On Sat, Oct 07, 2017 at 09:36:48AM +0800, Jia-Ju Bai wrote:
> According to fs/aio.c, cond_resched is called under a spinlock,
> and the function call path is:
> aio_migratepage (acquire the spinlock)
> migrate_page_copy
> copy_huge_page
> __copy_gigantic_page
> cond_resched
>
According to fs/aio.c, cond_resched is called under a spinlock,
and the function call path is:
aio_migratepage (acquire the spinlock)
migrate_page_copy
copy_huge_page
__copy_gigantic_page
cond_resched
might_sleep
This bug is found by my static analysis tool and my co
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