Re: [PATCH] compiler-intel: fix wrong compiler barrier() macro

2015-04-29 Thread mancha security
On Wed, Apr 29, 2015 at 12:40:15PM -0400, Pranith Kumar wrote: > On Wed, Apr 29, 2015 at 10:59 AM, mancha security > wrote: > > > > The problem is that ICC defines __GNUC__ so barrier() gets defined > > in compiler-gcc.h. Your commit removed an #undef from > > compi

Re: [PATCH] compiler-intel: fix wrong compiler barrier() macro

2015-04-29 Thread mancha security
On Wed, Apr 29, 2015 at 10:51:40AM -0400, Pranith Kumar wrote: > Hi Daniel, > > On Wed, Apr 29, 2015 at 10:42 AM, Daniel Borkmann > wrote: > > Cleanup commit 23ebdedc67e ("compiler-intel.h: Remove duplicate > > definition") removed the double definition of __memory_barrier() > > intrinsics. > >

Re: [BUG/PATCH] kernel RNG and its secrets

2015-04-10 Thread mancha security
On Fri, Apr 10, 2015 at 04:33:17PM +0200, Stephan Mueller wrote: > Am Freitag, 10. April 2015, 14:22:08 schrieb mancha security: > > Hi mancha, > > >__asm__ __volatile__("": :"r"(p) :"memory") > > gcc -O2/3: mov present > >