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    SubjectRe: [PATCH 05/28] nios2: Traps exception handling
    Hello Ley Foon,

    On Apr 19, Ley Foon Tan wrote:
    > +
    > +#ifndef CONFIG_ALIGNMENT_TRAP
    > +/* Alignment exception handler */
    > +asmlinkage void handle_unaligned_c(struct pt_regs *fp, int cause)
    > +{
    > + unsigned long addr = RDCTL(CTL_BADADDR);
    > +
    > + cause >>= 2;
    > + fp->ea -= 4;
    > +
    > + if (fixup_exception(fp))
    > + return;

    This will throw an undeclared error if you build with CONFIG_ALIGNMENT_TRAP=n.

    You need to add the uaccess.h header, or implement some similar fix.
    --
    Ezequiel García, Free Electrons
    Embedded Linux, Kernel and Android Engineering
    http://free-electrons.com
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