Commit 61768a1b authored by Xin Hao's avatar Xin Hao Committed by Andrew Morton
Browse files

mm/damon: simplify damon_ctx check in damon_sysfs_before_terminate 

In damon_sysfs_before_terminate(), it needs to check whether ctx->ops.id
supports 'DAMON_OPS_VADDR' or 'DAMON_OPS_FVADDR', there we can use
damon_target_has_pid() instead.

Link: https://lkml.kernel.org/r/20220907084116.62053-1-xhao@linux.alibaba.com


Signed-off-by: default avatarXin Hao <xhao@linux.alibaba.com>
Reviewed-by: default avatarSeongJae Park <sj@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 36001cba

mm/damon/sysfs.c

+1 −1
Original line number Diff line number Diff line
@@ -2309,7 +2309,7 @@ static void damon_sysfs_before_terminate(struct damon_ctx *ctx) 
{

	struct damon_target *t, *next;



	if (ctx->ops.id != DAMON_OPS_VADDR && ctx->ops.id != DAMON_OPS_FVADDR)

	if (!damon_target_has_pid(ctx))

		return;



	mutex_lock(&ctx->kdamond_lock);