Re: context imbalance false positive sparse warnings

["Stalin Kenny" <stalinlinux@gmail.com>]

> Even the simplest use cases throw this error e.g. fs/super.c line 162-164:
>
> static void put_super(struct super_block *sb)
> {
>       spin_lock(&sb_lock);
>       __put_super(sb);
>       spin_unlock(&sb_lock);
> }

What is the sparse error when you call this function ?


On 8/19/08, Steve French <smfrench@gmail.com> wrote:
> Just building one directory of the kernel (./fs/*.c), ie "make bzImage
> C=1" generates more than 200 sparse warnings similar to
>       warning: context imbalance in 'set_task_ioprio': wrong count at exit
>
> Even the simplest use cases throw this error e.g. fs/super.c line 162-164:
>
> static void put_super(struct super_block *sb)
> {
>       spin_lock(&sb_lock);
>       __put_super(sb);
>       spin_unlock(&sb_lock);
> }
>
>
> It doesn't look like sparse has been fixed in a few months, unless the
> sparse tool repository has moved from the
>    /pub/scm / devel/sparse/sparse.git
> directory on git.kernel.org
>
> Is there a way to turn just this warning off (the thousands of context
> imbalance messages generated by the kernel build make it harder to see
> real errors which sparse could catch)?
>
>
> --
> Thanks,
>
> Steve
> --
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