Thanks Greg for the review comments. I will address all in next RFC version2. Best Regards, Dipen Patel On 7/5/21 12:30 AM, Greg KH wrote: > On Fri, Jun 25, 2021 at 04:55:23PM -0700, Dipen Patel wrote: >> +static void hte_chip_dbgfs_init(struct hte_device *gdev) >> +{ >> + const struct hte_chip *chip = gdev->chip; >> + const char *name = chip->name ? chip->name : dev_name(chip->dev); >> + >> + gdev->dbg_root = debugfs_create_dir(name, hte_root); >> + if (!gdev->dbg_root) >> + return; > No need to check for this, if it fails, your other debugfs calls > will handle it just fine. > > >> + >> + debugfs_create_atomic_t("ts_requested", 0444, gdev->dbg_root, >> + &gdev->ts_req); >> + debugfs_create_u32("total_ts", 0444, gdev->dbg_root, >> + &gdev->nlines); >> +} >> + >> +static void hte_ts_dbgfs_init(const char *name, struct hte_ts_info *ei) >> +{ >> + if (!ei->gdev->dbg_root || !name) >> + return; >> + >> + ei->ts_dbg_root = debugfs_create_dir(name, ei->gdev->dbg_root); >> + if (!ei->ts_dbg_root) >> + return; > Again, no need to check. > >> + >> + debugfs_create_size_t("ts_buffer_depth", 0444, ei->ts_dbg_root, >> + &ei->buf->datum_len); >> + debugfs_create_size_t("ts_buffer_watermark", 0444, ei->ts_dbg_root, >> + &ei->buf->watermark); >> + debugfs_create_atomic_t("dropped_timestamps", 0444, ei->ts_dbg_root, >> + &ei->dropped_ts); >> +} >> + >> +static inline void hte_dbgfs_deinit(struct dentry *root) >> +{ >> + if (!root) >> + return; > No need to check this. > >> + >> + debugfs_remove_recursive(root); > Do not wrap a single call with another call :) > > > thanks, > > greg k-h