Messages in this thread | | | Subject | Re: [PATCH] prctl: implement PR_GET_ENDIAN for all architectures | From | James Bottomley <> | Date | Wed, 01 Feb 2017 15:12:12 -0800 |
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On Tue, 2017-01-31 at 16:26 -0800, Andrew Morton wrote: > On Sat, 28 Jan 2017 12:13:10 +0100 Helge Deller <deller@gmx.de> > wrote: > > > The prctl(PR_GET_ENDIAN) syscall was added to Kernel 2.6.18, but > > implemented for PowerPC only. This trivial patch adds support for > > this syscall for all other architectures. > > Seems reasonable. I guess. Why is this needed?
I don't think it is other than for PPC. If you're not variable endian (which is only PPC to date), then you should know a priori what endian you are from the #defines in userspace.
James
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