CONFIG_KCOV_ENABLE_COMPARISONS: Enable comparison operands collection by KCOV

General informations

The Linux kernel configuration item CONFIG_KCOV_ENABLE_COMPARISONS:

• prompt: Enable comparison operands collection by KCOV
• type: bool
• depends on: ( CONFIG_KCOV ) && ($( CONFIG_cc-option,-fsanitize-coverage = CONFIG_trace-cmp ))
• defined in lib/Kconfig.debug
• found in Linux kernels: 4.15–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

KCOV also exposes operands of every comparison in the instrumented code along with operand sizes and PCs of the comparison instructions. These operands can be used by fuzzing engines to improve the quality of fuzzing coverage.

Hardware

LKDDb

Raw data from LKDDb:

• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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