Re: [PATCH] kbuild: be more careful about matching preprocessed asm ___EXPORT_SYMBOL

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Dne 9.11.2016 v 05:34 Nicholas Piggin napsal(a):
> The CRC code for asm exports grabs the preprocessed asm, finds the
> ___EXPORT_SYMBOL and turns those into EXPORT_SYMBOL in a C program
> that can be preprocessed and parsed to create the CRC signatures from
> the type.
> 
> The existing regex matching and replacement is too strict, and doesn't
> deal well with whitespace among other things. The line
> " EXPORT_SYMBOL(sym)" in a .S file would not match due to initial
> whitespace, for example, which resulted in x86's ___preempt_schedule
> failing to get CRCs.
> 
> Reported-by: Philip Müller <philm@xxxxxxxxxxx>
> Signed-off-by: Nicholas Piggin <npiggin@xxxxxxxxx>

Applied to kbuild.git#rc-fixes.

Michal

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