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linux-user: fix the breakpoint inheritance in spawned threads

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When a thread is spawned, cpu_copy re-initializes
the bp & wp lists of current thread, instead of the ones
of the new thread.
The effect is that breakpoints are no longer hit.

Signed-off-by: Thierry Bultel <thierry.bultel@basystemes.fr>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Thierry Bultel 2015-06-12 11:24:10 +02:00 committed by Riku Voipio
parent 876e23cb2e
commit 1d085f6cae
1 changed files with 2 additions and 2 deletions
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4
linux-user/main.c
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@ -3459,8 +3459,8 @@ CPUArchState *cpu_copy(CPUArchState *env)
/* Clone all break/watchpoints.
Note: Once we support ptrace with hw-debug register access, make sure
BP_CPU break/watchpoints are handled correctly on clone. */
QTAILQ_INIT(&cpu->breakpoints);
QTAILQ_INIT(&cpu->watchpoints);
QTAILQ_INIT(&new_cpu->breakpoints);
QTAILQ_INIT(&new_cpu->watchpoints);
QTAILQ_FOREACH(bp, &cpu->breakpoints, entry) {
cpu_breakpoint_insert(new_cpu, bp->pc, bp->flags, NULL);
}