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Date: Mon, 24 Jun 2013 15:42:52 -0700
From: Dirk Brandewie <dirk.brandewie@...il.com>
To: Paul Gortmaker <paul.gortmaker@...driver.com>
CC: linux-kernel@...r.kernel.org, "Rafael J. Wysocki" <rjw@...k.pl>,
Viresh Kumar <viresh.kumar@...aro.org>,
cpufreq@...r.kernel.org, linux-pm@...r.kernel.org,
dirk.brandewie@...il.com
Subject: Re: [PATCH 25/32] cpufreq: delete __cpuinit usage from all cpufreq
files
On 06/24/2013 12:30 PM, Paul Gortmaker wrote:
> The __cpuinit type of throwaway sections might have made sense
> some time ago when RAM was more constrained, but now the savings
> do not offset the cost and complications. For example, the fix in
> commit 5e427ec2d0 ("x86: Fix bit corruption at CPU resume time")
> is a good example of the nasty type of bugs that can be created
> with improper use of the various __init prefixes.
>
> After a discussion on LKML[1] it was decided that cpuinit should go
> the way of devinit and be phased out. Once all the users are gone,
> we can then finally remove the macros themselves from linux/init.h.
>
> This removes all the drivers/cpufreq uses of the __cpuinit macros
> from all C files.
>
> [1] https://lkml.org/lkml/2013/5/20/589
>
> Cc: "Rafael J. Wysocki" <rjw@...k.pl>
> Cc: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: cpufreq@...r.kernel.org
> Cc: linux-pm@...r.kernel.org
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
For the intel_pstate portion
Acked-by: Dirk Brandewie <dirk.j.brandewie@...el.com>
> ---
>
> [This commit is part of the __cpuinit removal work. If you don't see
> any problems with it, then you don't have to do anything ; it will be
> submitted with all the rest of the __cpuinit removal work. On the
> other hand, if you want to carry this patch in with your other pending
> changes so as to handle conflicts with other pending work yourself, then
> that is fine too, as the commits can largely be treated independently.
> For more information, please see: https://lkml.org/lkml/2013/6/20/513 ]
>
> drivers/cpufreq/cpufreq.c | 4 ++--
> drivers/cpufreq/cpufreq_stats.c | 4 ++--
> drivers/cpufreq/dbx500-cpufreq.c | 2 +-
> drivers/cpufreq/intel_pstate.c | 4 ++--
> drivers/cpufreq/longhaul.c | 6 +++---
> drivers/cpufreq/longhaul.h | 26 +++++++++++++-------------
> drivers/cpufreq/longrun.c | 8 ++++----
> drivers/cpufreq/omap-cpufreq.c | 2 +-
> drivers/cpufreq/powernow-k7.c | 8 ++++----
> drivers/cpufreq/powernow-k8.c | 6 +++---
> 10 files changed, 35 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index f8c2860..5687d28 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -1900,8 +1900,8 @@ no_policy:
> }
> EXPORT_SYMBOL(cpufreq_update_policy);
>
> -static int __cpuinit cpufreq_cpu_callback(struct notifier_block *nfb,
> - unsigned long action, void *hcpu)
> +static int cpufreq_cpu_callback(struct notifier_block *nfb,
> + unsigned long action, void *hcpu)
> {
> unsigned int cpu = (unsigned long)hcpu;
> struct device *dev;
> diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
> index fb65dec..ff50b0c 100644
> --- a/drivers/cpufreq/cpufreq_stats.c
> +++ b/drivers/cpufreq/cpufreq_stats.c
> @@ -306,7 +306,7 @@ static int cpufreq_stat_notifier_policy(struct notifier_block *nb,
> }
>
> static int cpufreq_stat_notifier_trans(struct notifier_block *nb,
> - unsigned long val, void *data)
> + unsigned long val, void *data)
> {
> struct cpufreq_freqs *freq = data;
> struct cpufreq_stats *stat;
> @@ -341,7 +341,7 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb,
> return 0;
> }
>
> -static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb,
> +static int cpufreq_stat_cpu_callback(struct notifier_block *nfb,
> unsigned long action,
> void *hcpu)
> {
> diff --git a/drivers/cpufreq/dbx500-cpufreq.c b/drivers/cpufreq/dbx500-cpufreq.c
> index 6ec6539..8c005ac 100644
> --- a/drivers/cpufreq/dbx500-cpufreq.c
> +++ b/drivers/cpufreq/dbx500-cpufreq.c
> @@ -82,7 +82,7 @@ static unsigned int dbx500_cpufreq_getspeed(unsigned int cpu)
> return freq_table[i].frequency;
> }
>
> -static int __cpuinit dbx500_cpufreq_init(struct cpufreq_policy *policy)
> +static int dbx500_cpufreq_init(struct cpufreq_policy *policy)
> {
> int res;
>
> diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
> index 07f2840..b012d76 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -617,7 +617,7 @@ static int intel_pstate_verify_policy(struct cpufreq_policy *policy)
> return 0;
> }
>
> -static int __cpuinit intel_pstate_cpu_exit(struct cpufreq_policy *policy)
> +static int intel_pstate_cpu_exit(struct cpufreq_policy *policy)
> {
> int cpu = policy->cpu;
>
> @@ -627,7 +627,7 @@ static int __cpuinit intel_pstate_cpu_exit(struct cpufreq_policy *policy)
> return 0;
> }
>
> -static int __cpuinit intel_pstate_cpu_init(struct cpufreq_policy *policy)
> +static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
> {
> int rc, min_pstate, max_pstate;
> struct cpudata *cpu;
> diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c
> index b6a0a7a..8c49261 100644
> --- a/drivers/cpufreq/longhaul.c
> +++ b/drivers/cpufreq/longhaul.c
> @@ -422,7 +422,7 @@ static int guess_fsb(int mult)
> }
>
>
> -static int __cpuinit longhaul_get_ranges(void)
> +static int longhaul_get_ranges(void)
> {
> unsigned int i, j, k = 0;
> unsigned int ratio;
> @@ -526,7 +526,7 @@ static int __cpuinit longhaul_get_ranges(void)
> }
>
>
> -static void __cpuinit longhaul_setup_voltagescaling(void)
> +static void longhaul_setup_voltagescaling(void)
> {
> union msr_longhaul longhaul;
> struct mV_pos minvid, maxvid, vid;
> @@ -780,7 +780,7 @@ static int longhaul_setup_southbridge(void)
> return 0;
> }
>
> -static int __cpuinit longhaul_cpu_init(struct cpufreq_policy *policy)
> +static int longhaul_cpu_init(struct cpufreq_policy *policy)
> {
> struct cpuinfo_x86 *c = &cpu_data(0);
> char *cpuname = NULL;
> diff --git a/drivers/cpufreq/longhaul.h b/drivers/cpufreq/longhaul.h
> index e2dc436..1928b92 100644
> --- a/drivers/cpufreq/longhaul.h
> +++ b/drivers/cpufreq/longhaul.h
> @@ -56,7 +56,7 @@ union msr_longhaul {
> /*
> * VIA C3 Samuel 1 & Samuel 2 (stepping 0)
> */
> -static const int __cpuinitconst samuel1_mults[16] = {
> +static const int samuel1_mults[16] = {
> -1, /* 0000 -> RESERVED */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -75,7 +75,7 @@ static const int __cpuinitconst samuel1_mults[16] = {
> -1, /* 1111 -> RESERVED */
> };
>
> -static const int __cpuinitconst samuel1_eblcr[16] = {
> +static const int samuel1_eblcr[16] = {
> 50, /* 0000 -> RESERVED */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -97,7 +97,7 @@ static const int __cpuinitconst samuel1_eblcr[16] = {
> /*
> * VIA C3 Samuel2 Stepping 1->15
> */
> -static const int __cpuinitconst samuel2_eblcr[16] = {
> +static const int samuel2_eblcr[16] = {
> 50, /* 0000 -> 5.0x */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -119,7 +119,7 @@ static const int __cpuinitconst samuel2_eblcr[16] = {
> /*
> * VIA C3 Ezra
> */
> -static const int __cpuinitconst ezra_mults[16] = {
> +static const int ezra_mults[16] = {
> 100, /* 0000 -> 10.0x */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -138,7 +138,7 @@ static const int __cpuinitconst ezra_mults[16] = {
> 120, /* 1111 -> 12.0x */
> };
>
> -static const int __cpuinitconst ezra_eblcr[16] = {
> +static const int ezra_eblcr[16] = {
> 50, /* 0000 -> 5.0x */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -160,7 +160,7 @@ static const int __cpuinitconst ezra_eblcr[16] = {
> /*
> * VIA C3 (Ezra-T) [C5M].
> */
> -static const int __cpuinitconst ezrat_mults[32] = {
> +static const int ezrat_mults[32] = {
> 100, /* 0000 -> 10.0x */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -196,7 +196,7 @@ static const int __cpuinitconst ezrat_mults[32] = {
> -1, /* 1111 -> RESERVED (12.0x) */
> };
>
> -static const int __cpuinitconst ezrat_eblcr[32] = {
> +static const int ezrat_eblcr[32] = {
> 50, /* 0000 -> 5.0x */
> 30, /* 0001 -> 3.0x */
> 40, /* 0010 -> 4.0x */
> @@ -235,7 +235,7 @@ static const int __cpuinitconst ezrat_eblcr[32] = {
> /*
> * VIA C3 Nehemiah */
>
> -static const int __cpuinitconst nehemiah_mults[32] = {
> +static const int nehemiah_mults[32] = {
> 100, /* 0000 -> 10.0x */
> -1, /* 0001 -> 16.0x */
> 40, /* 0010 -> 4.0x */
> @@ -270,7 +270,7 @@ static const int __cpuinitconst nehemiah_mults[32] = {
> -1, /* 1111 -> 12.0x */
> };
>
> -static const int __cpuinitconst nehemiah_eblcr[32] = {
> +static const int nehemiah_eblcr[32] = {
> 50, /* 0000 -> 5.0x */
> 160, /* 0001 -> 16.0x */
> 40, /* 0010 -> 4.0x */
> @@ -315,7 +315,7 @@ struct mV_pos {
> unsigned short pos;
> };
>
> -static const struct mV_pos __cpuinitconst vrm85_mV[32] = {
> +static const struct mV_pos vrm85_mV[32] = {
> {1250, 8}, {1200, 6}, {1150, 4}, {1100, 2},
> {1050, 0}, {1800, 30}, {1750, 28}, {1700, 26},
> {1650, 24}, {1600, 22}, {1550, 20}, {1500, 18},
> @@ -326,14 +326,14 @@ static const struct mV_pos __cpuinitconst vrm85_mV[32] = {
> {1475, 17}, {1425, 15}, {1375, 13}, {1325, 11}
> };
>
> -static const unsigned char __cpuinitconst mV_vrm85[32] = {
> +static const unsigned char mV_vrm85[32] = {
> 0x04, 0x14, 0x03, 0x13, 0x02, 0x12, 0x01, 0x11,
> 0x00, 0x10, 0x0f, 0x1f, 0x0e, 0x1e, 0x0d, 0x1d,
> 0x0c, 0x1c, 0x0b, 0x1b, 0x0a, 0x1a, 0x09, 0x19,
> 0x08, 0x18, 0x07, 0x17, 0x06, 0x16, 0x05, 0x15
> };
>
> -static const struct mV_pos __cpuinitconst mobilevrm_mV[32] = {
> +static const struct mV_pos mobilevrm_mV[32] = {
> {1750, 31}, {1700, 30}, {1650, 29}, {1600, 28},
> {1550, 27}, {1500, 26}, {1450, 25}, {1400, 24},
> {1350, 23}, {1300, 22}, {1250, 21}, {1200, 20},
> @@ -344,7 +344,7 @@ static const struct mV_pos __cpuinitconst mobilevrm_mV[32] = {
> {675, 3}, {650, 2}, {625, 1}, {600, 0}
> };
>
> -static const unsigned char __cpuinitconst mV_mobilevrm[32] = {
> +static const unsigned char mV_mobilevrm[32] = {
> 0x1f, 0x1e, 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18,
> 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10,
> 0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08,
> diff --git a/drivers/cpufreq/longrun.c b/drivers/cpufreq/longrun.c
> index 8bc9f5f..7ad792d 100644
> --- a/drivers/cpufreq/longrun.c
> +++ b/drivers/cpufreq/longrun.c
> @@ -33,7 +33,7 @@ static unsigned int longrun_low_freq, longrun_high_freq;
> * Reads the current LongRun policy by access to MSR_TMTA_LONGRUN_FLAGS
> * and MSR_TMTA_LONGRUN_CTRL
> */
> -static void __cpuinit longrun_get_policy(struct cpufreq_policy *policy)
> +static void longrun_get_policy(struct cpufreq_policy *policy)
> {
> u32 msr_lo, msr_hi;
>
> @@ -163,8 +163,8 @@ static unsigned int longrun_get(unsigned int cpu)
> * TMTA rules:
> * performance_pctg = (target_freq - low_freq)/(high_freq - low_freq)
> */
> -static int __cpuinit longrun_determine_freqs(unsigned int *low_freq,
> - unsigned int *high_freq)
> +static int longrun_determine_freqs(unsigned int *low_freq,
> + unsigned int *high_freq)
> {
> u32 msr_lo, msr_hi;
> u32 save_lo, save_hi;
> @@ -256,7 +256,7 @@ static int __cpuinit longrun_determine_freqs(unsigned int *low_freq,
> }
>
>
> -static int __cpuinit longrun_cpu_init(struct cpufreq_policy *policy)
> +static int longrun_cpu_init(struct cpufreq_policy *policy)
> {
> int result = 0;
>
> diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
> index 0279d18..4b81d3e 100644
> --- a/drivers/cpufreq/omap-cpufreq.c
> +++ b/drivers/cpufreq/omap-cpufreq.c
> @@ -165,7 +165,7 @@ static inline void freq_table_free(void)
> opp_free_cpufreq_table(mpu_dev, &freq_table);
> }
>
> -static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
> +static int omap_cpu_init(struct cpufreq_policy *policy)
> {
> int result = 0;
>
> diff --git a/drivers/cpufreq/powernow-k7.c b/drivers/cpufreq/powernow-k7.c
> index b9f80b7..9558708 100644
> --- a/drivers/cpufreq/powernow-k7.c
> +++ b/drivers/cpufreq/powernow-k7.c
> @@ -563,7 +563,7 @@ static int powernow_verify(struct cpufreq_policy *policy)
> * We will then get the same kind of behaviour already tested under
> * the "well-known" other OS.
> */
> -static int __cpuinit fixup_sgtc(void)
> +static int fixup_sgtc(void)
> {
> unsigned int sgtc;
> unsigned int m;
> @@ -597,7 +597,7 @@ static unsigned int powernow_get(unsigned int cpu)
> }
>
>
> -static int __cpuinit acer_cpufreq_pst(const struct dmi_system_id *d)
> +static int acer_cpufreq_pst(const struct dmi_system_id *d)
> {
> printk(KERN_WARNING PFX
> "%s laptop with broken PST tables in BIOS detected.\n",
> @@ -615,7 +615,7 @@ static int __cpuinit acer_cpufreq_pst(const struct dmi_system_id *d)
> * A BIOS update is all that can save them.
> * Mention this, and disable cpufreq.
> */
> -static struct dmi_system_id __cpuinitdata powernow_dmi_table[] = {
> +static struct dmi_system_id powernow_dmi_table[] = {
> {
> .callback = acer_cpufreq_pst,
> .ident = "Acer Aspire",
> @@ -627,7 +627,7 @@ static struct dmi_system_id __cpuinitdata powernow_dmi_table[] = {
> { }
> };
>
> -static int __cpuinit powernow_cpu_init(struct cpufreq_policy *policy)
> +static int powernow_cpu_init(struct cpufreq_policy *policy)
> {
> union msr_fidvidstatus fidvidstatus;
> int result;
> diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
> index 51343a1..c71907f 100644
> --- a/drivers/cpufreq/powernow-k8.c
> +++ b/drivers/cpufreq/powernow-k8.c
> @@ -1069,7 +1069,7 @@ struct init_on_cpu {
> int rc;
> };
>
> -static void __cpuinit powernowk8_cpu_init_on_cpu(void *_init_on_cpu)
> +static void powernowk8_cpu_init_on_cpu(void *_init_on_cpu)
> {
> struct init_on_cpu *init_on_cpu = _init_on_cpu;
>
> @@ -1096,7 +1096,7 @@ static const char missing_pss_msg[] =
> FW_BUG PFX "If that doesn't help, try upgrading your BIOS.\n";
>
> /* per CPU init entry point to the driver */
> -static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
> +static int powernowk8_cpu_init(struct cpufreq_policy *pol)
> {
> struct powernow_k8_data *data;
> struct init_on_cpu init_on_cpu;
> @@ -1263,7 +1263,7 @@ static void __request_acpi_cpufreq(void)
> }
>
> /* driver entry point for init */
> -static int __cpuinit powernowk8_init(void)
> +static int powernowk8_init(void)
> {
> unsigned int i, supported_cpus = 0;
> int ret;
>
--
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