On Sun, 2006-05-21 at 21:36 -0400, Giridhar Pemmasani wrote:
> If __vmalloc is called in atomic context with GFP_ATOMIC flags,
> __get_vm_area_node is called, which calls kmalloc_node with GFP_KERNEL
> flags. This causes 'sleeping function called from invalid context at
> mm/slab.c:2729' with 2.6.16-rc4 kernel. A simple solution is to use
> proper flags in __get_vm_area_node, depending on the context:
vmalloc sleeps, or at least does things to the lower vm layers that
really do sleepy things. So calling it from an atomic context really
tends to be a bug....
where in the kernel is this done?
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