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File: [Development] / linux-2.6-xfs-all / drivers / net / sunvnet.h (download)

Revision 1.1, Wed Sep 12 17:09:56 2007 UTC (10 years, 1 month ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD 

Update 2.6.x-xfs to 2.6.23-rc4.

Also update fs/xfs with external mainline changes.
There were 12 such missing commits that I detected:

--------
commit ad690ef9e690f6c31f7d310b09ef1314bcec9033
Author: Al Viro <viro@ftp.linux.org.uk>
    xfs ioctl __user annotations

commit 20c2df83d25c6a95affe6157a4c9cac4cf5ffaac
Author: Paul Mundt <lethal@linux-sh.org>
    mm: Remove slab destructors from kmem_cache_create().

commit d0217ac04ca6591841e5665f518e38064f4e65bd
Author: Nick Piggin <npiggin@suse.de>
    mm: fault feedback #1

commit 54cb8821de07f2ffcd28c380ce9b93d5784b40d7
Author: Nick Piggin <npiggin@suse.de>
    mm: merge populate and nopage into fault (fixes nonlinear)

commit d00806b183152af6d24f46f0c33f14162ca1262a
Author: Nick Piggin <npiggin@suse.de>
    mm: fix fault vs invalidate race for linear mappings

commit a569425512253992cc64ebf8b6d00a62f986db3e
Author: Christoph Hellwig <hch@infradead.org>
    knfsd: exportfs: add exportfs.h header

commit 831441862956fffa17b9801db37e6ea1650b0f69
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Freezer: make kernel threads nonfreezable by default

commit 8e1f936b73150f5095448a0fee6d4f30a1f9001d
Author: Rusty Russell <rusty@rustcorp.com.au>
    mm: clean up and kernelify shrinker registration

commit 5ffc4ef45b3b0a57872f631b4e4ceb8ace0d7496
Author: Jens Axboe <jens.axboe@oracle.com>
    sendfile: remove .sendfile from filesystems that use generic_file_sendfile()

commit 8bb7844286fb8c9fce6f65d8288aeb09d03a5e0d
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Add suspend-related notifications for CPU hotplug

commit 59c51591a0ac7568824f541f57de967e88adaa07
Author: Michael Opdenacker <michael@free-electrons.com>
    Fix occurrences of "the the "

commit 0ceb331433e8aad9c5f441a965d7c681f8b9046f
Author: Dmitriy Monakhov <dmonakhov@openvz.org>
    mm: move common segment checks to separate helper function
--------
Merge of 2.6.x-xfs-melb:linux:29656b by kenmcd.

#ifndef _SUNVNET_H
#define _SUNVNET_H

#define DESC_NCOOKIES(entry_size)	\
	((entry_size) - sizeof(struct vio_net_desc))

/* length of time before we decide the hardware is borked,
 * and dev->tx_timeout() should be called to fix the problem
 */
#define VNET_TX_TIMEOUT			(5 * HZ)

#define VNET_TX_RING_SIZE		512
#define VNET_TX_WAKEUP_THRESH(dr)	((dr)->pending / 4)

/* VNET packets are sent in buffers with the first 6 bytes skipped
 * so that after the ethernet header the IPv4/IPv6 headers are aligned
 * properly.
 */
#define VNET_PACKET_SKIP		6

struct vnet_tx_entry {
	void			*buf;
	unsigned int		ncookies;
	struct ldc_trans_cookie	cookies[2];
};

struct vnet;
struct vnet_port {
	struct vio_driver_state	vio;

	struct hlist_node	hash;
	u8			raddr[ETH_ALEN];
	u8			switch_port;
	u8			__pad;

	struct vnet		*vp;

	struct vnet_tx_entry	tx_bufs[VNET_TX_RING_SIZE];

	struct list_head	list;
};

static inline struct vnet_port *to_vnet_port(struct vio_driver_state *vio)
{
	return container_of(vio, struct vnet_port, vio);
}

#define VNET_PORT_HASH_SIZE	16
#define VNET_PORT_HASH_MASK	(VNET_PORT_HASH_SIZE - 1)

static inline unsigned int vnet_hashfn(u8 *mac)
{
	unsigned int val = mac[4] ^ mac[5];

	return val & (VNET_PORT_HASH_MASK);
}

struct vnet_mcast_entry {
	u8			addr[ETH_ALEN];
	u8			sent;
	u8			hit;
	struct vnet_mcast_entry	*next;
};

struct vnet {
	/* Protects port_list and port_hash.  */
	spinlock_t		lock;

	struct net_device	*dev;

	u32			msg_enable;

	struct list_head	port_list;

	struct hlist_head	port_hash[VNET_PORT_HASH_SIZE];

	struct vnet_mcast_entry	*mcast_list;

	struct list_head	list;
	u64			local_mac;
};

#endif /* _SUNVNET_H */