* + mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch added to mm-unstable branch
@ 2024-03-21 23:02 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2024-03-21 23:02 UTC (permalink / raw)
To: mm-commits, willy, vbabka, shy828301, rppt, riel, muchun.song,
mpe, mike.kravetz, lstoakes, kirill, jthoughton, jhubbard, jgg,
hch, david, christophe.leroy, axelrasmussen, aneesh.kumar,
andrew.jones, aarcange, peterx, akpm
The patch titled
Subject: mm/hugetlb: declare hugetlbfs_pagecache_present() non-static
has been added to the -mm mm-unstable branch. Its filename is
mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: Peter Xu <peterx@redhat.com>
Subject: mm/hugetlb: declare hugetlbfs_pagecache_present() non-static
Date: Thu, 21 Mar 2024 18:07:52 -0400
It will be used outside hugetlb.c soon.
Link: https://lkml.kernel.org/r/20240321220802.679544-3-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andrew Jones <andrew.jones@linux.dev>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@kernel.org>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: James Houghton <jthoughton@google.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Kirill A. Shutemov <kirill@shutemov.name>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Rik van Riel <riel@surriel.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Yang Shi <shy828301@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/hugetlb.h | 9 +++++++++
mm/hugetlb.c | 4 ++--
2 files changed, 11 insertions(+), 2 deletions(-)
--- a/include/linux/hugetlb.h~mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static
+++ a/include/linux/hugetlb.h
@@ -174,6 +174,9 @@ u32 hugetlb_fault_mutex_hash(struct addr
pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long addr, pud_t *pud);
+bool hugetlbfs_pagecache_present(struct hstate *h,
+ struct vm_area_struct *vma,
+ unsigned long address);
struct address_space *hugetlb_page_mapping_lock_write(struct page *hpage);
@@ -1197,6 +1200,12 @@ static inline void hugetlb_register_node
static inline void hugetlb_unregister_node(struct node *node)
{
}
+
+static inline bool hugetlbfs_pagecache_present(
+ struct hstate *h, struct vm_area_struct *vma, unsigned long address)
+{
+ return false;
+}
#endif /* CONFIG_HUGETLB_PAGE */
static inline spinlock_t *huge_pte_lock(struct hstate *h,
--- a/mm/hugetlb.c~mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static
+++ a/mm/hugetlb.c
@@ -6106,8 +6106,8 @@ out_release_old:
/*
* Return whether there is a pagecache page to back given address within VMA.
*/
-static bool hugetlbfs_pagecache_present(struct hstate *h,
- struct vm_area_struct *vma, unsigned long address)
+bool hugetlbfs_pagecache_present(struct hstate *h,
+ struct vm_area_struct *vma, unsigned long address)
{
struct address_space *mapping = vma->vm_file->f_mapping;
pgoff_t idx = linear_page_index(vma, address);
_
Patches currently in -mm which might be from peterx@redhat.com are
mm-memory-fix-missing-pte-marker-for-page-on-pte-zaps.patch
mm-hmm-process-pud-swap-entry-without-pud_huge.patch
mm-gup-cache-p4d-in-follow_p4d_mask.patch
mm-gup-check-p4d-presence-before-going-on.patch
mm-x86-change-pxd_huge-behavior-to-exclude-swap-entries.patch
mm-sparc-change-pxd_huge-behavior-to-exclude-swap-entries.patch
mm-arm-use-macros-to-define-pmd-pud-helpers.patch
mm-arm-redefine-pmd_huge-with-pmd_leaf.patch
mm-arm64-merge-pxd_huge-and-pxd_leaf-definitions.patch
mm-powerpc-redefine-pxd_huge-with-pxd_leaf.patch
mm-gup-merge-pxd-huge-mapping-checks.patch
mm-treewide-replace-pxd_huge-with-pxd_leaf.patch
mm-treewide-remove-pxd_huge.patch
mm-arm-remove-pmd_thp_or_huge.patch
mm-document-pxd_leaf-api.patch
mm-kconfig-config_pgtable_has_huge_leaves.patch
mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
mm-make-hpage_pxd_-macros-even-if-thp.patch
mm-introduce-vma_pgtable_walk_beginend.patch
mm-gup-drop-folio_fast_pin_allowed-in-hugepd-processing.patch
mm-gup-refactor-record_subpages-to-find-1st-small-page.patch
mm-gup-handle-hugetlb-for-no_page_table.patch
mm-gup-cache-pudp-in-follow_pud_mask.patch
mm-gup-handle-huge-pud-for-follow_pud_mask.patch
mm-gup-handle-huge-pmd-for-follow_pmd_mask.patch
mm-gup-handle-hugepd-for-follow_page.patch
mm-gup-handle-hugetlb-in-the-generic-follow_page_mask-code.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
* + mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch added to mm-unstable branch
@ 2024-03-27 17:53 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2024-03-27 17:53 UTC (permalink / raw)
To: mm-commits, willy, vbabka, shy828301, rppt, riel, muchun.song,
mpe, mike.kravetz, lstoakes, kirill, jthoughton, jhubbard, jgg,
hch, david, christophe.leroy, axelrasmussen, aneesh.kumar,
andrew.jones, aarcange, peterx, akpm
The patch titled
Subject: mm/hugetlb: declare hugetlbfs_pagecache_present() non-static
has been added to the -mm mm-unstable branch. Its filename is
mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: Peter Xu <peterx@redhat.com>
Subject: mm/hugetlb: declare hugetlbfs_pagecache_present() non-static
Date: Wed, 27 Mar 2024 11:23:21 -0400
It will be used outside hugetlb.c soon.
Link: https://lkml.kernel.org/r/20240327152332.950956-3-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andrew Jones <andrew.jones@linux.dev>
Cc: Aneesh Kumar K.V (IBM) <aneesh.kumar@kernel.org>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: James Houghton <jthoughton@google.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Kirill A. Shutemov <kirill@shutemov.name>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: "Mike Rapoport (IBM)" <rppt@kernel.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Rik van Riel <riel@surriel.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Yang Shi <shy828301@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/hugetlb.h | 9 +++++++++
mm/hugetlb.c | 4 ++--
2 files changed, 11 insertions(+), 2 deletions(-)
--- a/include/linux/hugetlb.h~mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static
+++ a/include/linux/hugetlb.h
@@ -174,6 +174,9 @@ u32 hugetlb_fault_mutex_hash(struct addr
pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long addr, pud_t *pud);
+bool hugetlbfs_pagecache_present(struct hstate *h,
+ struct vm_area_struct *vma,
+ unsigned long address);
struct address_space *hugetlb_page_mapping_lock_write(struct page *hpage);
@@ -1228,6 +1231,12 @@ static inline void hugetlb_register_node
static inline void hugetlb_unregister_node(struct node *node)
{
}
+
+static inline bool hugetlbfs_pagecache_present(
+ struct hstate *h, struct vm_area_struct *vma, unsigned long address)
+{
+ return false;
+}
#endif /* CONFIG_HUGETLB_PAGE */
static inline spinlock_t *huge_pte_lock(struct hstate *h,
--- a/mm/hugetlb.c~mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static
+++ a/mm/hugetlb.c
@@ -6110,8 +6110,8 @@ out_release_old:
/*
* Return whether there is a pagecache page to back given address within VMA.
*/
-static bool hugetlbfs_pagecache_present(struct hstate *h,
- struct vm_area_struct *vma, unsigned long address)
+bool hugetlbfs_pagecache_present(struct hstate *h,
+ struct vm_area_struct *vma, unsigned long address)
{
struct address_space *mapping = vma->vm_file->f_mapping;
pgoff_t idx = linear_page_index(vma, address);
_
Patches currently in -mm which might be from peterx@redhat.com are
mm-hmm-process-pud-swap-entry-without-pud_huge.patch
mm-gup-cache-p4d-in-follow_p4d_mask.patch
mm-gup-check-p4d-presence-before-going-on.patch
mm-x86-change-pxd_huge-behavior-to-exclude-swap-entries.patch
mm-sparc-change-pxd_huge-behavior-to-exclude-swap-entries.patch
mm-arm-use-macros-to-define-pmd-pud-helpers.patch
mm-arm-redefine-pmd_huge-with-pmd_leaf.patch
mm-arm64-merge-pxd_huge-and-pxd_leaf-definitions.patch
mm-powerpc-redefine-pxd_huge-with-pxd_leaf.patch
mm-gup-merge-pxd-huge-mapping-checks.patch
mm-treewide-replace-pxd_huge-with-pxd_leaf.patch
mm-treewide-remove-pxd_huge.patch
mm-arm-remove-pmd_thp_or_huge.patch
mm-document-pxd_leaf-api.patch
selftests-mm-run_vmtestssh-fix-hugetlb-mem-size-calculation.patch
mm-kconfig-config_pgtable_has_huge_leaves.patch
mm-hugetlb-declare-hugetlbfs_pagecache_present-non-static.patch
mm-make-hpage_pxd_-macros-even-if-thp.patch
mm-introduce-vma_pgtable_walk_beginend.patch
mm-arch-provide-pud_pfn-fallback.patch
mm-gup-drop-folio_fast_pin_allowed-in-hugepd-processing.patch
mm-gup-refactor-record_subpages-to-find-1st-small-page.patch
mm-gup-handle-hugetlb-for-no_page_table.patch
mm-gup-cache-pudp-in-follow_pud_mask.patch
mm-gup-handle-huge-pud-for-follow_pud_mask.patch
mm-gup-handle-huge-pmd-for-follow_pmd_mask.patch
mm-gup-handle-hugepd-for-follow_page.patch
mm-gup-handle-hugetlb-in-the-generic-follow_page_mask-code.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
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