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    Subject[PATCH -next] Documentation: Explain the [KMG] parameters suffix
    (Also applicable over 2.6.38-rc3)

    The '[KMG]' suffix is commonly described after a number of kernel
    parameter values documentation. Explicitly state its semantics.

    Signed-off-by: Ahmed S. Darwish <>

    diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
    index 89835a4..3deedce 100644
    --- a/Documentation/kernel-parameters.txt
    +++ b/Documentation/kernel-parameters.txt
    @@ -144,6 +144,11 @@ a fixed number of characters. This limit depends on the architecture
    and is between 256 and 4096 characters. It is defined in the file
    ./include/asm/setup.h as COMMAND_LINE_SIZE.

    +Finally, the [KMG] suffix is commonly described after a number of kernel
    +parameter values. These 'K', 'M', and 'G' letters represent the _binary_
    +multipliers 'Kilo', 'Mega', and 'Giga', equalling 2^10, 2^20, and 2^30
    +bytes respectively. Such letter suffixes can also be entirely omitted.

    acpi= [HW,ACPI,X86]
    Advanced Configuration and Power Interface


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