu.c::iommu_init_table(): page = alloc_pages_node(nid, GFP_ATOMIC, get_order(sz)); if (!page)

[PATCH] powerpc/iommu: use GFP_KERNEL instead of GFP_ATOMIC in iommu_init_table()

2013-10-01 Thread Nishanth Aravamudan
Under heavy (DLPAR?) stress, we tripped this panic() in arch/powerpc/kernel/iommu.c::iommu_init_table(): page = alloc_pages_node(nid, GFP_ATOMIC, get_order(sz)); if (!page) panic(iommu_init_table: Can't allocate %ld bytes\n, sz); Before the panic() we