DepSurf

Function: serial8250_read_char

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81559974)
  Location: drivers/tty/serial/8250/8250_port.c:1640
  Inline: True
  Inline callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

• In 4.10: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81586184)
  Location: drivers/tty/serial/8250/8250_port.c:1637
  Inline: True
  Inline callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

• In 4.13: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff815999c4)
  Location: drivers/tty/serial/8250/8250_port.c:1653
  Inline: True
  Inline callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

• In 4.15: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff815fe894)
  Location: drivers/tty/serial/8250/8250_port.c:1684
  Inline: True
  Inline callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

• In 4.18: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81638170)
  Location: drivers/tty/serial/8250/8250_port.c:1685
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81638170-ffffffff8163834d: serial8250_read_char (STB_GLOBAL)
  

• In 5.0: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81654820)
  Location: drivers/tty/serial/8250/8250_port.c:1684
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81654820-ffffffff816549f7: serial8250_read_char (STB_GLOBAL)
  

• In 5.3: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81689200)
  Location: drivers/tty/serial/8250/8250_port.c:1690
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81689200-ffffffff816893d7: serial8250_read_char (STB_GLOBAL)
  

• In 5.4: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff816ab920)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff816ab920-ffffffff816abaf7: serial8250_read_char (STB_GLOBAL)
  

• In 5.8: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff8175e580)
  Location: drivers/tty/serial/8250/8250_port.c:1709
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff8175e580-ffffffff8175e798: serial8250_read_char (STB_GLOBAL)
  

• In 5.11: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81779400)
  Location: drivers/tty/serial/8250/8250_port.c:1710
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81779400-ffffffff81779618: serial8250_read_char (STB_GLOBAL)
  

• In 5.13: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff8175ccc0)
  Location: drivers/tty/serial/8250/8250_port.c:1710
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff8175ccc0-ffffffff8175ced8: serial8250_read_char (STB_GLOBAL)
  

• In 5.15: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff817e0b20)
  Location: drivers/tty/serial/8250/8250_port.c:1711
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff817e0b20-ffffffff817e0d38: serial8250_read_char (STB_GLOBAL)
  

• In 5.19: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff8191f940)
  Location: drivers/tty/serial/8250/8250_port.c:1728
  Inline: False
  

  Symbols:

  ffffffff8191f940-ffffffff8191fb56: serial8250_read_char (STB_GLOBAL)
  

• In 6.2: ✅

  void serial8250_read_char(struct uart_8250_port *up, u16 lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81a7bee0)
  Location: drivers/tty/serial/8250/8250_port.c:1725
  Inline: False
  

  Symbols:

  ffffffff81a7bee0-ffffffff81a7c10a: serial8250_read_char (STB_GLOBAL)
  

• In 6.5: ✅

  void serial8250_read_char(struct uart_8250_port *up, u16 lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81ac71d0)
  Location: drivers/tty/serial/8250/8250_port.c:1703
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_handle_irq
  

  Symbols:

  ffffffff81ac71d0-ffffffff81ac743d: serial8250_read_char (STB_GLOBAL)
  

• In 6.8: ✅

  void serial8250_read_char(struct uart_8250_port *up, u16 lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81b1a650)
  Location: drivers/tty/serial/8250/8250_port.c:1703
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_handle_irq
  

  Symbols:

  ffffffff81b1a650-ffffffff81b1a8c4: serial8250_read_char (STB_GLOBAL)
  

Arch

• In arm64: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffff800010886468)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffff800010886468-ffff800010886620: serial8250_read_char (STB_GLOBAL)
  

• In armhf: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (c098495c)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  c098495c-c0984b54: serial8250_read_char (STB_GLOBAL)
  

• In ppc64el: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (c00000000092d020)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  c00000000092d020-c00000000092d288: serial8250_read_char (STB_GLOBAL)
  

• In riscv64: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffe000551700)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffe000551700-ffffffe000551886: serial8250_read_char (STB_GLOBAL)
  

Flavor

• In aws: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81671390)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81671390-ffffffff81671567: serial8250_read_char (STB_GLOBAL)
  

• In azure: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff81650490)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff81650490-ffffffff81650667: serial8250_read_char (STB_GLOBAL)
  

• In gcp: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff8169f760)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff8169f760-ffffffff8169f937: serial8250_read_char (STB_GLOBAL)
  

• In lowlatency: ✅

  void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr);
  

  Collision: Unique Global

  Inline: No

  Transformation: False

  Instances:

  In drivers/tty/serial/8250/8250_port.c (ffffffff816b9c20)
  Location: drivers/tty/serial/8250/8250_port.c:1639
  Inline: False
  Direct callers:
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
    - drivers/tty/serial/8250/8250_port.c:serial8250_rx_chars
  

  Symbols:

  ffffffff816b9c20-ffffffff816b9df7: serial8250_read_char (STB_GLOBAL)
  

Differences

Regular

• 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 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• Changed between 5.19 and 6.2 ⚠️

  • Param type changed. unsigned char lsr ➡️ u16 lsr
• 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 ✅