[ACTIVITY] report week 48

2012-11-30 Thread Peter Maydell
[Short week: 3 days] * looked at (but failed to reproduce) a hang in QEMU reported by Christoffer when shutting down a KVM ARM guest using TUN/TAP networking * investigated LP:1084148 (segfault in qemu usermode) sufficiently to diagnose it as probably another of qemu's "can't handle

[ACTIVITY] 26-30 November

2012-11-30 Thread Matthew Gretton-Dann
== Blueprints == InitialCurrentActual initial-aarch64-backport31 Oct 20127 Dec 2012* aarch64-baremetal-testing 31 Oct 20127 Dec 2012* fix-gcc-multiarch-testing 31 Dec 201231 Dec 2012 backport-fma-intrinsic 3

Re: corruption while doing open close

2012-11-30 Thread Mans Rullgard
On 30 November 2012 10:39, Ajeet Yadav wrote: > Linux version 3.0.33 (Cortex A15) > Below program crashes with 2.14.1 glibc but runs fine with 2.11.1 glibc. > > #include > #include > #include > #include > #include > #include > > #define MAX_LINE_SIZE 80 > > #define MAX_THREAD 20 > #define MA

Re: Atomic builtins questions

2012-11-30 Thread Yvan Roux
OK, sorry if I wasn't clear. I understand the mechanism with the library call, but what I don't, is why the code below, where the load exclusive establishes the address reservation and we do it until the store exclusive succeed doesn't fix the problem. 1: LDREX r2, [r0] STREX r1, r2, [r0]