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jump label: Make arch_jump_label_text_poke_early() optional 

Some archs do not need to do anything special for jump labels on
startup (like MIPS).  This patch adds a weak function stub for
arch_jump_label_text_poke_early();

Cc: Jason Baron <jbaron@redhat.com>
Cc: David Miller <davem@davemloft.net>
Cc: David Daney <ddaney@caviumnetworks.com>
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
LKML-Reference: <1286218615-24011-2-git-send-email-ddaney@caviumnetworks.com>
LKML-Reference: <20101015201037.703989993@goodmis.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2010-10-29 11:02:43 -04:00 committed by Steven Rostedt
parent de31c3ca81
commit 95bcd683fb
1 changed files with 7 additions and 0 deletions
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7
kernel/jump_label.c
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@ -270,6 +270,13 @@ int jump_label_text_reserved(void *start, void *end)
return conflict;
}
/*
* Not all archs need this.
*/
void __weak arch_jump_label_text_poke_early(jump_label_t addr)
{
}
static __init int init_jump_label(void)
{
int ret;