Re: [PATCH] support for gzipped (ELF) core dumps

[Jan Frey]

Hi,

I tried to use those "in-kernel" functions, but they seem to do little
different CRC calculations. Unfortunately I don't have any experiences
with CRC stuff, anyone able to help here?

Regards,
Jan

>  >+/* This table is needed for efficient CRC32 calculation */
>  >+static const unsigned long crc_table[8][256] = {
>  >+ {
>  >+ 0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL,
>  
> First, by using "unsigned long", you may be doubling the size on most 64 bit 
> platforms. Second, I'm pretty sure there is a standard implementation of 
> several CRCs already in the kernel - is there a reason not to use one of them 
> (e.g. a different polynomial)?
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