Glauber de Oliveira Costa wrote:
This patch moves the i386 control registers manipulation functions,
wbinvd, and clts functions to system.h. They are essentially the same
as in x86_64, except for the cr8 register, which we add.
+
+static inline unsigned long native_read_cr8(void)
+{
+ unsigned long cr8;
+ asm volatile("mov %%cr8,%0" : "=r" (cr8), "=m" (__force_order));
+ return cr8;
+}
+
There is no cr8 register on i386. This had better be protected by an
#ifdef.
(you're likely not getting an error since it's a static inline, so the
asm is never emitted)
--
Any sufficiently difficult bug is indistinguishable from a feature.
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