Re: [PATCH] ia32 support for NX when sigaction->sa_restorer == NULL

From: Andreas Schwab <>
Date: 2004-09-22 07:56:23
Arun Sharma <> writes:

> When userland doesn't specify sigaction->sa_restorer, we try to put
> the restorer code on the stack. But this breaks ia32 binaries with
> non-executable stacks. We now put the restorer code on a gate page.

Does this work with nested signal handlers?


Andreas Schwab, SuSE Labs,
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
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Received on Tue Sep 21 17:58:34 2004

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