Re: [committed] libitm: Disable TSX on processors on which it may be broken.

2017-01-19 Thread Uros Bizjak
On Wed, Jan 18, 2017 at 11:08 PM, Uros Bizjak wrote: > On Wed, Jan 18, 2017 at 10:48 PM, Uros Bizjak wrote: >> Hello! >> >>> This fix follows the same approach that glibc uses to disable TSX on >>> processors on which it is broken. TSX can also be disabled through a >>> microcode update on these

Re: [committed] libitm: Disable TSX on processors on which it may be broken.

2017-01-18 Thread Uros Bizjak
On Wed, Jan 18, 2017 at 10:48 PM, Uros Bizjak wrote: > Hello! > >> This fix follows the same approach that glibc uses to disable TSX on >> processors on which it is broken. TSX can also be disabled through a >> microcode update on these processors, but glibc consensus is that it >> cannot be dete

Re: [committed] libitm: Disable TSX on processors on which it may be broken.

2017-01-18 Thread Jakub Jelinek
On Wed, Jan 18, 2017 at 10:48:28PM +0100, Uros Bizjak wrote: > Hello! > > > This fix follows the same approach that glibc uses to disable TSX on > > processors on which it is broken. TSX can also be disabled through a > > microcode update on these processors, but glibc consensus is that it > > ca

Re: [committed] libitm: Disable TSX on processors on which it may be broken.

2017-01-18 Thread Uros Bizjak
On Wed, Jan 18, 2017 at 10:48 PM, Uros Bizjak wrote: > Hello! > >> This fix follows the same approach that glibc uses to disable TSX on >> processors on which it is broken. TSX can also be disabled through a >> microcode update on these processors, but glibc consensus is that it >> cannot be dete

Re: [committed] libitm: Disable TSX on processors on which it may be broken.

2017-01-18 Thread Uros Bizjak
Hello! > This fix follows the same approach that glibc uses to disable TSX on > processors on which it is broken. TSX can also be disabled through a > microcode update on these processors, but glibc consensus is that it > cannot be detected reliably whether the microcode update has been > applied