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

From: Andreas Schwab <schwab_at_suse.de>
Date: 2004-09-22 07:56:23
Arun Sharma <arun.sharma@intel.com> 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.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."
-
To unsubscribe from this list: send the line "unsubscribe linux-ia64" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Received on Tue Sep 21 17:58:34 2004

This archive was generated by hypermail 2.1.8 : 2005-08-02 09:20:30 EST