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SubjectRe: [PATCH] DevFS support for /dev/cpu/X/(cpuid|msr)
H. Peter Anvin writes:
> Richard Gooch wrote:
> > H. Peter Anvin writes:
> >
> >>Once again, this shit does not belong in N drivers; it is core code.
> >>
> >
> > Drivers have to register their own device nodes. What kind of API do
> > you propose?
> The existence of a CPU creates /dev/cpu/# and registering a node
> replicates across the /dev/cpu directories.

So you mean something like this:

void devfs_per_cpu_register (const char *leafname, unsigned int flags,
unsigned int major, unsigned int minor_start,
umode_t mode, void *ops);

void devfs_per_cpu_unregister (const char *leafname);

with code in the per-cpu boot code to create the /dev/cpu/%d


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