Re: Fix small race in 44x tlbie function
From: Hollis Blanchard <hidden>
Date: 2007-08-08 20:43:39
On Tue, 07 Aug 2007 14:20:50 +1000, David Gibson wrote:
This patch fixes the problem in both arch/ppc and arch/powerpc by inhibiting interrupts (even critical and debug interrupts) across the relevant instructions.
How could a critical or debug interrupt modify the contents of MMUCR? -- Hollis Blanchard IBM Linux Technology Center