DepSurf

Function: napi_busy_loop

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff817cd5d0)
  Location: net/core/dev.c:5299
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff817cd5d0-ffffffff817cd83a: napi_busy_loop (STB_GLOBAL)
  

• In 4.15: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81846d00)
  Location: net/core/dev.c:5440
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81846d00-ffffffff81846f6a: napi_busy_loop (STB_GLOBAL)
  

• In 4.18: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81890370)
  Location: net/core/dev.c:5570
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81890370-ffffffff818905d0: napi_busy_loop (STB_GLOBAL)
  

• In 5.0: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff818b0c20)
  Location: net/core/dev.c:6123
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff818b0c20-ffffffff818b0e82: napi_busy_loop (STB_GLOBAL)
  

• In 5.3: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff818fd9c0)
  Location: net/core/dev.c:6133
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff818fd9c0-ffffffff818fdc1e: napi_busy_loop (STB_GLOBAL)
  

• In 5.4: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81935730)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81935730-ffffffff819359a4: napi_busy_loop (STB_GLOBAL)
  

• In 5.8: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81a0a3f0)
  Location: net/core/dev.c:6458
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81a0a3f0-ffffffff81a0a686: napi_busy_loop (STB_GLOBAL)
  

• In 5.11: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81a0c710)
  Location: net/core/dev.c:6584
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
    - net/xdp/xsk.c:xsk_recvmsg
    - net/xdp/xsk.c:xsk_sendmsg
  

  Symbols:

  ffffffff81a0c710-ffffffff81a0c9ea: napi_busy_loop (STB_GLOBAL)
  

• In 5.13: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff819f29f0)
  Location: net/core/dev.c:6705
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
    - net/xdp/xsk.c:xsk_recvmsg
    - net/xdp/xsk.c:xsk_sendmsg
  

  Symbols:

  ffffffff819f29f0-ffffffff819f2cca: napi_busy_loop (STB_GLOBAL)
  

• In 5.15: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81aa48c0)
  Location: net/core/dev.c:6691
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
    - net/xdp/xsk.c:xsk_recvmsg
    - net/xdp/xsk.c:xsk_sendmsg
  

  Symbols:

  ffffffff81aa48c0-ffffffff81aa4b9a: napi_busy_loop (STB_GLOBAL)
  

• In 5.19: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81c1c020)
  Location: net/core/dev.c:6177
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
    - net/xdp/xsk.c:xsk_recvmsg
    - net/xdp/xsk.c:xsk_sendmsg
  

  Symbols:

  ffffffff81c1c020-ffffffff81c1c35a: napi_busy_loop (STB_GLOBAL)
  

• In 6.2: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81dcd000)
  Location: net/core/dev.c:6166
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81dcd000-ffffffff81dcd33a: napi_busy_loop (STB_GLOBAL)
  

• In 6.5: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81e3db60)
  Location: net/core/dev.c:6143
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81e3db60-ffffffff81e3de93: napi_busy_loop (STB_GLOBAL)
  

• In 6.8: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg, bool prefer_busy_poll, u16 budget);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81efc400)
  Location: net/core/dev.c:6225
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81efc400-ffffffff81efc733: napi_busy_loop (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffff800010bd3af0)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffff800010bd3af0-ffff800010bd3db8: napi_busy_loop (STB_GLOBAL)
  

• In armhf: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (c0cee7e4)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:do_epoll_wait
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  c0cee7e4-c0ceeb48: napi_busy_loop (STB_GLOBAL)
  

• In ppc64el: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (c000000000cb2830)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  c000000000cb2830-c000000000cb2bc4: napi_busy_loop (STB_GLOBAL)
  

• In riscv64: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffe00075dc0e)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:do_epoll_wait
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffe00075dc0e-ffffffe00075de76: napi_busy_loop (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff818d5700)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff818d5700-ffffffff818d5974: napi_busy_loop (STB_GLOBAL)
  

• In azure: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff8188f570)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff8188f570-ffffffff8188f7e4: napi_busy_loop (STB_GLOBAL)
  

• In gcp: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81926730)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81926730-ffffffff819269a4: napi_busy_loop (STB_GLOBAL)
  

• In lowlatency: ✅

  void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, long unsigned int), void *loop_end_arg);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In net/core/dev.c (ffffffff81947d30)
  Location: net/core/dev.c:6068
  Inline: False
  Direct callers:
    - fs/eventpoll.c:ep_poll
    - net/socket.c:sock_poll
    - net/core/datagram.c:__skb_try_recv_datagram
    - net/ipv4/tcp.c:tcp_recvmsg
    - net/ipv4/udp.c:__skb_recv_udp
  

  Symbols:

  ffffffff81947d30-ffffffff81947fec: napi_busy_loop (STB_GLOBAL)
  

Differences

Regular

• No changes between 4.13 and 4.15 ✅
• No changes between 4.15 and 4.18 ✅
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Param added. bool prefer_busy_poll
  • Param added. u16 budget
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅