On Tue, 13 Feb 2007 16:01:30 -0500 (EST) Alan Stern wrote:
> On Tue, 13 Feb 2007, Pavel Machek wrote:
>
> > > No, workqueues are not frozen unless they are explicitly declared as
> > > freezeable. Which currently is only done by XFS, AFAIKS.
> >
> > Ok, then we have a bug in swsusp. Can someone locate _which_ workqueue
> > is used for aio... and make it freezeable?
>
> Here is an untested patch. Does anybody have a way to test it?
>
> (BTW, should it be spelled "freezeable" or "freezable"?)
www.dict.org says freezable.
> Index: usb-2.6/fs/aio.c
> ===================================================================
> --- usb-2.6.orig/fs/aio.c
> +++ usb-2.6/fs/aio.c
> @@ -73,7 +73,7 @@ static int __init aio_setup(void)
> kioctx_cachep = kmem_cache_create("kioctx", sizeof(struct kioctx),
> 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
>
> - aio_wq = create_workqueue("aio");
> + aio_wq = create_freezeable_workqueue("aio");
>
> pr_debug("aio_setup: sizeof(struct page) = %d\n", (int)sizeof(struct page));
---
~Randy
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