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authorSidhartha Kumar <sidhartha.kumar@oracle.com>2023-01-25 20:05:35 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-02-14 02:54:29 +0300
commit9b91c0e277a3dbb165c2e4301be7a231dc2f76f7 (patch)
tree0c09b84173a40fed6e0b6fdc1b05ef56f1a469ec
parentd2d7bb44bfbd29200426ba17741550d36e081f91 (diff)
downloadlinux-9b91c0e277a3dbb165c2e4301be7a231dc2f76f7.tar.xz
mm/hugetlb: convert hugetlb_add_to_page_cache to take in a folio
Every caller of hugetlb_add_to_page_cache() is now passing in &folio->page, change the function to take in a folio directly and clean up the call sites. Link: https://lkml.kernel.org/r/20230125170537.96973-7-sidhartha.kumar@oracle.com Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com> Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Mike Kravetz <mike.kravetz@oracle.com> Cc: Muchun Song <songmuchun@bytedance.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--fs/hugetlbfs/inode.c2
-rw-r--r--include/linux/hugetlb.h2
-rw-r--r--mm/hugetlb.c9
3 files changed, 6 insertions, 7 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index c736947e73da..cfd09f95551b 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -871,7 +871,7 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset,
}
clear_huge_page(&folio->page, addr, pages_per_huge_page(h));
__folio_mark_uptodate(folio);
- error = hugetlb_add_to_page_cache(&folio->page, mapping, index);
+ error = hugetlb_add_to_page_cache(folio, mapping, index);
if (unlikely(error)) {
restore_reserve_on_error(h, &pseudo_vma, addr, folio);
folio_put(folio);
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 20ceaaea1697..df6dd624ccfe 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -723,7 +723,7 @@ struct folio *alloc_hugetlb_folio_nodemask(struct hstate *h, int preferred_nid,
nodemask_t *nmask, gfp_t gfp_mask);
struct folio *alloc_hugetlb_folio_vma(struct hstate *h, struct vm_area_struct *vma,
unsigned long address);
-int hugetlb_add_to_page_cache(struct page *page, struct address_space *mapping,
+int hugetlb_add_to_page_cache(struct folio *folio, struct address_space *mapping,
pgoff_t idx);
void restore_reserve_on_error(struct hstate *h, struct vm_area_struct *vma,
unsigned long address, struct folio *folio);
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 1f6270c586c0..de1f73e5e200 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -5662,10 +5662,9 @@ static bool hugetlbfs_pagecache_present(struct hstate *h,
return present;
}
-int hugetlb_add_to_page_cache(struct page *page, struct address_space *mapping,
+int hugetlb_add_to_page_cache(struct folio *folio, struct address_space *mapping,
pgoff_t idx)
{
- struct folio *folio = page_folio(page);
struct inode *inode = mapping->host;
struct hstate *h = hstate_inode(inode);
int err;
@@ -5677,7 +5676,7 @@ int hugetlb_add_to_page_cache(struct page *page, struct address_space *mapping,
__folio_clear_locked(folio);
return err;
}
- ClearHPageRestoreReserve(page);
+ folio_clear_hugetlb_restore_reserve(folio);
/*
* mark folio dirty so that it will not be removed from cache/file
@@ -5836,7 +5835,7 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm,
new_folio = true;
if (vma->vm_flags & VM_MAYSHARE) {
- int err = hugetlb_add_to_page_cache(&folio->page, mapping, idx);
+ int err = hugetlb_add_to_page_cache(folio, mapping, idx);
if (err) {
/*
* err can't be -EEXIST which implies someone
@@ -6269,7 +6268,7 @@ int hugetlb_mcopy_atomic_pte(struct mm_struct *dst_mm,
* hugetlb_fault_mutex_table that here must be hold by
* the caller.
*/
- ret = hugetlb_add_to_page_cache(&folio->page, mapping, idx);
+ ret = hugetlb_add_to_page_cache(folio, mapping, idx);
if (ret)
goto out_release_nounlock;
folio_in_pagecache = true;