On Sun, Apr 10, 2016 at 6:23 PM, Alexandru Juncu <[email protected]> wrote:
> Current values are based on multiples of 1024 (powers of 2)
> which means that the values in meminfo are not kilobytes
> (1000 bytes) but kibibytes (1024 bytes). The correct
> prefix for that would be 'Ki' so the output should be 'KiB'.

I'm pretty sure you will get NAK for that.
Obvious reason — procfs is ABI of the kernel. "We won't break userspace."

>
> Signed-off-by: Alexandru Juncu <[email protected]>
> ---
>  fs/proc/meminfo.c | 90 
> +++++++++++++++++++++++++++----------------------------
>  1 file changed, 45 insertions(+), 45 deletions(-)
>
> diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
> index 8372046..5f0015e 100644
> --- a/fs/proc/meminfo.c
> +++ b/fs/proc/meminfo.c
> @@ -33,7 +33,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
>         int lru;
>
>  /*
> - * display in kilobytes.
> + * display in kibibytes.
>   */
>  #define K(x) ((x) << (PAGE_SHIFT - 10))
>         si_meminfo(&i);
> @@ -54,61 +54,61 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
>          * Tagged format, for easy grepping and expansion.
>          */
>         seq_printf(m,
> -               "MemTotal:       %8lu kB\n"
> -               "MemFree:        %8lu kB\n"
> -               "MemAvailable:   %8lu kB\n"
> -               "Buffers:        %8lu kB\n"
> -               "Cached:         %8lu kB\n"
> -               "SwapCached:     %8lu kB\n"
> -               "Active:         %8lu kB\n"
> -               "Inactive:       %8lu kB\n"
> -               "Active(anon):   %8lu kB\n"
> -               "Inactive(anon): %8lu kB\n"
> -               "Active(file):   %8lu kB\n"
> -               "Inactive(file): %8lu kB\n"
> -               "Unevictable:    %8lu kB\n"
> -               "Mlocked:        %8lu kB\n"
> +               "MemTotal:       %8lu KiB\n"
> +               "MemFree:        %8lu KiB\n"
> +               "MemAvailable:   %8lu KiB\n"
> +               "Buffers:        %8lu KiB\n"
> +               "Cached:         %8lu KiB\n"
> +               "SwapCached:     %8lu KiB\n"
> +               "Active:         %8lu KiB\n"
> +               "Inactive:       %8lu KiB\n"
> +               "Active(anon):   %8lu KiB\n"
> +               "Inactive(anon): %8lu KiB\n"
> +               "Active(file):   %8lu KiB\n"
> +               "Inactive(file): %8lu KiB\n"
> +               "Unevictable:    %8lu KiB\n"
> +               "Mlocked:        %8lu KiB\n"
>  #ifdef CONFIG_HIGHMEM
> -               "HighTotal:      %8lu kB\n"
> -               "HighFree:       %8lu kB\n"
> -               "LowTotal:       %8lu kB\n"
> -               "LowFree:        %8lu kB\n"
> +               "HighTotal:      %8lu KiB\n"
> +               "HighFree:       %8lu KiB\n"
> +               "LowTotal:       %8lu KiB\n"
> +               "LowFree:        %8lu KiB\n"
>  #endif
>  #ifndef CONFIG_MMU
> -               "MmapCopy:       %8lu kB\n"
> +               "MmapCopy:       %8lu KiB\n"
>  #endif
> -               "SwapTotal:      %8lu kB\n"
> -               "SwapFree:       %8lu kB\n"
> -               "Dirty:          %8lu kB\n"
> -               "Writeback:      %8lu kB\n"
> -               "AnonPages:      %8lu kB\n"
> -               "Mapped:         %8lu kB\n"
> -               "Shmem:          %8lu kB\n"
> -               "Slab:           %8lu kB\n"
> -               "SReclaimable:   %8lu kB\n"
> -               "SUnreclaim:     %8lu kB\n"
> -               "KernelStack:    %8lu kB\n"
> -               "PageTables:     %8lu kB\n"
> +               "SwapTotal:      %8lu KiB\n"
> +               "SwapFree:       %8lu KiB\n"
> +               "Dirty:          %8lu KiB\n"
> +               "Writeback:      %8lu KiB\n"
> +               "AnonPages:      %8lu KiB\n"
> +               "Mapped:         %8lu KiB\n"
> +               "Shmem:          %8lu KiB\n"
> +               "Slab:           %8lu KiB\n"
> +               "SReclaimable:   %8lu KiB\n"
> +               "SUnreclaim:     %8lu KiB\n"
> +               "KernelStack:    %8lu KiB\n"
> +               "PageTables:     %8lu KiB\n"
>  #ifdef CONFIG_QUICKLIST
> -               "Quicklists:     %8lu kB\n"
> +               "Quicklists:     %8lu KiB\n"
>  #endif
> -               "NFS_Unstable:   %8lu kB\n"
> -               "Bounce:         %8lu kB\n"
> -               "WritebackTmp:   %8lu kB\n"
> -               "CommitLimit:    %8lu kB\n"
> -               "Committed_AS:   %8lu kB\n"
> -               "VmallocTotal:   %8lu kB\n"
> -               "VmallocUsed:    %8lu kB\n"
> -               "VmallocChunk:   %8lu kB\n"
> +               "NFS_Unstable:   %8lu KiB\n"
> +               "Bounce:         %8lu KiB\n"
> +               "WritebackTmp:   %8lu KiB\n"
> +               "CommitLimit:    %8lu KiB\n"
> +               "Committed_AS:   %8lu KiB\n"
> +               "VmallocTotal:   %8lu KiB\n"
> +               "VmallocUsed:    %8lu KiB\n"
> +               "VmallocChunk:   %8lu KiB\n"
>  #ifdef CONFIG_MEMORY_FAILURE
> -               "HardwareCorrupted: %5lu kB\n"
> +               "HardwareCorrupted: %5lu KiB\n"
>  #endif
>  #ifdef CONFIG_TRANSPARENT_HUGEPAGE
> -               "AnonHugePages:  %8lu kB\n"
> +               "AnonHugePages:  %8lu KiB\n"
>  #endif
>  #ifdef CONFIG_CMA
> -               "CmaTotal:       %8lu kB\n"
> -               "CmaFree:        %8lu kB\n"
> +               "CmaTotal:       %8lu KiB\n"
> +               "CmaFree:        %8lu KiB\n"
>  #endif
>                 ,
>                 K(i.totalram),
> --
> 2.5.5
>



-- 
With Best Regards,
Andy Shevchenko

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