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Date: Mon, 6 Jun 2022 21:47:50 +0800
From: Li Qiong <liqiong@...china.com>
To: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
Jiri Kosina <jikos@...nel.org>,
Benjamin Tissoires <benjamin.tissoires@...hat.com>,
Pandruvada@...ts.nfsmail.com,
Srinivas <srinivas.pandruvada@...el.com>,
Ye Xiang <xiang.ye@...el.com>, Even Xu <even.xu@...el.com>,
Li Qiong <liqiong@...china.com>
Cc: linux-kernel@...r.kernel.org, yuzhe@...china.com,
renyu@...china.com, linux-input@...r.kernel.org
Subject: [PATCH 1/2] HID: intel-ish-hid: ipc: use time_before to replace "jiffies < a"
time_before deals with timer wrapping correctly.
Signed-off-by: Li Qiong <liqiong@...china.com>
---
drivers/hid/intel-ish-hid/ipc/ipc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c
index 8ccb246b0114..15e14239af82 100644
--- a/drivers/hid/intel-ish-hid/ipc/ipc.c
+++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
@@ -578,7 +578,7 @@ static void _ish_sync_fw_clock(struct ishtp_device *dev)
static unsigned long prev_sync;
uint64_t usec;
- if (prev_sync && jiffies - prev_sync < 20 * HZ)
+ if (prev_sync && time_before(jiffies, prev_sync + 20 * HZ))
return;
prev_sync = jiffies;
--
2.25.1
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