Re: [PATCH] drivers: char: hw_random: printk replacement
From: Sudip Mukherjee
Date: Mon Sep 08 2014 - 04:43:43 EST
On Thu, Aug 28, 2014 at 08:32:58PM +0530, Sudip Mukherjee wrote:
> as pr_* macros are more preffered over printk, so printk replaced with corresponding pr_* macros
>
> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
> ---
>
> The replacement was done by a bash script to avoid copy paste error. The script is as follows :
>
> OLD="printk(KERN_ERR \?"
> OLD1="printk(KERN_NOTICE \?"
> OLD2="printk(KERN_WARNING \?"
> OLD3="printk(KERN_INFO \?"
> NEW="pr_err("
> NEW1="pr_notice("
> NEW2="pr_warn("
> NEW3="pr_info("
> TFILE="/tmp/out.tmp.$$"
> for f in *.c
> do
> sed -e "s/$OLD/$NEW/g" -e "s/$OLD1/$NEW1/g" -e "s/$OLD2/$NEW2/g" -e "s/$OLD3/$NEW3/g" "$f" > $TFILE && mv $TFILE "$f"
> done
>
> Frankly speaking this script has missed one instance of printk(warning) in intel-rng.c file , and this one was edited manually.
>
> drivers/char/hw_random/amd-rng.c | 4 ++--
> drivers/char/hw_random/geode-rng.c | 4 ++--
> drivers/char/hw_random/intel-rng.c | 12 ++++++------
> drivers/char/hw_random/pasemi-rng.c | 2 +-
> drivers/char/hw_random/pseries-rng.c | 2 +-
> drivers/char/hw_random/via-rng.c | 8 ++++----
> 6 files changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
> index c6af038..48f6a83 100644
> --- a/drivers/char/hw_random/amd-rng.c
> +++ b/drivers/char/hw_random/amd-rng.c
> @@ -142,10 +142,10 @@ found:
> amd_rng.priv = (unsigned long)pmbase;
> amd_pdev = pdev;
>
> - printk(KERN_INFO "AMD768 RNG detected\n");
> + pr_info("AMD768 RNG detected\n");
> err = hwrng_register(&amd_rng);
> if (err) {
> - printk(KERN_ERR PFX "RNG registering failed (%d)\n",
> + pr_err(PFX "RNG registering failed (%d)\n",
> err);
> release_region(pmbase + 0xF0, 8);
> goto out;
> diff --git a/drivers/char/hw_random/geode-rng.c b/drivers/char/hw_random/geode-rng.c
> index 4c4d4e1..0d0579f 100644
> --- a/drivers/char/hw_random/geode-rng.c
> +++ b/drivers/char/hw_random/geode-rng.c
> @@ -109,10 +109,10 @@ found:
> goto out;
> geode_rng.priv = (unsigned long)mem;
>
> - printk(KERN_INFO "AMD Geode RNG detected\n");
> + pr_info("AMD Geode RNG detected\n");
> err = hwrng_register(&geode_rng);
> if (err) {
> - printk(KERN_ERR PFX "RNG registering failed (%d)\n",
> + pr_err(PFX "RNG registering failed (%d)\n",
> err);
> goto err_unmap;
> }
> diff --git a/drivers/char/hw_random/intel-rng.c b/drivers/char/hw_random/intel-rng.c
> index 86fe45c..3122376 100644
> --- a/drivers/char/hw_random/intel-rng.c
> +++ b/drivers/char/hw_random/intel-rng.c
> @@ -199,7 +199,7 @@ static int intel_rng_init(struct hwrng *rng)
> if ((hw_status & INTEL_RNG_ENABLED) == 0)
> hw_status = hwstatus_set(mem, hw_status | INTEL_RNG_ENABLED);
> if ((hw_status & INTEL_RNG_ENABLED) == 0) {
> - printk(KERN_ERR PFX "cannot enable RNG, aborting\n");
> + pr_err(PFX "cannot enable RNG, aborting\n");
> goto out;
> }
> err = 0;
> @@ -216,7 +216,7 @@ static void intel_rng_cleanup(struct hwrng *rng)
> if (hw_status & INTEL_RNG_ENABLED)
> hwstatus_set(mem, hw_status & ~INTEL_RNG_ENABLED);
> else
> - printk(KERN_WARNING PFX "unusual: RNG already disabled\n");
> + pr_warn(PFX "unusual: RNG already disabled\n");
> }
>
>
> @@ -274,7 +274,7 @@ static int __init intel_rng_hw_init(void *_intel_rng_hw)
> if (mfc != INTEL_FWH_MANUFACTURER_CODE ||
> (dvc != INTEL_FWH_DEVICE_CODE_8M &&
> dvc != INTEL_FWH_DEVICE_CODE_4M)) {
> - printk(KERN_NOTICE PFX "FWH not detected\n");
> + pr_notice(PFX "FWH not detected\n");
> return -ENODEV;
> }
>
> @@ -314,7 +314,7 @@ PFX "RNG, try using the 'no_fwh_detect' option.\n";
>
> if (no_fwh_detect)
> return -ENODEV;
> - printk(warning);
> + pr_warn(warning);
> return -EBUSY;
> }
>
> @@ -392,10 +392,10 @@ fwh_done:
> goto out;
> }
>
> - printk(KERN_INFO "Intel 82802 RNG detected\n");
> + pr_info("Intel 82802 RNG detected\n");
> err = hwrng_register(&intel_rng);
> if (err) {
> - printk(KERN_ERR PFX "RNG registering failed (%d)\n",
> + pr_err(PFX "RNG registering failed (%d)\n",
> err);
> iounmap(mem);
> }
> diff --git a/drivers/char/hw_random/pasemi-rng.c b/drivers/char/hw_random/pasemi-rng.c
> index c66279b..c0347d1 100644
> --- a/drivers/char/hw_random/pasemi-rng.c
> +++ b/drivers/char/hw_random/pasemi-rng.c
> @@ -113,7 +113,7 @@ static int rng_probe(struct platform_device *ofdev)
>
> pasemi_rng.priv = (unsigned long)rng_regs;
>
> - printk(KERN_INFO "Registering PA Semi RNG\n");
> + pr_info("Registering PA Semi RNG\n");
>
> err = hwrng_register(&pasemi_rng);
>
> diff --git a/drivers/char/hw_random/pseries-rng.c b/drivers/char/hw_random/pseries-rng.c
> index ab7ffde..6226aa0 100644
> --- a/drivers/char/hw_random/pseries-rng.c
> +++ b/drivers/char/hw_random/pseries-rng.c
> @@ -86,7 +86,7 @@ static struct vio_driver pseries_rng_driver = {
>
> static int __init rng_init(void)
> {
> - printk(KERN_INFO "Registering IBM pSeries RNG driver\n");
> + pr_info("Registering IBM pSeries RNG driver\n");
> return vio_register_driver(&pseries_rng_driver);
> }
>
> diff --git a/drivers/char/hw_random/via-rng.c b/drivers/char/hw_random/via-rng.c
> index de5a6dc..a3bebef 100644
> --- a/drivers/char/hw_random/via-rng.c
> +++ b/drivers/char/hw_random/via-rng.c
> @@ -141,7 +141,7 @@ static int via_rng_init(struct hwrng *rng)
> * register */
> if ((c->x86 == 6) && (c->x86_model >= 0x0f)) {
> if (!cpu_has_xstore_enabled) {
> - printk(KERN_ERR PFX "can't enable hardware RNG "
> + pr_err(PFX "can't enable hardware RNG "
> "if XSTORE is not enabled\n");
> return -ENODEV;
> }
> @@ -180,7 +180,7 @@ static int via_rng_init(struct hwrng *rng)
> unneeded */
> rdmsr(MSR_VIA_RNG, lo, hi);
> if ((lo & VIA_RNG_ENABLE) == 0) {
> - printk(KERN_ERR PFX "cannot enable VIA C3 RNG, aborting\n");
> + pr_err(PFX "cannot enable VIA C3 RNG, aborting\n");
> return -ENODEV;
> }
>
> @@ -202,10 +202,10 @@ static int __init mod_init(void)
>
> if (!cpu_has_xstore)
> return -ENODEV;
> - printk(KERN_INFO "VIA RNG detected\n");
> + pr_info("VIA RNG detected\n");
> err = hwrng_register(&via_rng);
> if (err) {
> - printk(KERN_ERR PFX "RNG registering failed (%d)\n",
> + pr_err(PFX "RNG registering failed (%d)\n",
> err);
> goto out;
> }
> --
> 1.8.1.2
>
gentle ping
thanks
sudip
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