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Date: Mon, 10 Jun 2013 09:24:05 +0200 From: Daniel Vetter <daniel@...ll.ch> To: Maarten Lankhorst <maarten.lankhorst@...onical.com> Cc: Fengguang Wu <fengguang.wu@...el.com>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, dri-devel <dri-devel@...ts.freedesktop.org> Subject: Re: [inconsistent HARDIRQ usage] &dev->mode_config.idr_mutex at drm_mode_object_find() On Mon, Jun 10, 2013 at 9:04 AM, Maarten Lankhorst <maarten.lankhorst@...onical.com> wrote: > ^ Stacktrace points at the warning being called from panic. At that point I no longer trust anything to be sane. > I don't know much about the panic handling in drm, but it's definitely not related to your original issue. The locking in the current drm panic handler is pretty much terminally broken. At best we're trying not too flood dmesg too badly when it happens. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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