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From: Andi Shyti <andi.shyti@linux.intel.com>
To: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org, drm-devel@lists.freedesktop.org,
	Daniel Vetter <daniel@ffwll.ch>,
	Chris Wilson <chris@chris-wilson.co.uk>
Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i915/gem: Really move i915_gem_context.link under ref protection
Date: Wed, 14 Sep 2022 19:50:49 +0200	[thread overview]
Message-ID: <YyIUeb35VM8nwE5i@alfio.lan> (raw)
In-Reply-To: <d338517e-853e-98a5-1e24-59f43f2ac212@linux.intel.com>

Hi,

[...]

> >   	struct i915_address_space *vm;
> > +	unsigned long flags;
> >   	trace_i915_context_free(ctx);
> >   	GEM_BUG_ON(!i915_gem_context_is_closed(ctx));
> > +	spin_lock_irqsave(&ctx->i915->gem.contexts.lock, flags);
> 
> Why irqsave and the conversion to irq safe elsewhere? Worker context does
> not require it and I don't see the connection to the change of list_del
> location.

yah! I think there is no reason, this is just inherited from
other code.

Andi

> Regards,
> 
> Tvrtko
> 
> > +	list_del(&ctx->link);
> > +	spin_unlock_irqrestore(&ctx->i915->gem.contexts.lock, flags);
> > +
> >   	if (ctx->syncobj)
> >   		drm_syncobj_put(ctx->syncobj);

...

  parent reply	other threads:[~2022-09-14 17:50 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-13 16:10 [Intel-gfx] [PATCH 0/2] drm/i915/gem: Really move i915_gem_context.link under ref protection Janusz Krzysztofik
2022-09-13 16:10 ` [Intel-gfx] [PATCH 1/2] drm/i915/gem: Flush contexts on driver release Janusz Krzysztofik
2022-09-14 13:56   ` Andi Shyti
2022-09-13 16:10 ` [Intel-gfx] [PATCH 2/2] drm/i915/gem: Really move i915_gem_context.link under ref protection Janusz Krzysztofik
2022-09-14 15:15   ` Andi Shyti
2022-09-14 16:09     ` Janusz Krzysztofik
2022-09-14 15:37   ` Tvrtko Ursulin
2022-09-14 16:24     ` Janusz Krzysztofik
2022-09-14 17:50     ` Andi Shyti [this message]
2022-09-13 21:39 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/gem: Really move i915_gem_context.link under ref protection (rev2) Patchwork
2022-09-13 21:39 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2022-09-13 22:08 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2022-09-14 12:20 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2022-09-14 13:59   ` Andi Shyti
2022-09-14 15:45 ` Patchwork
2022-09-14 16:35 ` [Intel-gfx] ✓ Fi.CI.IGT: success " Patchwork

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