On Fri, 2015-05-15 at 10:05 +0200, Willy Tarreau wrote: > 2.6.32-longterm review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Andy Lutomirski <luto@xxxxxxxxxxxxxx> > > commit f647d7c155f069c1a068030255c300663516420e upstream. > > Otherwise, if buggy user code points DS or ES into the TLS > array, they would be corrupted after a context switch. > > This also significantly improves the comments and documents some > gotchas in the code. > > Before this patch, the both tests below failed. With this > patch, the es test passes, although the gsbase test still fails. [...] This depends on the changes to FPU/MMX/SSE state management that you didn't apply to 2.6.32. Note this comment: /* Must be after DS reload */ unlazy_fpu(prev_p); Ben. -- Ben Hutchings It is impossible to make anything foolproof because fools are so ingenious.
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