Roland McGrath <[EMAIL PROTECTED]> writes:
> The existing x86-64 kprobes implementation doesn't cope with the
> %RIP-relative addressing mode. Kprobes work by single-stepping a copy of
Thanks for fixing that long standing bug.
> + static const unsigned char onebyte_has_modrm[256] = {
Can you turn these two arrays into a bitmap please?
> + * This basically replicates __vmalloc, except that it uses a
This shouldn't be opencoded here. Instead make a utility function
like vmalloc_range() that takes a start and end address and
make the module allocation use it too.
Also you should fix up asm-x86_64/page.h and Documentation/x86_64/mm.txt
with the new fixed allocation.
> + * range of addresses starting a MODULE_END. This also
> + * allocates a single page of address space with no following
> + * guard page (__get_vm_area always adds PAGE_SIZE to the size,
> + * so by passing zero we get the one page). We set up all the
I think Andrea has just changed that and the patch went into
mainline. Be careful with merging.
-Andi
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