Messages in this thread | | | Date | Thu, 9 Apr 2009 19:36:24 +0800 | Subject | [REGRESSION] commit 66c1ca0: {fbmem: fix fb_info->lock and mm->mmap_sem ...} causes Xfbdev not working | From | Eric Miao <> |
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This happens on my Marvell PXA310-based Littleton platform with Angstrom Distribution. The offending paths are many:
FBIOPUT_VSCREENINFO: lock_fb_info() --> fb_set_var() --> fb_notifier_call_chain() [FBINFO_MISC_USEREVENT] --> fbcon_event_notifier() [FB_EVENT_MODE_CHANGE] --> lock_fb_info()
OK, now hang. I'd suggest a clean fix to the original assumption of circular locking issue and revert this commit first.
-- Cheers - eric
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