[Bug 216007] XFS hangs in iowait when extracting large number of files

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https://bugzilla.kernel.org/show_bug.cgi?id=216007

--- Comment #19 from Peter Pavlisko (bugzkernelorg8392@xxxxxxxxx) ---
(In reply to Mel Gorman from comment #18)
> Created attachment 301044 [details]
> Patch to always allocate at least one page
> 
> Hi Peter,
> 
> Could you try the attached patch against 5.18 please? I was unable to
> reproduce the problem but I think what's happening is that an array for
> receiving a bulk allocation is partially populated and the bulk allocator is
> returning without allocating at least one page. Allocating even one page
> should hit the path where kswapd is woken.

Hi Mel,

I tried this patch and it does indeed work with 5.18.0-rc7. Without the patch
it freezes, after I apply the patch the archive extracts flawlessly.

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