33 lines
1.2 KiB
Diff
33 lines
1.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shuo Liu <shuo.a.liu@intel.com>
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Date: Sat, 29 Sep 2018 11:00:46 +0800
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Subject: [PATCH] vhm: change trace_printk of vhm_dev_ioctl to pr_debug
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trace_printk will write into the ring buffer by default. Actually, we
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don't need this trace entry as there are many vhm ioctls happen at
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runtime which will flood the ring buffer. So change it to dynamic printk.
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Tracked-On: projectacrn/acrn-hypervisor#1328
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Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
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Acked-by: Anthony Xu <anthony.xu@intel.com>
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---
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drivers/char/vhm/vhm_dev.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/char/vhm/vhm_dev.c b/drivers/char/vhm/vhm_dev.c
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index 0d25f732da5b..987c7ceea261 100644
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--- a/drivers/char/vhm/vhm_dev.c
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+++ b/drivers/char/vhm/vhm_dev.c
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@@ -160,7 +160,7 @@ static long vhm_dev_ioctl(struct file *filep,
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struct ic_ptdev_irq ic_pt_irq;
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struct hc_ptdev_irq hc_pt_irq;
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- trace_printk("[%s] ioctl_num=0x%x\n", __func__, ioctl_num);
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+ pr_debug("[%s] ioctl_num=0x%x\n", __func__, ioctl_num);
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if (ioctl_num == IC_GET_API_VERSION) {
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struct api_version api_version;
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--
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https://clearlinux.org
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