/* * Copyright (C) 2007 Oracle. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License v2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 021110-1307, USA. */ #ifndef __HASH__ #define __HASH__ int __init btrfs_hash_init(void); void btrfs_hash_exit(void); const char* btrfs_crc32c_impl(void); u32 btrfs_crc32c(u32 crc, const void *address, unsigned int length); static inline u64 btrfs_name_hash(const char *name, int len) { return btrfs_crc32c((u32)~1, name, len); } /* * Figure the key offset of an extended inode ref */ static inline u64 btrfs_extref_hash(u64 parent_objectid, const char *name, int len) { return (u64) btrfs_crc32c(parent_objectid, name, len); } #endif value='packet-rx-pump-back'>packet-rx-pump-back net-next plumbingsTobias Klauser
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authorEric Dumazet <edumazet@google.com>2017-02-02 06:35:36 -0800
committerDavid S. Miller <davem@davemloft.net>2017-02-03 11:13:55 -0500
commitceef438d613f6d496ca84bad2ddf21786ee0e9f6 (patch)
tree66cab94bffeba2f6cc141d74c2c95c70bae5680f /drivers
parentc45f8e109b6214a80c27d785c044178231ef4990 (diff)
virtio_net: remove custom busy_poll
Generic NAPI busy polling allows us to remove custom implementations found in drivers. It is possible further optimization could be done by testing napi_complete_done() return value. Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/virtio_net.c41
1 files changed, 0 insertions, 41 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c