Re: [PATCH] cpumask 5/10 rewrite cpumask.h - single bitmap based implementation

William Lee Irwin III
2004-06-04T09:59:41Z

William Lee Irwin III writes:
>> If the marshalling code presents different formats to userspace
>> depending on BITS_PER_LONG then it's buggy.

On Fri, Jun 04, 2004 at 11:46:49AM +0200, Mikael Pettersson wrote:
> No. Read what I wrote: binary compatibility was the very problem I
> set out to solve, not cause.
> For a given cpumask_t value, user-space sees the same binary
> representation irregardless of how you combine 32 or 64-bit
> user-spaces with 32 or 64-bit kernels.
> This has all been worked out on x86 and amd64, and the conversion
> is endian-neutral so e.g. ppc32 on ppc64 should work.

cpumask_scnprintf() is correct to all appearances... testcase please.

-- wli