// SPDX-License-Identifier: GPL-2.0 /* * Common Primitives for DAMON Modules * * Author: SeongJae Park <sjpark@amazon.de> */ #include <linux/damon.h> #include "modules-common.h" /* * Allocate, set, and return a DAMON context for the physical address space. * @ctxp: Pointer to save the point to the newly created context * @targetp: Pointer to save the point to the newly created target */ int damon_modules_new_paddr_ctx_target(struct damon_ctx **ctxp, struct damon_target **targetp) { struct damon_ctx *ctx; struct damon_target *target; ctx = damon_new_ctx(); if (!ctx) return -ENOMEM; if (damon_select_ops(ctx, DAMON_OPS_PADDR)) { damon_destroy_ctx(ctx); return -EINVAL; } target = damon_new_target(); if (!target) { damon_destroy_ctx(ctx); return -ENOMEM; } damon_add_target(ctx, target); *ctxp = ctx; *targetp = target; return 0; }