Re: [PATCH v2] hugetlbfs: correct handling of negative input to /proc/sys/vm/nr_hugepages

Eric B Munson
2011-02-23T15:34:09Z

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On Tue, 22 Feb 2011, Petr Holasek wrote:

> When user insert negative value into /proc/sys/vm/nr_hugepages it
> will result
> in the setting a random number of HugePages in system (can be easily showed
> at /proc/meminfo output). This patch fixes the wrong behavior so that the
> negative input will result in nr_hugepages value unchanged.
>
> v2: same fix was also done in hugetlb_overcommit_handler function
> as suggested by reviewers.
>
> Signed-off-by: Petr Holasek <pholasek@redhat.com>
> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>

Acked-by: Eric B Munson <emunson@mgebm.net>

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