Messages in this thread | | | Subject | Re: [PATCH 10/10] oom: Make find_lock_task_mm() sparse-aware | From | Peter Zijlstra <> | Date | Sat, 24 Mar 2012 17:43:27 +0100 |
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On Sat, 2012-03-24 at 20:21 +0400, Anton Vorontsov wrote:
> Just wonder how do you see the feature implemented? > > Something like this? > > #define __ret_cond_locked(l, c) __attribute__((ret_cond_locked(l, c))) > #define __ret_value __attribute__((ret_value)) > #define __ret_locked_nonnull(l) __ret_cond_locked(l, __ret_value); > > extern struct task_struct *find_lock_task_mm(struct task_struct *p) > __ret_locked_nonnull(&__ret_value->alloc_lock);
Yeah, see the email I just CC'ed you on to linux-sparse.
Basically extend __attribute__((context())) to allow things similar to what you proposed.
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