Re: [PATCH] perf/x86/intel: Mark initialization code as such

From: Mathias Krause
Date: Sun Sep 07 2014 - 13:47:18 EST


On 26 August 2014 18:49, Mathias Krause <minipli@xxxxxxxxxxxxxx> wrote:
> A few of the initialization functions are missing the __init annotation.
> Fix this and thereby allow ~680 additional bytes of code to be released
> after initialization.
>
> Signed-off-by: Mathias Krause <minipli@xxxxxxxxxxxxxx>
> ---
> arch/x86/kernel/cpu/perf_event_intel_ds.c | 2 +-
> arch/x86/kernel/cpu/perf_event_intel_lbr.c | 8 ++++----
> 2 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c
> index 696ade311d..5625799f93 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c
> @@ -1055,7 +1055,7 @@ static void intel_pmu_drain_pebs_nhm(struct pt_regs *iregs)
> * BTS, PEBS probe and setup
> */
>
> -void intel_ds_init(void)
> +void __init intel_ds_init(void)
> {
> /*
> * No support for 32bit formats
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_lbr.c b/arch/x86/kernel/cpu/perf_event_intel_lbr.c
> index 9dd2459a4c..4af10617de 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_lbr.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_lbr.c
> @@ -697,7 +697,7 @@ static const int snb_lbr_sel_map[PERF_SAMPLE_BRANCH_MAX] = {
> };
>
> /* core */
> -void intel_pmu_lbr_init_core(void)
> +void __init intel_pmu_lbr_init_core(void)
> {
> x86_pmu.lbr_nr = 4;
> x86_pmu.lbr_tos = MSR_LBR_TOS;
> @@ -712,7 +712,7 @@ void intel_pmu_lbr_init_core(void)
> }
>
> /* nehalem/westmere */
> -void intel_pmu_lbr_init_nhm(void)
> +void __init intel_pmu_lbr_init_nhm(void)
> {
> x86_pmu.lbr_nr = 16;
> x86_pmu.lbr_tos = MSR_LBR_TOS;
> @@ -733,7 +733,7 @@ void intel_pmu_lbr_init_nhm(void)
> }
>
> /* sandy bridge */
> -void intel_pmu_lbr_init_snb(void)
> +void __init intel_pmu_lbr_init_snb(void)
> {
> x86_pmu.lbr_nr = 16;
> x86_pmu.lbr_tos = MSR_LBR_TOS;
> @@ -753,7 +753,7 @@ void intel_pmu_lbr_init_snb(void)
> }
>
> /* atom */
> -void intel_pmu_lbr_init_atom(void)
> +void __init intel_pmu_lbr_init_atom(void)
> {
> /*
> * only models starting at stepping 10 seems
> --
> 1.7.10.4
>

Ping.
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