On Thu, 2016-05-26 at 09:02 -0700, Joe Perches wrote:
> On Thu, 2016-05-26 at 17:52 +0300, Andy Shevchenko wrote:
> > Use %*ph specifier to dump small buffers in hex format instead of
> > doing this
> > byte-by-byte.
> []
> > diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c
> > b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c
> []
> > @@ -413,13 +413,8 @@ static int rtl8192cu_parse_efuse(struct
> > rtl8xxxu_priv *priv)
> > dev_info(&priv->udev->dev,
> > "%s: dumping efuse (0x%02zx bytes):\n",
> > __func__, sizeof(struct rtl8192cu_efuse));
> > - for (i = 0; i < sizeof(struct rtl8192cu_efuse); i
> > += 8) {
> > - dev_info(&priv->udev->dev, "%02x: "
> > - "%02x %02x %02x %02x %02x %02x
> > %02x %02x\n", i,
> > - raw[i], raw[i + 1], raw[i + 2],
> > - raw[i + 3], raw[i + 4], raw[i +
> > 5],
> > - raw[i + 6], raw[i + 7]);
> > - }
> > + for (i = 0; i < sizeof(struct rtl8192cu_efuse); i
> > += 8)
> > + dev_info(&priv->udev->dev, "%02x: %8ph\n",
> > i, &raw[i]);
>
> print_hex_dump_bytes?
I know, perhaps I had to mention that it is not too beneficial here.
> or maybe add a dev_print_hex_dump variant?
I don't know how much users we have to introduce a such. This is
actually a main reason I avoid to use print_hex_dump() above. Btw, the
above might be collapsed into one function instead of 3 times of copy-n-
paste.
--
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Intel Finland Oy
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