On 20-07-01 08:26:21, Dave Hansen wrote: > A previous cleanup accidentally changed the vm.zone_reclaim_mode ABI. > > This series restores the ABI and then reorganizes the code to make > the ABI more obvious. Since the single-patch v1[1], I've: > > * Restored the RECLAIM_ZONE naming, comment and Documentation now > that the implicit checks for it are known. > * Move RECLAIM_* definitions to a uapi header > * Add a node_reclaim_enabled() helper > > Documentation/admin-guide/sysctl/vm.rst | 10 +++++----- > include/linux/swap.h | 7 +++++++ > include/uapi/linux/mempolicy.h | 7 +++++++ > mm/khugepaged.c | 2 +- > mm/page_alloc.c | 2 +- > mm/vmscan.c | 3 --- > 6 files changed, 21 insertions(+), 10 deletions(-) > > 1. https://lore.kernel.org/linux-mm/20200626003459.D8E015CA@xxxxxxxxxxxxxxxxxx/ > > Cc: Ben Widawsky <ben.widawsky@xxxxxxxxx> > Cc: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx> > Cc: Daniel Wagner <dwagner@xxxxxxx> > Cc: "Tobin C. Harding" <tobin@xxxxxxxxxx> > Cc: Christoph Lameter <cl@xxxxxxxxx> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Cc: Huang Ying <ying.huang@xxxxxxxxx> > Cc: Dan Williams <dan.j.williams@xxxxxxxxx> > Cc: Qian Cai <cai@xxxxxx> > Cc: Daniel Wagner <dwagner@xxxxxxx> Series is: Reviewed-by: Ben Widawsky <ben.widawsky@xxxxxxxxx> I was more thorough this time in checking all uses of node_reclaim_mode :-). I do think in patch 2/3, using an enum would be a little better, which I've mentioned there.