diff options
| author | zy <[email protected]> | 2023-12-01 04:59:56 -0500 |
|---|---|---|
| committer | zy <[email protected]> | 2023-12-01 04:59:56 -0500 |
| commit | 0d1f57f06ea5c63d17edd98355da3733345ecc01 (patch) | |
| tree | 76b52e56602b4fc7cdf8ba0528389607c97edea4 /source/module/monitor_kernel.c | |
| parent | 21862f1271acad91e1ff3a33deda1751fc57dfb7 (diff) | |
fix bug get_timer
Diffstat (limited to 'source/module/monitor_kernel.c')
| -rw-r--r-- | source/module/monitor_kernel.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/module/monitor_kernel.c b/source/module/monitor_kernel.c index 06c334d..bf0d872 100644 --- a/source/module/monitor_kernel.c +++ b/source/module/monitor_kernel.c @@ -69,7 +69,10 @@ static long device_ioctl(struct file *file, unsigned int ioctl_num, warg.time_ns = warg.time_ns == 0 ? def_interval_ns : warg.time_ns; // default 10us // start watch variable - start_watch_variable(warg); + ret = start_watch_variable(warg); + if (ret) { + printk(KERN_INFO "start_watch_variable failed\n"); + } break; case IOCTL_DUMP_LOG: printk(KERN_INFO "variable_monitor IOCTL_DUMP_LOG\n"); |