Messages in this thread | | | Date | Thu, 20 Nov 2014 11:31:28 -0500 (EST) | From | Pankaj Gupta <> | Subject | Re: [PATCH net-next 1/4] net: allow large number of rx queues |
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> On Tue, Nov 18, 2014 at 8:22 AM, Pankaj Gupta <pagupta@redhat.com> wrote: > > > > As vmalloc() adds overhead on a critical network path, > > __GFP_REPEAT flag is used with kzalloc() to do this fallback > > only when really needed. > > > > Are you sure we need __GFP_REPEAT? We have vmalloc() as > fallback of kmalloc() in many places of networking (grep kvfree), > none of those I checked has this flag set.
Its there in netif_alloc_netdev_queues() function in same file. Also, I found it some other places as well. I think its good to have. >
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