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author | Paolo Bonzini <pbonzini@redhat.com> | 2020-09-11 13:12:11 -0400 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-09-11 13:12:11 -0400 |
commit | 1b67fd086dd7be076f190dfe4b52403d0cf58375 (patch) | |
tree | b7ea623c62bd8b1a1310c5e9d24dbf155a9d04aa /mm/page_io.c | |
parent | b5331379bc62611d1026173a09c73573384201d9 (diff) | |
parent | 7b75cd5128421c673153efb1236705696a1a9812 (diff) | |
download | linux-next-1b67fd086dd7be076f190dfe4b52403d0cf58375.tar.gz |
Merge tag 'kvmarm-fixes-5.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for Linux 5.9, take #1
- Multiple stolen time fixes, with a new capability to match x86
- Fix for hugetlbfs mappings when PUD and PMD are the same level
- Fix for hugetlbfs mappings when PTE mappings are enforced
(dirty logging, for example)
- Fix tracing output of 64bit values
Diffstat (limited to 'mm/page_io.c')
-rw-r--r-- | mm/page_io.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/mm/page_io.c b/mm/page_io.c index 9e362567d454..e485a6e8a6cd 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -40,7 +40,7 @@ static struct bio *get_swap_bio(gfp_t gfp_flags, bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9; bio->bi_end_io = end_io; - bio_add_page(bio, page, PAGE_SIZE * hpage_nr_pages(page), 0); + bio_add_page(bio, page, thp_size(page), 0); } return bio; } @@ -85,7 +85,7 @@ static void swap_slot_free_notify(struct page *page) return; sis = page_swap_info(page); - if (!(sis->flags & SWP_BLKDEV)) + if (data_race(!(sis->flags & SWP_BLKDEV))) return; /* @@ -274,7 +274,7 @@ static inline void count_swpout_vm_event(struct page *page) if (unlikely(PageTransHuge(page))) count_vm_event(THP_SWPOUT); #endif - count_vm_events(PSWPOUT, hpage_nr_pages(page)); + count_vm_events(PSWPOUT, thp_nr_pages(page)); } #if defined(CONFIG_MEMCG) && defined(CONFIG_BLK_CGROUP) @@ -302,7 +302,7 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc, struct swap_info_struct *sis = page_swap_info(page); VM_BUG_ON_PAGE(!PageSwapCache(page), page); - if (sis->flags & SWP_FS) { + if (data_race(sis->flags & SWP_FS)) { struct kiocb kiocb; struct file *swap_file = sis->swap_file; struct address_space *mapping = swap_file->f_mapping; @@ -393,7 +393,7 @@ int swap_readpage(struct page *page, bool synchronous) goto out; } - if (sis->flags & SWP_FS) { + if (data_race(sis->flags & SWP_FS)) { struct file *swap_file = sis->swap_file; struct address_space *mapping = swap_file->f_mapping; @@ -455,7 +455,7 @@ int swap_set_page_dirty(struct page *page) { struct swap_info_struct *sis = page_swap_info(page); - if (sis->flags & SWP_FS) { + if (data_race(sis->flags & SWP_FS)) { struct address_space *mapping = sis->swap_file->f_mapping; VM_BUG_ON_PAGE(!PageSwapCache(page), page); |