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mm/memory-failure: don't export hwpoison_filter() when !CONFIG_HWPOISON_INJECT

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When CONFIG_HWPOISON_INJECT is not enabled, there is no user of the
hwpoison_filter() outside memory-failure.  So there is no need to export
it in that case.

Link: https://lkml.kernel.org/r/20240612071835.157004-8-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202406070136.hGQwVbsv-lkp@intel.com/
Cc: Borislav Petkov (AMD) <bp@alien8.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Naoya Horiguchi <nao.horiguchi@gmail.com>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2024-06-12 15:18:29 +08:00 committed by Andrew Morton
parent 4d64ab2f40
commit 5a8b01be4f
1 changed files with 1 additions and 2 deletions
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3
mm/memory-failure.c
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@ -294,6 +294,7 @@ int hwpoison_filter(struct page *p)
return 0;
}
EXPORT_SYMBOL_GPL(hwpoison_filter);
#else
int hwpoison_filter(struct page *p)
{
@ -301,8 +302,6 @@ int hwpoison_filter(struct page *p)
}
#endif
EXPORT_SYMBOL_GPL(hwpoison_filter);
/*
* Kill all processes that have a poisoned page mapped and then isolate
* the page.