Re: Heads up: More user-unaccessible x86 states?

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On 10/05/2009 02:18 PM, Jan Kiszka wrote:

True pointers are no go since we have to deal with compat code (31/32
bit userspace calling into a 64 bit kernel).  Offsets into the state
structure are easier.
So current KVM_GET_DIRTY_LOG is broken in the compat case...


Yes, for big-endian 32/64 and s390.  There are some patches floating around.

We'll probably have to deal with both. Therefore, I'm looking for a
unified solution.


array of

struct {
   __u16 type;
   __u16 offset;
} ?

--
error compiling committee.c: too many arguments to function

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