From e34f8db4a944850a0fed0485b3c974ab7f2bc512 Mon Sep 17 00:00:00 2001 From: Zach Brown Date: Fri, 12 May 2017 08:57:08 -0700 Subject: [PATCH] scoutfs: add release argument and result tracing Signed-off-by: Zach Brown --- kmod/src/ioctl.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/kmod/src/ioctl.c b/kmod/src/ioctl.c index 39f10c2c..48f814d0 100644 --- a/kmod/src/ioctl.c +++ b/kmod/src/ioctl.c @@ -261,6 +261,9 @@ static long scoutfs_ioc_release(struct file *file, unsigned long arg) if (copy_from_user(&args, (void __user *)arg, sizeof(args))) return -EFAULT; + trace_printk("offset %llu count %llu vers %llu\n", + args.offset, args.count, args.data_version); + if (args.count == 0) return 0; if ((args.offset + args.count) < args.offset) @@ -312,6 +315,7 @@ out: mutex_unlock(&inode->i_mutex); mnt_drop_write_file(file); + trace_printk("ret %d\n", ret); return ret; }