On Wed, Dec 06, 2023 at 08:28:56AM -0800, Dan Schatzberg <schatzberg.dan@xxxxxxxxx> wrote:
> @@ -6902,12 +6913,33 @@ static ssize_t memory_reclaim(struct kernfs_open_file *of, char *buf,
...
> + int swappiness = -1;
Here you use a negative number...
> @@ -136,6 +136,9 @@ struct scan_control {
...
> + /* Swappiness value for reclaim, if NULL use memcg/global value */
> + int *swappiness;
... and here a NULL to denote the unset value.
I'd suggest unifying those. Perhaps the negative to avoid unnecessary dereferences.
Thanks,
Michal
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