From: Alexander Duyck <alexander.h.duyck@redhat.com>
To: netdev@vger.kernel.org, linux-usb@vger.kernel.org
Cc: leedom@chelsio.com, hariprasad@chelsio.com,
donald.c.skidmore@intel.com, oliver@neukum.org, balbi@ti.com,
matthew.vick@intel.com, mgorman@suse.de, davem@davemloft.net,
jeffrey.t.kirsher@intel.com
Subject: [net-next PATCH 0/5] Replace __skb_alloc_pages with much simpler function
Date: Mon, 10 Nov 2014 11:51:50 -0800 [thread overview]
Message-ID: <20141110195104.16182.98174.stgit@ahduyck-vm-fedora20> (raw)
This patch series replaces __skb_alloc_pages with a much simpler function,
__netdev_alloc_pages. The main difference between the two is that
__skb_alloc_pages had an sk_buff pointer that was being passed as NULL in
call places where it was called. In a couple of cases the NULL was passed
by variable and this led to unnecessary code being run.
As such in order to simplify things the __netdev_alloc_pages call only
takes a mask and the page order being requested. In addition it takes
advantage of several behaviors already built into the page allocator so
that it can just set GFP flags unconditionally.
---
Alexander Duyck (5):
net: Add netdev Rx page allocation function
cxgb4/cxgb4vf: Replace __skb_alloc_page with __netdev_alloc_page
phonet: Replace calls to __skb_alloc_page with __netdev_alloc_page
fm10k/igb/ixgbe: Replace __skb_alloc_page with netdev_alloc_page
net: Remove __skb_alloc_page and __skb_alloc_pages
drivers/net/ethernet/chelsio/cxgb4/sge.c | 6 +-
drivers/net/ethernet/chelsio/cxgb4vf/sge.c | 7 ++-
drivers/net/ethernet/intel/fm10k/fm10k_main.c | 2 -
drivers/net/ethernet/intel/igb/igb_main.c | 2 -
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 3 -
drivers/net/usb/cdc-phonet.c | 2 -
drivers/usb/gadget/function/f_phonet.c | 2 -
include/linux/skbuff.h | 61 ++++++++++++++-----------
8 files changed, 45 insertions(+), 40 deletions(-)
--
next reply other threads:[~2014-11-10 19:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-10 19:51 Alexander Duyck [this message]
2014-11-10 19:51 ` [net-next PATCH 1/5] net: Add netdev Rx page allocation function Alexander Duyck
2014-11-11 0:26 ` Cong Wang
[not found] ` <CAHA+R7PigH6ZZBP0DzAPwLMwsK85aadj4hH3iahhOH2ehfYJvg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-11 2:02 ` Alexander Duyck
2014-11-10 19:52 ` [net-next PATCH 2/5] cxgb4/cxgb4vf: Replace __skb_alloc_page with __netdev_alloc_page Alexander Duyck
2014-11-10 19:52 ` [net-next PATCH 3/5] phonet: Replace calls to " Alexander Duyck
2014-11-10 19:52 ` [net-next PATCH 4/5] fm10k/igb/ixgbe: Replace __skb_alloc_page with netdev_alloc_page Alexander Duyck
2014-11-11 8:32 ` Jeff Kirsher
2014-11-10 19:52 ` [net-next PATCH 5/5] net: Remove __skb_alloc_page and __skb_alloc_pages Alexander Duyck
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