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authorJakub Kicinski <kuba@kernel.org>2022-02-03 17:36:16 -0800
committerJakub Kicinski <kuba@kernel.org>2022-02-03 17:36:16 -0800
commitc59400a68c53374179cdc5f99fa77afbd092dcf8 (patch)
treec5e17286fa5b7867a5290a975cca3bc5759d510e /kernel/power/wakelock.c
parent9c30918925d7992a6d812b3aa7e026839723c78a (diff)
parentdcb85f85fa6f142aae1fe86f399d4503d49f2b60 (diff)
downloadcachepc-linux-c59400a68c53374179cdc5f99fa77afbd092dcf8.tar.gz
cachepc-linux-c59400a68c53374179cdc5f99fa77afbd092dcf8.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'kernel/power/wakelock.c')
-rw-r--r--kernel/power/wakelock.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/kernel/power/wakelock.c b/kernel/power/wakelock.c
index 105df4dfc783..52571dcad768 100644
--- a/kernel/power/wakelock.c
+++ b/kernel/power/wakelock.c
@@ -39,23 +39,20 @@ ssize_t pm_show_wakelocks(char *buf, bool show_active)
{
struct rb_node *node;
struct wakelock *wl;
- char *str = buf;
- char *end = buf + PAGE_SIZE;
+ int len = 0;
mutex_lock(&wakelocks_lock);
for (node = rb_first(&wakelocks_tree); node; node = rb_next(node)) {
wl = rb_entry(node, struct wakelock, node);
if (wl->ws->active == show_active)
- str += scnprintf(str, end - str, "%s ", wl->name);
+ len += sysfs_emit_at(buf, len, "%s ", wl->name);
}
- if (str > buf)
- str--;
- str += scnprintf(str, end - str, "\n");
+ len += sysfs_emit_at(buf, len, "\n");
mutex_unlock(&wakelocks_lock);
- return (str - buf);
+ return len;
}
#if CONFIG_PM_WAKELOCKS_LIMIT > 0