On Thu, Jun 16, 2011 at 2:42 PM, Bernard Metzler <b...@zurich.ibm.com> wrote:
> ---
> drivers/infiniband/hw/siw/siw_main.c | 603
> ++++++++++++++++++++++++++++++++++
> 1 files changed, 603 insertions(+), 0 deletions(-)
> create mode 100644 drivers/infiniband/hw/siw/siw_main.c
>
> diff --git a/drivers/infiniband/hw/siw/siw_main.c
> b/drivers/infiniband/hw/siw/siw_main.c
> [ ... ]
> +static ssize_t show_stats(struct device *dev,
> + struct device_attribute *attr, char *buf)
> +{
> + struct siw_dev *siw_dev = container_of(dev, struct siw_dev,
> + ofa_dev.dev);
> +
> + return sprintf(buf, "Allocated SIW Objects:\n"
> +#if DPRINT_MASK > 0
> + "Global :\t%s: %d\n"
> +#endif
> + "Device %s:\t"
> + "%s: %d, %s: %d, %s: %d, %s: %d, %s: %d, %s: %d\n",
> +#if DPRINT_MASK > 0
> + "WQEs", atomic_read(&siw_num_wqe),
> +#endif
> + siw_dev->ofa_dev.name,
> + "PDs", atomic_read(&siw_dev->num_pd),
> + "QPs", atomic_read(&siw_dev->num_qp),
> + "CQs", atomic_read(&siw_dev->num_cq),
> + "SRQs", atomic_read(&siw_dev->num_srq),
> + "MRs", atomic_read(&siw_dev->num_mem),
> + "CEPs", atomic_read(&siw_dev->num_cep));
> +}
The rules for sysfs, documented in Documentation/ABI/README, are:
- One value per file.
- All new sysfs attributes must be documented in Documentation/ABI.
An alternative to following the above rules is moving attributes from
sysfs to debugfs.
Bart.
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