Messages in this thread | | | Date | Fri, 11 Jul 2014 19:21:54 -0700 | Subject | Re: [PATCH 2/2] x86_64,signal: Remove 'fs' and 'gs' from sigcontext | From | Linus Torvalds <> |
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On Fri, Jul 11, 2014 at 9:29 AM, Andy Lutomirski <luto@amacapital.net> wrote: > As far as I can tell, these fields have been set to zero on save and > ignored on restore since Linux was imported into git. Rename them > '__pad1' and '__pad2' to avoid confusion and to allow them to be > recycled some day.
Shouldn't we actually try to save/restore gs/fs properly? Admittedly, changing them in the signal handler would be insane, but still.. See our context switching code with the whole segment selector vs base save/restore code. Hmm?
Linus
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