On Tue, Mar 18, 2014 at 07:46:09AM +0100, Takashi Iwai wrote: > kmemdup() with GFP_KERNEL in the lock context. Ditto in > regmap_register_patch(), which calls krealloc() with GFP_KERNEL. So send a patch... > The former could be fixed by moving the lock like below. The fix for > the latter depends on whether we need to protect map->patch_regs > growth from races or not. If not, krealloc() can be moved out of the > lock. It should only be happening on init so probably not. On the other hand doing it without any sort of locking isn't great.
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