/* * netsniff-ng - the packet sniffing beast * Copyright 2009, 2010 Daniel Borkmann. * Subject to the GPL, version 2. */ #ifndef TX_RING_H #define TX_RING_H #include "ring.h" #include "built_in.h" /* Give userland 10 us time to push packets to the ring */ #define TX_KERNEL_PULL_INT 10 extern void destroy_tx_ring(int sock, struct ring *ring); extern void create_tx_ring(int sock, struct ring *ring, int verbose); extern void mmap_tx_ring(int sock, struct ring *ring); extern void alloc_tx_ring_frames(struct ring *ring); extern void bind_tx_ring(int sock, struct ring *ring, int ifindex); extern void setup_tx_ring_layout(int sock, struct ring *ring, unsigned int size, int jumbo_support); extern void set_packet_loss_discard(int sock); static inline int user_may_pull_from_tx(struct tpacket2_hdr *hdr) { return ((hdr->tp_status & TP_STATUS_AVAILABLE) == TP_STATUS_AVAILABLE); } static inline void kernel_may_pull_from_tx(struct tpacket2_hdr *hdr) { hdr->tp_status = TP_STATUS_SEND_REQUEST; } static inline int pull_and_flush_tx_ring(int sock) { return sendto(sock, NULL, 0, MSG_DONTWAIT, NULL, 0); } #endif /* TX_RING_H */ lite-cleanup net-next plumbingsTobias Klauser
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authorFlorian Fainelli <f.fainelli@gmail.com>2016-07-15 15:42:52 -0700
committerDavid S. Miller <davem@davemloft.net>2016-07-15 16:03:47 -0700
commite86663c475d384ab5f46cb5637e9b7ad08c5c505 (patch)
tree73991452764e36e6e42e149141ec1680bff58f39 /Documentation/mmc/mmc-tools.txt
parentf57ec1889f5e830e93723d1262fd9c73703d531d (diff)
net: bgmac: Fix infinite loop in bgmac_dma_tx_add()
Nothing is decrementing the index "i" while we are cleaning up the fragments we could not successful transmit. Fixes: 9cde94506eacf ("bgmac: implement scatter/gather support") Reported-by: coverity (CID 1352048) Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/mmc/mmc-tools.txt')