diff options
| author | Stanislav Vorobiov <s.vorobiov@samsung.com> | 2012-07-04 10:43:30 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2012-07-04 10:43:30 +0000 |
| commit | 2e2aafc0f6c0964b736d81cb7b13a2a1a3d8a564 (patch) | |
| tree | 079dd241ece9c987ac17a2664654af8b4f0d5cb1 /hw | |
| parent | 71ea2e016131a9fcde6f1ffd3e0e34a64c21f593 (diff) | |
| download | qemu-2e2aafc0f6c0964b736d81cb7b13a2a1a3d8a564.tar.gz | |
ARM: hw/exynos4210_mct.c: Fix a bug which hangs Linux kernel.
After some long period of time Linux kernel hanged due to
ptimer_get_count may return 0 before timer interrupt occurs,
thus, causing FRC to jump back in time
Signed-off-by: Evgeny Voevodin <e.voevodin@samsung.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/exynos4210_mct.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/hw/exynos4210_mct.c b/hw/exynos4210_mct.c index 7474fcf802..7a22b1f900 100644 --- a/hw/exynos4210_mct.c +++ b/hw/exynos4210_mct.c @@ -376,10 +376,6 @@ static uint64_t exynos4210_gfrc_get_count(Exynos4210MCTGT *s) { uint64_t count = 0; count = ptimer_get_count(s->ptimer_frc); - if (!count) { - /* Timer event was generated and s->reg.cnt holds adequate value */ - return s->reg.cnt; - } count = s->count - count; return s->reg.cnt + count; } |