arch/alpha/include/asm/checksum.h

11

extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl);

arch/alpha/include/asm/checksum.h

17

__sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/alpha/include/asm/checksum.h

56

extern __sum16 ip_compute_csum(const void *buff, int len);

arch/alpha/include/asm/checksum.h

62

static inline __sum16 csum_fold(__wsum csum)

arch/alpha/include/asm/checksum.h

67

return (__force __sum16)~sum;

arch/alpha/include/asm/checksum.h

71

extern __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/alpha/lib/checksum.c

147

__sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/alpha/lib/checksum.c

149

return (__force __sum16)~do_csum(iph,ihl*4);

arch/alpha/lib/checksum.c

182

__sum16 ip_compute_csum(const void *buff, int len)

arch/alpha/lib/checksum.c

184

return (__force __sum16)~from64to16(do_csum(buff,len));

arch/alpha/lib/checksum.c

47

__sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/alpha/lib/checksum.c

50

return (__force __sum16)~from64to16(

arch/arc/include/asm/checksum.h

25

static inline __sum16 csum_fold(__wsum s)

arch/arc/include/asm/checksum.h

37

static inline __sum16

arch/arm/include/asm/checksum.h

136

static inline __sum16

arch/arm/include/asm/checksum.h

148

static inline __sum16

arch/arm/include/asm/checksum.h

159

static inline __sum16

arch/arm/include/asm/checksum.h

58

static inline __sum16 csum_fold(__wsum sum)

arch/arm/include/asm/checksum.h

65

return (__force __sum16)(~(__force u32)sum >> 16);

arch/arm/include/asm/checksum.h

72

static inline __sum16

arch/arm64/include/asm/checksum.h

11

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/arm64/include/asm/checksum.h

15

static inline __sum16 csum_fold(__wsum csum)

arch/arm64/include/asm/checksum.h

19

return ~(__force __sum16)(sum >> 16);

arch/arm64/include/asm/checksum.h

23

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/arm64/lib/csum.c

132

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/csky/include/asm/checksum.h

21

return (__force __sum16) ~csum;

arch/csky/include/asm/checksum.h

9

static inline __sum16 csum_fold(__wsum csum)

arch/hexagon/include/asm/checksum.h

21

__sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/hexagon/lib/checksum.c

50

__sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/hexagon/lib/checksum.c

53

return (__force __sum16)~from64to16(

arch/loongarch/include/asm/checksum.h

15

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/loongarch/include/asm/checksum.h

23

static inline __sum16 csum_fold(__wsum sum)

arch/loongarch/include/asm/checksum.h

33

return (__force __sum16)(~(tmp + rol32(tmp, 16)) >> 16);

arch/loongarch/include/asm/checksum.h

42

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/loongarch/lib/csum.c

121

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/m68k/include/asm/checksum.h

101

static inline __sum16

arch/m68k/include/asm/checksum.h

113

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/m68k/include/asm/checksum.h

119

static __inline__ __sum16

arch/m68k/include/asm/checksum.h

46

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/m68k/include/asm/checksum.h

64

return (__force __sum16)~sum;

arch/m68k/include/asm/checksum.h

67

static inline __sum16 csum_fold(__wsum sum)

arch/m68k/include/asm/checksum.h

78

return (__force __sum16)~sum;

arch/mips/include/asm/checksum.h

177

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/mips/include/asm/checksum.h

183

static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/mips/include/asm/checksum.h

77

static inline __sum16 csum_fold(__wsum csum)

arch/mips/include/asm/checksum.h

86

return (__force __sum16)~sum;

arch/mips/include/asm/checksum.h

97

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/nios2/include/asm/checksum.h

15

extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl);

arch/nios2/include/asm/checksum.h

16

extern __sum16 ip_compute_csum(const void *buff, int len);

arch/nios2/include/asm/checksum.h

21

static inline __sum16 csum_fold(__wsum sum)

arch/nios2/include/asm/checksum.h

32

return (__force __sum16) sum;

arch/nios2/include/asm/checksum.h

63

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/parisc/include/asm/checksum.h

103

static inline __sum16 ip_compute_csum(const void *buf, int len)

arch/parisc/include/asm/checksum.h

110

static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/parisc/include/asm/checksum.h

27

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/parisc/include/asm/checksum.h

57

return (__force __sum16)sum;

arch/parisc/include/asm/checksum.h

63

static inline __sum16 csum_fold(__wsum csum)

arch/parisc/include/asm/checksum.h

71

return (__force __sum16)(~sum >> 16);

arch/parisc/include/asm/checksum.h

92

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/powerpc/include/asm/checksum.h

154

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/powerpc/include/asm/checksum.h

210

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/powerpc/include/asm/checksum.h

216

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/powerpc/include/asm/checksum.h

39

static inline __sum16 csum_fold(__wsum sum)

arch/powerpc/include/asm/checksum.h

49

return (__force __sum16)(~(tmp + rol32(tmp, 16)) >> 16);

arch/powerpc/include/asm/checksum.h

88

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, __u32 len,

arch/riscv/include/asm/checksum.h

21

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/riscv/include/asm/checksum.h

37

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/riscv/include/asm/checksum.h

77

return (__force __sum16)(csum >> 16);

arch/riscv/lib/csum.c

20

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/riscv/lib/csum.c

58

return (__force __sum16)(sum >> 16);

arch/s390/include/asm/checksum.h

102

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/s390/include/asm/checksum.h

108

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/s390/include/asm/checksum.h

43

static inline __sum16 csum_fold(__wsum sum)

arch/s390/include/asm/checksum.h

49

return (__force __sum16) ~csum;

arch/s390/include/asm/checksum.h

56

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/s390/include/asm/checksum.h

93

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, __u32 len,

arch/sh/include/asm/checksum_32.h

141

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/sh/include/asm/checksum_32.h

152

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/sh/include/asm/checksum_32.h

158

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/sh/include/asm/checksum_32.h

63

static inline __sum16 csum_fold(__wsum sum)

arch/sh/include/asm/checksum_32.h

76

return (__force __sum16)sum;

arch/sh/include/asm/checksum_32.h

86

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/sparc/include/asm/checksum_32.h

118

static inline __sum16 csum_fold(__wsum sum)

arch/sparc/include/asm/checksum_32.h

129

return (__force __sum16)sum;

arch/sparc/include/asm/checksum_32.h

151

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/sparc/include/asm/checksum_32.h

160

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/sparc/include/asm/checksum_32.h

193

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/sparc/include/asm/checksum_32.h

81

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/sparc/include/asm/checksum_32.h

83

__sum16 sum;

arch/sparc/include/asm/checksum_64.h

127

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/sparc/include/asm/checksum_64.h

48

__sum16 ip_fast_csum(const void *iph, unsigned int ihl);

arch/sparc/include/asm/checksum_64.h

51

static inline __sum16 csum_fold(__wsum sum)

arch/sparc/include/asm/checksum_64.h

63

return (__force __sum16)sum;

arch/sparc/include/asm/checksum_64.h

85

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/sparc/include/asm/checksum_64.h

94

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/x86/include/asm/checksum_32.h

106

return (__force __sum16)(~(__force u32)sum >> 16);

arch/x86/include/asm/checksum_32.h

127

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/x86/include/asm/checksum_32.h

139

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/x86/include/asm/checksum_32.h

145

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/x86/include/asm/checksum_32.h

65

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/x86/include/asm/checksum_32.h

92

return (__force __sum16)sum;

arch/x86/include/asm/checksum_32.h

99

static inline __sum16 csum_fold(__wsum sum)

arch/x86/include/asm/checksum_64.h

113

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/x86/include/asm/checksum_64.h

147

extern __sum16 ip_compute_csum(const void *buff, int len);

arch/x86/include/asm/checksum_64.h

173

static inline __sum16 csum_ipv6_magic(

arch/x86/include/asm/checksum_64.h

23

static inline __sum16 csum_fold(__wsum sum)

arch/x86/include/asm/checksum_64.h

30

return (__force __sum16)(~(__force u32)sum >> 16);

arch/x86/include/asm/checksum_64.h

46

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/x86/include/asm/checksum_64.h

73

return (__force __sum16)sum;

arch/x86/lib/csum-partial_64.c

119

__sum16 ip_compute_csum(const void *buff, int len)

arch/x86/um/asm/checksum.h

113

return (__force __sum16)sum;

arch/x86/um/asm/checksum.h

34

static inline __sum16 csum_fold(__wsum sum)

arch/x86/um/asm/checksum.h

43

return (__force __sum16)(~(__force u32)sum >> 16);

arch/x86/um/asm/checksum.h

74

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/x86/um/asm/checksum.h

86

static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

arch/x86/um/asm/checksum_32.h

14

static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/x86/um/asm/checksum_32.h

8

static inline __sum16 ip_compute_csum(const void *buff, int len)

arch/x86/um/asm/checksum_64.h

17

extern __sum16 ip_compute_csum(const void *buff, int len);

arch/xtensa/include/asm/checksum.h

156

static __inline__ __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

arch/xtensa/include/asm/checksum.h

168

static __inline__ __sum16 ip_compute_csum(const void *buff, int len)

arch/xtensa/include/asm/checksum.h

174

static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

arch/xtensa/include/asm/checksum.h

67

static __inline__ __sum16 csum_fold(__wsum sum)

arch/xtensa/include/asm/checksum.h

81

return (__force __sum16)sum;

arch/xtensa/include/asm/checksum.h

88

static __inline__ __sum16 ip_fast_csum(const void *iph, unsigned int ihl)

drivers/infiniband/core/ud_header.c

283

__sum16 ib_ud_ip4_csum(struct ib_ud_header *header)

drivers/net/amt.c

518

__sum16 *csum = NULL;

drivers/net/ethernet/3com/typhoon.c

1335

__sum16 csum;

drivers/net/ethernet/airoha/airoha_eth.c

1956

tcp_hdr(skb)->check = (__force __sum16)csum;

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

3349

__sum16 tsum = (__force __sum16) csum;

drivers/net/ethernet/broadcom/tg3.c

7975

__sum16 tcp_csum = 0, ip_csum = 0;

drivers/net/ethernet/cadence/macb_main.c

2299

*(__sum16 *)(skb_checksum_start(skb) + skb->csum_offset) = 0;

drivers/net/ethernet/chelsio/cxgb4/sge.c

3758

__sum16 c = (__force __sum16)pkt->csum;

drivers/net/ethernet/chelsio/cxgb4vf/sge.c

1655

__sum16 c = (__force __sum16)pkt->csum;

drivers/net/ethernet/freescale/enetc/enetc.c

1420

skb->csum = csum_unfold((__force __sum16)~htons(inet_csum));

drivers/net/ethernet/freescale/enetc/enetc.c

628

__sum16 csum_final;

drivers/net/ethernet/freescale/fec_main.c

464

*(__sum16 *)(skb->head + skb->csum_start + skb->csum_offset) = 0;

drivers/net/ethernet/google/gve/gve_desc.h

91

__sum16 csum; /* 1's-complement partial checksum of L3+ bytes */

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

3930

skb->csum = csum_unfold((__force __sum16)csum);

drivers/net/ethernet/huawei/hinic/hinic_tx.c

266

static __sum16 csum_magic(union hinic_l3 *ip, unsigned short proto)

drivers/net/ethernet/huawei/hinic3/hinic3_tx.c

322

static __sum16 csum_magic(union hinic3_ip *ip, unsigned short proto)

drivers/net/ethernet/ibm/ibmveth.c

1475

__sum16 iph_check = 0;

drivers/net/ethernet/intel/ice/ice_txrx_lib.c

95

skb->csum = csum_unfold((__force __sum16)swab16(csum));

drivers/net/ethernet/intel/idpf/idpf_txrx.c

3244

skb->csum = csum_unfold((__force __sum16)~swab16(csum_bits.raw_csum));

drivers/net/ethernet/mellanox/mlx4/en_rx.c

614

hw_checksum = csum_unfold((__force __sum16)cqe->checksum);

drivers/net/ethernet/mellanox/mlx5/core/en_rx.c

1009

csum_unfold((__force __sum16)cqe->check_sum));

drivers/net/ethernet/mellanox/mlx5/core/en_rx.c

1025

csum_unfold((__force __sum16)cqe->check_sum));

drivers/net/ethernet/mellanox/mlx5/core/en_rx.c

1363

skb->csum = csum_unfold((__force __sum16)cqe->check_sum);

drivers/net/ethernet/mellanox/mlx5/core/en_rx.c

2517

skb->csum = csum_unfold((__force __sum16)cqe->check_sum);

drivers/net/ethernet/mellanox/mlx5/core/en_tc.c

3486

__sum16 check;

drivers/net/ethernet/myricom/myri10ge/myri10ge_mcp.h

16

__sum16 checksum;

drivers/net/ethernet/netronome/nfp/flower/action.c

566

__sum16 check;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

115

__sum16 *csum_field, pseudo_csum;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

116

__sum16 ip6_payload_csum;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

149

if (ip6_payload_csum != (__sum16)~pseudo_csum) {

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

20

static __sum16 *rmnet_map_get_csum_field(unsigned char protocol,

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

257

__sum16 *check;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

39

__sum16 *csum_field, pseudo_csum;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

40

__sum16 ip_payload_csum;

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

98

if (ip_payload_csum != (__sum16)~pseudo_csum) {

drivers/net/ethernet/renesas/ravb_main.c

326

ETH_FCS_LEN + sizeof(__sum16));

drivers/net/ethernet/renesas/ravb_main.c

789

if (unlikely(skb->len < sizeof(__sum16)))

drivers/net/ethernet/renesas/ravb_main.c

791

hw_csum = skb_tail_pointer(skb) - sizeof(__sum16);

drivers/net/ethernet/renesas/ravb_main.c

792

skb->csum = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum));

drivers/net/ethernet/renesas/ravb_main.c

794

skb_trim(skb, skb->len - sizeof(__sum16));

drivers/net/ethernet/renesas/sh_eth.c

1573

if (unlikely(skb->len < sizeof(__sum16)))

drivers/net/ethernet/renesas/sh_eth.c

1575

hw_csum = skb_tail_pointer(skb) - sizeof(__sum16);

drivers/net/ethernet/renesas/sh_eth.c

1576

skb->csum = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum));

drivers/net/ethernet/renesas/sh_eth.c

1578

skb_trim(skb, skb->len - sizeof(__sum16));

drivers/net/ethernet/sfc/falcon/selftest.c

396

payload->ip.check = (__force __sum16) htons(0xdead);

drivers/net/ethernet/sfc/selftest.c

393

payload->ip.check = (__force __sum16) htons(0xdead);

drivers/net/ethernet/sfc/siena/selftest.c

394

payload->ip.check = (__force __sum16) htons(0xdead);

drivers/net/ethernet/sun/cassini.c

1918

__sum16 csum;

drivers/net/ethernet/sun/cassini.c

2086

csum = (__force __sum16)htons(CAS_VAL(RX_COMP4_TCP_CSUM, words[3]));

drivers/net/ethernet/sun/sungem.c

847

__sum16 csum;

drivers/net/ethernet/sun/sungem.c

849

csum = (__force __sum16)htons((status & RXDCTRL_TCPCSUM) ^ 0xffff);

drivers/net/ethernet/sun/sunhme.c

1845

skb->csum = csum_unfold(~(__force __sum16)htons(csum));

drivers/net/ethernet/sun/sunvnet_common.c

1169

*(__sum16 *)(skb->data + offset) = 0;

drivers/net/ethernet/sun/sunvnet_common.c

1200

*(__sum16 *)(nskb->data + offset) = csum;

drivers/net/slip/slhc.c

240

__sum16 csum;

drivers/net/slip/slhc.c

462

*(__sum16 *)cp = csum;

drivers/net/slip/slhc.c

537

thp->check = *(__sum16 *)cp;

drivers/net/thunderbolt/main.c

1001

__sum16 *tucso;

drivers/net/thunderbolt/main.c

1036

__sum16 *ipcso = dest + ((void *)&(ip_hdr(skb)->check) - data);

drivers/net/usb/smsc95xx.c

2017

*((__sum16 *)(skb->data + csstart

drivers/net/wireless/intel/iwlwifi/mld/rx.c

1778

skb->csum = csum_unfold(~(__force __sum16)hwsum);

drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c

526

skb->csum = csum_unfold(~(__force __sum16)hwsum);

include/asm-generic/checksum.h

26

extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl);

include/asm-generic/checksum.h

33

static inline __sum16 csum_fold(__wsum csum)

include/asm-generic/checksum.h

36

return (__force __sum16)((~sum - ror32(sum, 16)) >> 16);

include/asm-generic/checksum.h

51

static inline __sum16

include/asm-generic/checksum.h

63

extern __sum16 ip_compute_csum(const void *buff, int len);

include/linux/if_rmnet.h

30

__sum16 csum_value;

include/linux/netfilter.h

368

__sum16 nf_checksum(struct sk_buff *skb, unsigned int hook,

include/linux/netfilter.h

372

__sum16 nf_checksum_partial(struct sk_buff *skb, unsigned int hook,

include/linux/netfilter_ipv4.h

24

__sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,

include/linux/netfilter_ipv4.h

29

static inline __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,

include/linux/netfilter_ipv6.h

197

__sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,

include/linux/skbuff.h

4736

__sum16 __skb_checksum_complete_head(struct sk_buff *skb, int len);

include/linux/skbuff.h

4737

__sum16 __skb_checksum_complete(struct sk_buff *skb);

include/linux/skbuff.h

4763

static inline __sum16 skb_checksum_complete(struct sk_buff *skb)

include/linux/skbuff.h

4805

__sum16 check)

include/linux/skbuff.h

4842

static inline __sum16 __skb_checksum_validate_complete(struct sk_buff *skb,

include/linux/skbuff.h

4856

__sum16 csum;

include/linux/skbuff.h

4884

__sum16 __ret = 0; \

include/linux/skbuff.h

5326

__sum16(*skb_chkf)(struct sk_buff *skb));

include/linux/skbuff.h

5358

partial = ~csum_unfold(*(__force __sum16 *)(csum_start +

include/linux/virtio_net.h

99

u32 needed = start + max_t(u32, thlen, off + sizeof(__sum16));

include/net/checksum.h

107

static __always_inline __wsum csum_unfold(__sum16 n)

include/net/checksum.h

112

#define CSUM_MANGLED_0 ((__force __sum16)0xffff)

include/net/checksum.h

114

static __always_inline void csum_replace_by_diff(__sum16 *sum, __wsum diff)

include/net/checksum.h

119

static __always_inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to)

include/net/checksum.h

132

static __always_inline void csum_replace2(__sum16 *sum, __be16 old, __be16 new)

include/net/checksum.h

149

void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,

include/net/checksum.h

151

void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,

include/net/checksum.h

154

void inet_proto_csum_replace_by_diff(__sum16 *sum, struct sk_buff *skb,

include/net/checksum.h

158

void inet_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb,

include/net/checksum.h

168

__sum16 *psum = (__sum16 *)(ptr + offset);

include/net/checksum.h

182

static __always_inline void remcsum_unadjust(__sum16 *psum, __wsum delta)

include/net/checksum.h

72

static __always_inline __sum16 csum16_add(__sum16 csum, __be16 addend)

include/net/checksum.h

77

return (__force __sum16)(res + (res < (__force u16)addend));

include/net/checksum.h

80

static __always_inline __sum16 csum16_sub(__sum16 csum, __be16 addend)

include/net/dsfield.h

39

iph->check = (__force __sum16)htons(check);

include/net/gre.h

137

*(__sum16 *)ptr = csum_fold(lco_csum(skb));

include/net/gro.h

218

__sum16 __skb_gro_checksum_complete(struct sk_buff *skb);

include/net/gro.h

227

__sum16 check)

include/net/gro.h

237

static inline __sum16 __skb_gro_checksum_validate_complete(struct sk_buff *skb,

include/net/gro.h

266

__sum16 __ret = 0; \

include/net/gro.h

361

remcsum_unadjust((__sum16 *)ptr, grc->delta);

include/net/gso.h

65

static inline __sum16 gso_make_checksum(struct sk_buff *skb, __wsum res)

include/net/ip.h

421

iph->check = (__force __sum16)(check + (check>=0xFFFF));

include/net/ip6_checksum.h

34

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

include/net/ip6_checksum.h

46

static __inline__ __sum16 tcp_v6_check(int len,

include/net/ip6_checksum.h

74

static inline __sum16 udp_v6_check(int len,

include/net/ip_vs.h

1727

__sum16 ip_vs_checksum_complete(struct sk_buff *skb, int offset);

include/net/mptcp.h

29

__sum16 csum;

include/net/mptcp.h

80

__sum16 csum;

include/net/netfilter/nf_nat.h

83

u8 nfproto, u8 proto, void *data, __sum16 *check,

include/net/tcp.h

1624

static inline __sum16 tcp_v4_check(int len, __be32 saddr,

include/net/udp.h

220

static inline __sum16 __udp_lib_checksum_complete(struct sk_buff *skb)

include/net/udp.h

260

static inline __sum16 udp_v4_check(int len, __be32 saddr,

include/rdma/ib_pack.h

225

__sum16 check;

include/rdma/ib_pack.h

271

__sum16 ib_ud_ip4_csum(struct ib_ud_header *header);

include/uapi/linux/dccp.h

34

__sum16 dccph_checksum;

include/uapi/linux/icmp.h

130

__sum16 checksum;

include/uapi/linux/icmp.h

92

__sum16 checksum;

include/uapi/linux/icmpv6.h

12

__sum16 icmp6_cksum;

include/uapi/linux/igmp.h

34

__sum16 csum;

include/uapi/linux/igmp.h

57

__sum16 csum;

include/uapi/linux/igmp.h

66

__sum16 csum;

include/uapi/linux/ip.h

103

__sum16 check;

include/uapi/linux/netfilter_ipv6/ip6t_NPT.h

14

__sum16 adjustment;

include/uapi/linux/tcp.h

58

__sum16 check;

include/uapi/linux/udp.h

27

__sum16 check;

lib/checksum.c

133

__sum16 ip_compute_csum(const void *buff, int len)

lib/checksum.c

135

return (__force __sum16)~do_csum(buff, len);

lib/checksum.c

97

__sum16 ip_fast_csum(const void *iph, unsigned int ihl)

lib/checksum.c

99

return (__force __sum16)~do_csum(iph, ihl*4);

lib/tests/checksum_kunit.c

455

static __sum16 to_sum16(u16 x)

lib/tests/checksum_kunit.c

457

return (__force __sum16)le16_to_cpu((__force __le16)x);

lib/tests/checksum_kunit.c

483

__sum16 result, expec;

lib/tests/checksum_kunit.c

509

__sum16 result, expec;

lib/tests/checksum_kunit.c

549

__sum16 result, expec;

lib/tests/checksum_kunit.c

577

__sum16 csum_result;

net/bridge/br_multicast.c

1087

__sum16 *csum = NULL;

net/bridge/br_multicast.c

938

__sum16 *csum = NULL;

net/core/dev.c

3605

if (unlikely(offset + sizeof(__sum16) > skb_headlen(skb))) {

net/core/dev.c

3608

offset + sizeof(__sum16), skb_headlen(skb));

net/core/dev.c

3611

ret = skb_ensure_writable(skb, offset + sizeof(__sum16));

net/core/dev.c

3615

*(__sum16 *)(skb->data + offset) = csum_fold(csum) ?: CSUM_MANGLED_0;

net/core/filter.c

1932

__sum16 *ptr;

net/core/filter.c

1941

ptr = (__sum16 *)(skb->data + offset);

net/core/filter.c

1980

__sum16 *ptr;

net/core/filter.c

1990

ptr = (__sum16 *)(skb->data + offset);

net/core/filter.c

3794

skb->csum_offset + sizeof(__sum16);

net/core/gro.c

780

__sum16 __skb_gro_checksum_complete(struct sk_buff *skb)

net/core/gro.c

783

__sum16 sum;

net/core/skbuff.c

2837

if (offset + sizeof(__sum16) > hdlen)

net/core/skbuff.c

3765

__sum16 __skb_checksum_complete_head(struct sk_buff *skb, int len)

net/core/skbuff.c

3767

__sum16 sum;

net/core/skbuff.c

3791

__sum16 __skb_checksum_complete(struct sk_buff *skb)

net/core/skbuff.c

3794

__sum16 sum;

net/core/skbuff.c

3951

*((__sum16 *)(to + csstuff)) = csum_fold(csum);

net/core/skbuff.c

5803

u32 csum_end = (u32)start + (u32)off + sizeof(__sum16);

net/core/skbuff.c

5842

static __sum16 *skb_checksum_setup_ip(struct sk_buff *skb,

net/core/skbuff.c

5880

__sum16 *csum;

net/core/skbuff.c

5932

__sum16 *csum;

net/core/skbuff.c

6106

__sum16(*skb_chkf)(struct sk_buff *skb))

net/core/skbuff.c

6110

__sum16 ret;

net/core/utils.c

426

void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,

net/core/utils.c

459

void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,

net/core/utils.c

476

void inet_proto_csum_replace_by_diff(__sum16 *sum, struct sk_buff *skb,

net/ipv4/gre_offload.c

72

__sum16 *pcsum;

net/ipv4/gre_offload.c

92

pcsum = (__sum16 *)(greh + 1);

net/ipv4/igmp.c

1667

static __sum16 ip_mc_validate_checksum(struct sk_buff *skb)

net/ipv4/ip_output.c

1666

*((__sum16 *)skb_transport_header(nskb) +

net/ipv4/netfilter/nf_nat_snmp_basic_main.c

62

__sum16 *check;

net/ipv4/tcp_offload.c

144

__sum16 newcheck;

net/ipv4/udp_offload.c

490

__sum16 check;

net/ipv6/ila/ila_common.c

43

__sum16 *adjust = (__force __sum16 *)&iaddr->ident.v16[3];

net/ipv6/ila/ila_common.c

66

__sum16 *adjust = (__force __sum16 *)&iaddr->ident.v16[3];

net/ipv6/ip6_checksum.c

8

__sum16 csum_ipv6_magic(const struct in6_addr *saddr,

net/ipv6/mcast_snoop.c

129

static inline __sum16 ipv6_mc_validate_checksum(struct sk_buff *skb)

net/ipv6/netfilter/ip6t_NPT.c

45

__sum16 sum;

net/ipv6/netfilter/ip6t_NPT.c

63

if ((__force __sum16)addr->s6_addr16[idx] !=

net/ipv6/netfilter/ip6t_NPT.c

71

sum = ~csum_fold(csum_add(csum_unfold((__force __sum16)addr->s6_addr16[idx]),

net/ipv6/netfilter/ip6t_NPT.c

75

*(__force __sum16 *)&addr->s6_addr16[idx] = sum;

net/ipv6/raw.c

521

__sum16 csum;

net/mptcp/options.c

115

mp_opt->csum = get_unaligned((__force __sum16 *)ptr);

net/mptcp/options.c

1380

__sum16 __mptcp_make_csum(u64 data_seq, u32 subflow_seq, u16 data_len, __wsum sum)

net/mptcp/options.c

1399

static __sum16 mptcp_make_csum(const struct mptcp_ext *mpext)

net/mptcp/options.c

1405

static void put_len_csum(u16 len, __sum16 csum, void *data)

net/mptcp/options.c

1407

__sum16 *sumptr = data + 2;

net/mptcp/options.c

224

mp_opt->csum = get_unaligned((__force __sum16 *)ptr);

net/mptcp/protocol.h

1052

__sum16 __mptcp_make_csum(u64 data_seq, u32 subflow_seq, u16 data_len, __wsum sum);

net/mptcp/protocol.h

152

__sum16 csum;

net/mptcp/protocol.h

462

__sum16 csum;

net/mptcp/subflow.c

1035

__sum16 csum;

net/netfilter/ipvs/ip_vs_core.c

691

__sum16 ip_vs_checksum_complete(struct sk_buff *skb, int offset)

net/netfilter/nf_nat_proto.c

35

unsigned int iphdroff, __sum16 *check,

net/netfilter/nf_nat_proto.c

404

unsigned int iphdroff, __sum16 *check,

net/netfilter/nf_nat_proto.c

422

unsigned int iphdroff, __sum16 *check,

net/netfilter/nf_nat_proto.c

443

unsigned int iphdroff, __sum16 *check,

net/netfilter/nf_nat_proto.c

458

u8 proto, void *data, __sum16 *check,

net/netfilter/nf_nat_proto.c

478

u8 proto, void *data, __sum16 *check,

net/netfilter/nf_nat_proto.c

498

u8 nfproto, u8 proto, void *data, __sum16 *check,

net/netfilter/nft_payload.c

685

static inline void nft_csum_replace(__sum16 *sum, __wsum fsum, __wsum tsum)

net/netfilter/nft_payload.c

750

__sum16 sum;

net/netfilter/nft_payload.c

785

__sum16 sum;

net/netfilter/utils.c

10

__sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,

net/netfilter/utils.c

103

__sum16 csum = 0;

net/netfilter/utils.c

123

__sum16 nf_checksum(struct sk_buff *skb, unsigned int hook,

net/netfilter/utils.c

127

__sum16 csum = 0;

net/netfilter/utils.c

14

__sum16 csum = 0;

net/netfilter/utils.c

142

__sum16 nf_checksum_partial(struct sk_buff *skb, unsigned int hook,

net/netfilter/utils.c

146

__sum16 csum = 0;

net/netfilter/utils.c

43

static __sum16 nf_ip_checksum_partial(struct sk_buff *skb, unsigned int hook,

net/netfilter/utils.c

48

__sum16 csum = 0;

net/netfilter/utils.c

64

__sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,

net/netfilter/utils.c

68

__sum16 csum = 0;

net/netfilter/utils.c

97

static __sum16 nf_ip6_checksum_partial(struct sk_buff *skb, unsigned int hook,

net/openvswitch/actions.c

577

__be16 new_port, __sum16 *check)

net/rds/rds.h

220

__sum16 h_csum;

net/xdp/xsk.c

697

sizeof(__sum16) > desc->len))

samples/bpf/xdp_fwd_kern.c

39

iph->check = (__force __sum16)(check + (check >= 0xFFFF));

tools/include/uapi/linux/tcp.h

56

__sum16 check;

tools/testing/selftests/bpf/network_helpers.h

137

static inline __sum16 build_ip_csum(struct iphdr *iph)

tools/testing/selftests/bpf/network_helpers.h

164

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr,

tools/testing/selftests/bpf/network_helpers.h

194

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

tools/testing/selftests/bpf/network_helpers.h

224

static inline __sum16 build_udp_v4_csum(const struct iphdr *iph,

tools/testing/selftests/bpf/network_helpers.h

244

static inline __sum16 build_udp_v6_csum(const struct ipv6hdr *ip6h,

tools/testing/selftests/bpf/prog_tests/tc_netkit.c

30

__sum16 checksum;

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.c

161

static __sum16 tcp_v4_csum(struct tcp_syncookie *ctx, __wsum csum)

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.c

167

static __sum16 tcp_v6_csum(struct tcp_syncookie *ctx, __wsum csum)

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.h

69

static inline __sum16 csum_fold(__wsum csum)

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.h

75

return (__force __sum16)~sum;

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.h

78

static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, __u32 len,

tools/testing/selftests/bpf/progs/test_tcp_custom_syncookie.h

85

static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,

tools/testing/selftests/bpf/xdp_hw_metadata.c

360

__sum16 want_csum;