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kernel: only define task_struct_whitelist conditionally 

If CONFIG_ARCH_TASK_STRUCT_ALLOCATOR is set task_struct_whitelist is
never called, and thus generates a compiler warning.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190812065524.19959-5-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Christoph Hellwig 2019-08-12 08:55:24 +02:00 committed by Tony Luck
parent d0d82d24cd
commit 4189ff2348
1 changed files with 2 additions and 0 deletions
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2
kernel/fork.c
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@ -768,6 +768,7 @@ static void set_max_threads(unsigned int max_threads_suggested)
int arch_task_struct_size __read_mostly;
#endif
#ifndef CONFIG_ARCH_TASK_STRUCT_ALLOCATOR
static void task_struct_whitelist(unsigned long *offset, unsigned long *size)
{
/* Fetch thread_struct whitelist for the architecture. */
@ -782,6 +783,7 @@ static void task_struct_whitelist(unsigned long *offset, unsigned long *size)
else
*offset += offsetof(struct task_struct, thread);
}
#endif /* CONFIG_ARCH_TASK_STRUCT_ALLOCATOR */
void __init fork_init(void)
{