| To: | Franck Bui-Huu <vagabon.xyz@gmail.com> |
|---|---|
| Subject: | Re: Question about signal syscalls ! |
| From: | Daniel Jacobowitz <dan@debian.org> |
| Date: | Fri, 2 Feb 2007 11:53:56 -0500 |
| Cc: | David Daney <ddaney@avtrex.com>, Ralf Baechle <ralf@linux-mips.org>, linux-mips <linux-mips@linux-mips.org> |
| In-reply-to: | <cda58cb80702020836t54ab54bam1b83dd7c1dacb4d8@mail.gmail.com> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <cda58cb80702010243y4a36026i6945f2a5cd3791d0@mail.gmail.com> <20070201135734.GB12728@linux-mips.org> <cda58cb80702010654w74527a34k4ed229b499b8f9b2@mail.gmail.com> <45C21CFE.9060804@avtrex.com> <cda58cb80702020055t6eb2578fn5d1e4370e9ebda08@mail.gmail.com> <45C3611D.7000702@avtrex.com> <cda58cb80702020836t54ab54bam1b83dd7c1dacb4d8@mail.gmail.com> |
| Sender: | linux-mips-bounce@linux-mips.org |
| User-agent: | Mutt/1.5.13 (2006-08-11) |
On Fri, Feb 02, 2007 at 05:36:30PM +0100, Franck Bui-Huu wrote: > And now I'm starting to think that we don't need to save static regs in > setup_sigcontext() either... It's possible not to (iirc at least one arch does that) but please don't change it now. This is a userland ABI issue; GDB knows that the registers are saved, and there are slots for them in sigcontext/ucontext so it would be unexpected if they were not filled in. Could break things like pth. -- Daniel Jacobowitz CodeSourcery |
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