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xen-devel
[Xen-devel] Re: [PATCH] tmem: fix to 20945 "When tmem is enabled, reserv
>>> Keir Fraser <keir.fraser@xxxxxxxxxxxxx> 17.02.10 13:10 >>>
>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?
It could be done that way, but wouldn't have any effect, as tmem
doesn't even try to relinquish any memory when order > 0.
Jan
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