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Subject[PATCH V2] mm/page_table_check: Drop all redundant EXPORT_SYMBOL()
Date
Function definitions need not be exported via EXPORT_SYMBOL() mechanism. In
this case these functions just get called only inside their wrappers. Even
__page_table_check_zero() gets called without such an export. Just drop all
these redundant EXPORT_SYMBOL().

Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
This applies on v5.18-rc3

Changes in V2:

- Restored EXPORT_SYMBOL for __page_table_check_pte_set() per Pasha

mm/page_table_check.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/mm/page_table_check.c b/mm/page_table_check.c
index 2458281bff89..627c5025d786 100644
--- a/mm/page_table_check.c
+++ b/mm/page_table_check.c
@@ -167,7 +167,6 @@ void __page_table_check_pte_clear(struct mm_struct *mm, unsigned long addr,
PAGE_SIZE >> PAGE_SHIFT);
}
}
-EXPORT_SYMBOL(__page_table_check_pte_clear);

void __page_table_check_pmd_clear(struct mm_struct *mm, unsigned long addr,
pmd_t pmd)
@@ -180,7 +179,6 @@ void __page_table_check_pmd_clear(struct mm_struct *mm, unsigned long addr,
PMD_PAGE_SIZE >> PAGE_SHIFT);
}
}
-EXPORT_SYMBOL(__page_table_check_pmd_clear);

void __page_table_check_pud_clear(struct mm_struct *mm, unsigned long addr,
pud_t pud)
@@ -193,7 +191,6 @@ void __page_table_check_pud_clear(struct mm_struct *mm, unsigned long addr,
PUD_PAGE_SIZE >> PAGE_SHIFT);
}
}
-EXPORT_SYMBOL(__page_table_check_pud_clear);

void __page_table_check_pte_set(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte)
@@ -223,7 +220,6 @@ void __page_table_check_pmd_set(struct mm_struct *mm, unsigned long addr,
pmd_write(pmd));
}
}
-EXPORT_SYMBOL(__page_table_check_pmd_set);

void __page_table_check_pud_set(struct mm_struct *mm, unsigned long addr,
pud_t *pudp, pud_t pud)
@@ -238,7 +234,6 @@ void __page_table_check_pud_set(struct mm_struct *mm, unsigned long addr,
pud_write(pud));
}
}
-EXPORT_SYMBOL(__page_table_check_pud_set);

void __page_table_check_pte_clear_range(struct mm_struct *mm,
unsigned long addr,
--
2.20.1
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