Messages in this thread | | | Date | Tue, 14 Nov 2023 07:27:57 -0500 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH 2/2] genirq: proc: fix a procfs entry leak |
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On Mon, Nov 13, 2023 at 09:53:47PM +0100, Bartosz Golaszewski wrote: > On Fri, Sep 15, 2023 at 9:50 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote: > > > > [snip] > > > > > My point is: the same rule should apply to in-kernel consumers. When > > they request a resource, they get a reference to it. The resource is > > managed by its provider. If the provider is going down, it frees the > > resource. The consumer tries to use it -> it gets an error. I'm not > > convinced by the life-time rules argument. The consumer is not > > CREATING a resource. It's REQUESTING it for usage. IMO this means it > > REFERENCES it, not OWNS it. And so is only responsible for putting the > > reference. > > > > Bartosz > > > > Hi Thomas, Greg et al, > > I am at LPC and will present a talk on Wednesday 5:15pm at the kernel > summit about object life-time issues. I'll reference this problem > among others. Please consider it in your schedules, I think it'll be > useful to discuss it in person as it's a generic problem in many > driver subsystems.
Sounds great, I'll try to make it there!
greg k-h
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