sparc: delete __cpuinit/__CPUINIT usage from all users

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.

Note that some harmless section mismatch warnings may result, since
notify_cpu_starting() and cpu_up() are arch independent (kernel/cpu.c)
are flagged as __cpuinit  -- so if we remove the __cpuinit from
arch specific callers, we will also get section mismatch warnings.
As an intermediate step, we intend to turn the linux/init.h cpuinit
content into no-ops as early as possible, since that will get rid
of these warnings.  In any case, they are temporary and harmless.

This removes all the arch/sparc uses of the __cpuinit macros from
C files and removes __CPUINIT from assembly files.  Note that even
though arch/sparc/kernel/trampoline_64.S has instances of ".previous"
in it, they are all paired off against explicit ".section" directives,
and not implicitly paired with __CPUINIT (unlike mips and arm were).

[1] https://lkml.org/lkml/2013/5/20/589

Cc: "David S. Miller" <davem@davemloft.net>
Cc: sparclinux@vger.kernel.org
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c
index d7aa524b72832..6edf955f987ca 100644
--- a/arch/sparc/kernel/leon_smp.c
+++ b/arch/sparc/kernel/leon_smp.c
@@ -54,7 +54,7 @@ extern ctxd_t *srmmu_ctx_table_phys;
 static int smp_processors_ready;
 extern volatile unsigned long cpu_callin_map[NR_CPUS];
 extern cpumask_t smp_commenced_mask;
-void __cpuinit leon_configure_cache_smp(void);
+void leon_configure_cache_smp(void);
 static void leon_ipi_init(void);
 
 /* IRQ number of LEON IPIs */
@@ -69,12 +69,12 @@ static inline unsigned long do_swap(volatile unsigned long *ptr,
 	return val;
 }
 
-void __cpuinit leon_cpu_pre_starting(void *arg)
+void leon_cpu_pre_starting(void *arg)
 {
 	leon_configure_cache_smp();
 }
 
-void __cpuinit leon_cpu_pre_online(void *arg)
+void leon_cpu_pre_online(void *arg)
 {
 	int cpuid = hard_smp_processor_id();
 
@@ -106,7 +106,7 @@ void __cpuinit leon_cpu_pre_online(void *arg)
 
 extern struct linux_prom_registers smp_penguin_ctable;
 
-void __cpuinit leon_configure_cache_smp(void)
+void leon_configure_cache_smp(void)
 {
 	unsigned long cfg = sparc_leon3_get_dcachecfg();
 	int me = smp_processor_id();
@@ -186,7 +186,7 @@ void __init leon_boot_cpus(void)
 
 }
 
-int __cpuinit leon_boot_one_cpu(int i, struct task_struct *idle)
+int leon_boot_one_cpu(int i, struct task_struct *idle)
 {
 	int timeout;