Re: RELEASE BLOCKER: Linux doesn't follow x86/x86-64 ABI wrt direction flag

[H. Peter Anvin]

Chris Lattner wrote:

On Mar 5, 2008, at 1:34 PM, H. Peter Anvin wrote:

Richard Guenther wrote:

We didn't yet run into this issue and build openSUSE with 4.3 since more than

three month.

Well, how often do you take a trap inside an overlapping memmove()?

How hard is it to change the kernel signal entry path from "pushf" to "pushf;cld"? Problem solved, no?

Not quite, but fixing it in the kernel is easy.

Still breaks for running on all old kernels.

        -hpa