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author | Sean Paul <seanpaul@chromium.org> | 2018-03-30 19:35:45 +0300 |
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committer | Sean Paul <seanpaul@chromium.org> | 2018-03-30 19:35:45 +0300 |
commit | 83fd26c3f32afe38bb2ab8cc00e313ec5c2edbce (patch) | |
tree | b2d2719c998bc2bcba99f2ecf2d164ee9b7ad75a /arch/powerpc/platforms/pseries/ras.c | |
parent | 4165791d29f64e01860a064f3c649447dbac41c3 (diff) | |
parent | 694f54f680f7fd8e9561928fbfc537d9afbc3d79 (diff) | |
download | linux-83fd26c3f32afe38bb2ab8cc00e313ec5c2edbce.tar.xz |
Merge airlied/drm-next into drm-misc-next
Backmerging to pick up a fix from drm-misc-next-fixes.
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/ras.c')
-rw-r--r-- | arch/powerpc/platforms/pseries/ras.c | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 81d8614e7379..5e1ef9150182 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -49,6 +49,28 @@ static irqreturn_t ras_error_interrupt(int irq, void *dev_id); /* + * Enable the hotplug interrupt late because processing them may touch other + * devices or systems (e.g. hugepages) that have not been initialized at the + * subsys stage. + */ +int __init init_ras_hotplug_IRQ(void) +{ + struct device_node *np; + + /* Hotplug Events */ + np = of_find_node_by_path("/event-sources/hot-plug-events"); + if (np != NULL) { + if (dlpar_workqueue_init() == 0) + request_event_sources_irqs(np, ras_hotplug_interrupt, + "RAS_HOTPLUG"); + of_node_put(np); + } + + return 0; +} +machine_late_initcall(pseries, init_ras_hotplug_IRQ); + +/* * Initialize handlers for the set of interrupts caused by hardware errors * and power system events. */ @@ -66,15 +88,6 @@ static int __init init_ras_IRQ(void) of_node_put(np); } - /* Hotplug Events */ - np = of_find_node_by_path("/event-sources/hot-plug-events"); - if (np != NULL) { - if (dlpar_workqueue_init() == 0) - request_event_sources_irqs(np, ras_hotplug_interrupt, - "RAS_HOTPLUG"); - of_node_put(np); - } - /* EPOW Events */ np = of_find_node_by_path("/event-sources/epow-events"); if (np != NULL) { |