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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2025-11-17 23:16:55 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2025-11-17 23:16:55 -0800
commitf39b6c468c52745dbca9a842d91c8373fda208ab (patch)
tree67321e90bba55fcc0f3a05f3bd9abad449b2c030 /include/uapi/linux/mempolicy.h
parente08969c4d65ac31297fcb4d31d4808c789152f68 (diff)
parent6a23ae0a96a600d1d12557add110e0bb6e32730c (diff)
Merge tag 'v6.18-rc6' into for-linus
Sync up with the mainline to bring in definition of INPUT_PROP_HAPTIC_TOUCHPAD.
Diffstat (limited to 'include/uapi/linux/mempolicy.h')
-rw-r--r--include/uapi/linux/mempolicy.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h
index 1f9bb10d1a47..8fbbe613611a 100644
--- a/include/uapi/linux/mempolicy.h
+++ b/include/uapi/linux/mempolicy.h
@@ -66,10 +66,16 @@ enum {
#define MPOL_F_MORON (1 << 4) /* Migrate On protnone Reference On Node */
/*
- * These bit locations are exposed in the vm.zone_reclaim_mode sysctl
- * ABI. New bits are OK, but existing bits can never change.
+ * Enabling zone reclaim means the page allocator will attempt to fulfill
+ * the allocation request on the current node by triggering reclaim and
+ * trying to shrink the current node.
+ * Fallback allocations on the next candidates in the zonelist are considered
+ * when reclaim fails to free up enough memory in the current node/zone.
+ *
+ * These bit locations are exposed in the vm.zone_reclaim_mode sysctl.
+ * New bits are OK, but existing bits should not be changed.
*/
-#define RECLAIM_ZONE (1<<0) /* Run shrink_inactive_list on the zone */
+#define RECLAIM_ZONE (1<<0) /* Enable zone reclaim */
#define RECLAIM_WRITE (1<<1) /* Writeout pages during reclaim */
#define RECLAIM_UNMAP (1<<2) /* Unmap pages during reclaim */