Re: [PATCH] slab: prevent warnings when allocating with__GFP_NOWARN

[Christoph Lameter]

On Tue, 11 Jun 2013, Eric Dumazet wrote:

> Allowing a pipe to store thousands of page refs seems quite useless and
> dangerous.
>
> Having to use vmalloc()/vfree() for every splice()/vmsplice() would be a
> performance loss anyway.
>
> (fs/splice.c splice_grow_spd() will also want to allocate big kmalloc()
> chunks)

Why is it not using the page allocator for large allocations?

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