Linux Kernel 4.5.4 Released

Kernel is hart of Linux OS, Stable kernel updates are released on as-needed basis, usually 2-3 a month. Kernel Development Team happily announced the immediate availability of Kernel 4.5.4 today few hours back on May 11, 2016 for varies hardware support improvement.

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Kernel 4.5.4 Changes

  • The root cause is identified as the HWP interrupts causing BIOS code to freeze, when enabling HWP (Hardware PStates)feature on Skylake-based systems by the Intel P-states driver
  • restrict faking live_status to certain platforms
  • Fix NULL pointer exception on early interrupt
  • set metadata pointer to NULL after freeing
  • Fix signaling logic in hv_need_to_signal_on_read()
  • fix buffer overflow in read
  • Fix bad inline asm constraint in create_zero_mask()
  • Update thread ID for recursive method calls
  • Fix valid BAR address range check
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