Messages in this thread Patch in this message | | | From | Yunlei He <> | Subject | [f2fs-dev][PATCH v2] f2fs: count mmap write io more accurately | Date | Mon, 19 Jun 2023 23:44:32 +0800 |
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This patch count mmap write io more accurately.
Signed-off-by: Yunlei He <heyunlei@oppo.com> --- fs/f2fs/file.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index f05209a62370..cb42d8464ad9 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -150,11 +150,13 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf) } set_page_dirty(page); - f2fs_update_iostat(sbi, inode, APP_MAPPED_IO, F2FS_BLKSIZE); - f2fs_update_time(sbi, REQ_TIME); - - trace_f2fs_vm_page_mkwrite(page, DATA); out_sem: + if (!err) { + f2fs_update_iostat(sbi, inode, APP_MAPPED_IO, F2FS_BLKSIZE); + f2fs_update_time(sbi, REQ_TIME); + + trace_f2fs_vm_page_mkwrite(page, DATA); + } filemap_invalidate_unlock_shared(inode->i_mapping); sb_end_pagefault(inode->i_sb); -- 2.40.1
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