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[Xen-devel] Re: [PATCH] tmem: fix to 20945 "When tmem is enabled, reserv
| To: | Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] Re: [PATCH] tmem: fix to 20945 "When tmem is enabled, reserve a fraction of memory" |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Wed, 17 Feb 2010 12:10:09 +0000 |
| Cc: | Jan Beulich <JBeulich@xxxxxxxxxx> |
| Delivery-date: | Wed, 17 Feb 2010 04:10:50 -0800 |
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| Thread-index: | AcqvNirWD59Cl6OQSvGJpE26ulEf+AAk/s2/ |
| Thread-topic: | [PATCH] tmem: fix to 20945 "When tmem is enabled, reserve a fraction of memory" |
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On 16/02/2010 18:30, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:
> - if ( opt_tmem && ((order == 0) || (order >= 9)) &&
> - (total_avail_pages <= midsize_alloc_zone_pages) )
> - goto fail;
> + if ( opt_tmem && (total_avail_pages <= midsize_alloc_zone_pages) )
> + {
> + if ( order == 0)
> + goto try_tmem;
> + if ( order >= 9)
> + goto fail;
Why not try_tmem in the case that order>=9, too, rather than fail outright?
-- Keir
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