svn commit: r211396 - head/sys/vm
Lawrence Stewart
lstewart at freebsd.org
Tue Aug 17 00:50:32 UTC 2010
On 08/17/10 00:24, Andre Oppermann wrote:
> Author: andre
> Date: Mon Aug 16 14:24:00 2010
> New Revision: 211396
> URL: http://svn.freebsd.org/changeset/base/211396
>
> Log:
> Add uma_zone_get_max() to obtain the effective limit after a call
> to uma_zone_set_max().
>
> The UMA zone limit is not exactly set to the value supplied but
> rounded up to completely fill the backing store increment (a page
> normally). This can lead to surprising situations where the number
> of elements allocated from UMA is higher than the supplied limit
> value. The new get function reads back the effective value so that
> the supplied limit value can be adjusted to the real limit.
>
> Reviewed by: jeffr
> MFC after: 1 week
Cool, thanks!
Cheers,
Lawrence
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