Linux modinfo command

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The Linux modinfo command is used to display information about kernel modules.

The modinfo command of Linux displays the object files of kernel modules to show related information about the module.

Syntax

modinfo [-adhpV][Module file]

Parameters:

• -a or--author 　Display the module developer.
• -d or--description 　Display the module's description.
• -h or--help 　Display the usage of modinfo parameters.
• -p or--parameters 　Display the parameters supported by the module.
• -V or--version 　Display version information.

Online Examples

Display information about the sg module.

# modinfo sg
filename:    /lib/modules/2.6.9-42.ELsmp/kernel/drivers/scsi/sg.ko
author:     Douglas Gilbert
description:  SCSI generic (sg) driver
license:    GPL
version:    3.5.31 B0B0CB1BB59F0669A1F0D6B
parm:      def_reserved_size:size of buffer reserved for each fd
parm:      allow_dio:allow direct I/O/O (default: 0 (disallow))
alias:     char-major-21-*
vermagic:    2.6.9-42.ELsmp SMP 686 REGPARM 4KSTACKS gcc-3.4
depends:    scsi_mod

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