A Smackerel of Opinion
Notes and jottings from an ex-Ubuntu Kernel Team Engineer
Saturday, 24 July 2021
Intel Hardware P-State (HWP) / Intel Speed Shift
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Intel Hardware P-State (aka Harware Controlled Performance or "Speed Shift") (HWP) is a feature found in more modern x86 Intel CPU...
Friday, 9 July 2021
New features in stress-ng 0.12.12
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The release of stress-ng 0.12.12 incorporates some useful features and a handful of new stressors. Media devices such as HDDs and SSDs norm...
Friday, 21 May 2021
Adjacent C string concatenation gotcha
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C has the useful feature of adjacent allowing literal strings to be automatically concatenated. This is described in K&R "The C pro...
Friday, 23 April 2021
C Ternary operator gotcha (type conversions)
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The C ternary operator expr1 ? expr2 : expr3 has a subtle side note described in K&R 2nd edition, page 52, section 2.11: "If expr2 ...
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