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mm-damon-sysfs-do-not-directly-access-damon_ctx-ops.patch removed from -mm tree

merged mm-stable Andrew Morton 1 participant 1 message Aug 7

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The quilt patch titled

     Subject: mm/damon/sysfs: do not directly access damon_ctx->ops

has been removed from the -mm tree. Its filename was
mm-damon-sysfs-do-not-directly-access-damon_ctx-ops.patch

This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: SJ Park <[email protected]>
Subject: mm/damon/sysfs: do not directly access damon_ctx->ops
Date: Tue, 14 Jul 2026 07:35:42 -0700

damon_ctx->ops field is intended to be used by only the DAMON core layer. DAMON_SYSFS is directly reading the field to find if it is for physical address monitoring, though. Use the API function for the purpose, damon_target_has_pid(), instead.

---

 mm/damon/sysfs.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
mm/damon/sysfs.c renamed from mm/damon/sysfs.c~mm-damon-sysfs-do-not-directly-access-damon_ctx-ops +1 -1
@@ -2051,7 +2051,7 @@ static int damon_sysfs_add_targets(struc
 	int i, err;
 
 	/* Multiple physical address space monitoring targets makes no sense */
-	if (ctx->ops.id == DAMON_OPS_PADDR && sysfs_targets->nr > 1)
+	if (!damon_target_has_pid(ctx) && sysfs_targets->nr > 1)
 		return -EINVAL;
 
 	for (i = 0; i < sysfs_targets->nr; i++) {

_

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