Commit-ID: 32231879f66162352fc6f3041c5c2b1d965879b2
Gitweb: http://git.kernel.org/tip/32231879f66162352fc6f3041c5c2b1d965879b2
Author: Ingo Molnar <mingo@xxxxxxxxxx>
AuthorDate: Mon, 4 May 2015 09:52:42 +0200
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Tue, 19 May 2015 15:48:11 +0200
x86/fpu/init: Propagate __init annotations
Now that all the FPU init function call dependencies are
cleaned up we can propagate __init annotations deeper.
This shrinks the runtime size of the kernel a bit, and
also addresses a few section warnings.
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/fpu/bugs.c | 2 +-
arch/x86/kernel/fpu/init.c | 12 ++++++------
arch/x86/kernel/fpu/xstate.c | 10 +++++-----
3 files changed, 12 insertions(+), 12 deletions(-)
diff --git a/arch/x86/kernel/fpu/bugs.c b/arch/x86/kernel/fpu/bugs.c
index 449b5f3..dd9ca9b6 100644
--- a/arch/x86/kernel/fpu/bugs.c
+++ b/arch/x86/kernel/fpu/bugs.c
@@ -60,7 +60,7 @@ static void __init check_fpu(void)
}
}
-void fpu__init_check_bugs(void)
+void __init fpu__init_check_bugs(void)
{
/*
* kernel_fpu_begin/end() in check_fpu() relies on the patched
diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c
index 88902521..a9e506a 100644
--- a/arch/x86/kernel/fpu/init.c
+++ b/arch/x86/kernel/fpu/init.c
@@ -90,7 +90,7 @@ static void fpu__init_system_early_generic(struct cpuinfo_x86 *c)
*/
unsigned int mxcsr_feature_mask __read_mostly = 0xffffffffu;
-static void fpu__init_system_mxcsr(void)
+static void __init fpu__init_system_mxcsr(void)
{
unsigned int mask = 0;
@@ -115,7 +115,7 @@ static void fpu__init_system_mxcsr(void)
/*
* Once per bootup FPU initialization sequences that will run on most x86 CPUs:
*/
-static void fpu__init_system_generic(void)
+static void __init fpu__init_system_generic(void)
{
/*
* Set up the legacy init FPU context. (xstate init might overwrite this
@@ -141,7 +141,7 @@ EXPORT_SYMBOL_GPL(xstate_size);
* We set this up first, and later it will be overwritten by
* fpu__init_system_xstate() if the CPU knows about xstates.
*/
-static void fpu__init_system_xstate_size_legacy(void)
+static void __init fpu__init_system_xstate_size_legacy(void)
{
/*
* Note that xstate_size might be overwriten later during
@@ -212,7 +212,7 @@ __setup("eagerfpu=", eager_fpu_setup);
/*
* Pick the FPU context switching strategy:
*/
-static void fpu__init_system_ctx_switch(void)
+static void __init fpu__init_system_ctx_switch(void)
{
WARN_ON(current->thread.fpu.fpstate_active);
current_thread_info()->status = 0;
@@ -234,14 +234,14 @@ static void fpu__init_system_ctx_switch(void)
if (eagerfpu == ENABLE)
setup_force_cpu_cap(X86_FEATURE_EAGER_FPU);
- printk_once(KERN_INFO "x86/fpu: Using '%s' FPU context switches.\n", eagerfpu == ENABLE ? "eager" : "lazy");
+ printk(KERN_INFO "x86/fpu: Using '%s' FPU context switches.\n", eagerfpu == ENABLE ? "eager" : "lazy");
}
/*
* Called on the boot CPU once per system bootup, to set up the initial
* FPU state that is later cloned into all processes:
*/
-void fpu__init_system(struct cpuinfo_x86 *c)
+void __init fpu__init_system(struct cpuinfo_x86 *c)
{
fpu__init_system_early_generic(c);
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index 9e77332..201f08f 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -191,7 +191,7 @@ static void __init setup_xstate_features(void)
}
}
-static void print_xstate_feature(u64 xstate_mask)
+static void __init print_xstate_feature(u64 xstate_mask)
{
const char *feature_name;
@@ -202,7 +202,7 @@ static void print_xstate_feature(u64 xstate_mask)
/*
* Print out all the supported xstate features:
*/
-static void print_xstate_features(void)
+static void __init print_xstate_features(void)
{
print_xstate_feature(XSTATE_FP);
print_xstate_feature(XSTATE_SSE);
@@ -219,7 +219,7 @@ static void print_xstate_features(void)
* xsave area. This supports both standard format and compacted format
* of the xsave aread.
*/
-static void setup_xstate_comp(void)
+static void __init setup_xstate_comp(void)
{
unsigned int xstate_comp_sizes[sizeof(xfeatures_mask)*8];
int i;
@@ -260,7 +260,7 @@ static void setup_xstate_comp(void)
/*
* setup the xstate image representing the init state
*/
-static void setup_init_fpu_buf(void)
+static void __init setup_init_fpu_buf(void)
{
if (!cpu_has_xsave)
return;
@@ -314,7 +314,7 @@ static void __init init_xstate_size(void)
*
* ( Not marked __init because of false positive section warnings. )
*/
-void fpu__init_system_xstate(void)
+void __init fpu__init_system_xstate(void)
{
unsigned int eax, ebx, ecx, edx;
--
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