Re: [PATCH] compiler/gcc4: make quirk for asm_volatile_goto unconditional

2014-02-12 Thread Mike Galbraith
On Wed, 2014-02-12 at 20:53 -0800, Steven Noonan wrote: > I started noticing problems with KVM guest destruction on Linux 3.12+, where > guest memory wasn't being cleaned up. I bisected it down to the commit > introducing the new 'asm goto'-based atomics, and found this quirk was later > applied t

[PATCH] compiler/gcc4: make quirk for asm_volatile_goto unconditional

2014-02-12 Thread Steven Noonan
I started noticing problems with KVM guest destruction on Linux 3.12+, where guest memory wasn't being cleaned up. I bisected it down to the commit introducing the new 'asm goto'-based atomics, and found this quirk was later applied to those. Unfortunately, even with GCC 4.8.2 (which ostensibly fi