+ mm-page_table_check-drop-all-redundant-export_symbol.patch added to -mm tree

+ mm-page_table_check-drop-all-redundant-export_symbol.patch added to -mm tree

[Andrew Morton]

The patch titled
     Subject: mm/page_table_check: drop all redundant EXPORT_SYMBOL()
has been added to the -mm tree.  Its filename is
     mm-page_table_check-drop-all-redundant-export_symbol.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-page_table_check-drop-all-redundant-export_symbol.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-page_table_check-drop-all-redundant-export_symbol.patch

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------------------------------------------------------
From: Anshuman Khandual <anshuman.khandual@arm.com>
Subject: mm/page_table_check: drop all redundant EXPORT_SYMBOL()

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()s.

Link: https://lkml.kernel.org/r/20220421070631.1273879-1-anshuman.khandual@arm.com
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

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

--- a/mm/page_table_check.c~mm-page_table_check-drop-all-redundant-export_symbol
+++ a/mm/page_table_check.c
@@ -150,7 +150,6 @@ void __page_table_check_pte_clear(struct
 				       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)
@@ -163,7 +162,6 @@ void __page_table_check_pmd_clear(struct
 				       PMD_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)
@@ -176,7 +174,6 @@ void __page_table_check_pud_clear(struct
 				       PUD_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)
@@ -206,7 +203,6 @@ void __page_table_check_pmd_set(struct m
 				     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)
@@ -221,7 +217,6 @@ void __page_table_check_pud_set(struct m
 				     pud_write(pud));
 	}
 }
-EXPORT_SYMBOL(__page_table_check_pud_set);
 
 void __page_table_check_pte_clear_range(struct mm_struct *mm,
 					unsigned long addr,
_

Patches currently in -mm which might be from anshuman.khandual@arm.com are

mm-page_table_check-drop-all-redundant-export_symbol.patch
mm-debug_vm_pgtable-drop-protection_map-usage.patch
mm-mmap-clarify-protection_map-indices.patch
mm-mmap-add-new-config-arch_has_vm_get_page_prot.patch
powerpc-mm-enable-arch_has_vm_get_page_prot.patch
arm64-mm-enable-arch_has_vm_get_page_prot.patch
sparc-mm-enable-arch_has_vm_get_page_prot.patch
mm-mmap-drop-arch_filter_pgprot.patch
mm-mmap-drop-arch_vm_get_page_pgprot.patch