Re: Kernel fixes for HW watchpoint support

2011-02-21 Thread Ulrich Weigand
Nicolas Pitre wrote on 02/21/2011 06:48:10 PM: > This is included in the Linaro kernel repository already: > > http://git.linaro.org/gitweb?p=kernel/linux-linaro-2.6. > 37.git;a=commit;h=40ef21c84e > > Next packaging of the kernel will pick it up. Ah, I missed that, sorry. Thanks! Mit freundl

RE: Kernel fixes for HW watchpoint support

2011-02-21 Thread Ulrich Weigand
"Will Deacon" wrote on 02/21/2011 06:56:13 PM: > > > - On (some versions of?) Versatile Express SMP Cortex-A9 SMP boards, a CPU > > > errata (#720789) causes TLB flushes to sometime fail, which can lead to > > > random problems when running GDB in SMP mode (and probably elsewhere). > > > There is

RE: Kernel fixes for HW watchpoint support

2011-02-21 Thread Will Deacon
> > - On (some versions of?) Versatile Express SMP Cortex-A9 SMP boards, a CPU > > errata (#720789) causes TLB flushes to sometime fail, which can lead to > > random problems when running GDB in SMP mode (and probably elsewhere). > > There is a kernel work-around for this problem activated by > > C

Re: Kernel fixes for HW watchpoint support

2011-02-21 Thread Nicolas Pitre
On Mon, 21 Feb 2011, Ulrich Weigand wrote: > > Hi Nicolas, hi John, > > during tests of hardware watchpoint support for GDB I run into a couple of > Linux kernel issues: > > - On (some versions of?) Versatile Express SMP Cortex-A9 SMP boards, a CPU > errata (#720789) causes TLB flushes to somet

Kernel fixes for HW watchpoint support

2011-02-21 Thread Ulrich Weigand
Hi Nicolas, hi John, during tests of hardware watchpoint support for GDB I run into a couple of Linux kernel issues: - On (some versions of?) Versatile Express SMP Cortex-A9 SMP boards, a CPU errata (#720789) causes TLB flushes to sometime fail, which can lead to random problems when running GDB