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SubjectRe: [f2fs-dev] [PATCH 1/2] f2fs: introduce f2fs_encrypted_file for clean-up
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On 2017/9/6 8:15, Jaegeuk Kim wrote:
> This patch replaces (f2fs_encrypted_inode() && S_ISREG()) with
> f2fs_encrypted_file(), which gives no functional change.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <yuchao0@huawei.com>

Thanks,

> ---
> fs/f2fs/data.c | 10 +++++-----
> fs/f2fs/f2fs.h | 5 +++++
> fs/f2fs/file.c | 2 +-
> fs/f2fs/gc.c | 5 ++---
> fs/f2fs/inline.c | 2 +-
> 5 files changed, 14 insertions(+), 10 deletions(-)
>
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index 67da4f6eeaa0..e6c683e7a10e 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -581,7 +581,7 @@ struct page *get_read_data_page(struct inode *inode, pgoff_t index,
> .encrypted_page = NULL,
> };
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> return read_mapping_page(mapping, index, NULL);
>
> page = f2fs_grab_cache_page(mapping, index, for_write);
> @@ -786,7 +786,7 @@ static int __allocate_data_block(struct dnode_of_data *dn)
>
> static inline bool __force_buffered_io(struct inode *inode, int rw)
> {
> - return ((f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) ||
> + return (f2fs_encrypted_file(inode) ||
> (rw == WRITE && test_opt(F2FS_I_SB(inode), LFS)) ||
> F2FS_I_SB(inode)->s_ndevs);
> }
> @@ -1157,7 +1157,7 @@ static struct bio *f2fs_grab_bio(struct inode *inode, block_t blkaddr,
> struct fscrypt_ctx *ctx = NULL;
> struct bio *bio;
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode)) {
> + if (f2fs_encrypted_file(inode)) {
> ctx = fscrypt_get_ctx(inode, GFP_NOFS);
> if (IS_ERR(ctx))
> return ERR_CAST(ctx);
> @@ -1345,7 +1345,7 @@ static int encrypt_one_page(struct f2fs_io_info *fio)
> struct inode *inode = fio->page->mapping->host;
> gfp_t gfp_flags = GFP_NOFS;
>
> - if (!f2fs_encrypted_inode(inode) || !S_ISREG(inode->i_mode))
> + if (!f2fs_encrypted_file(inode))
> return 0;
>
> /* wait for GCed encrypted page writeback */
> @@ -1974,7 +1974,7 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping,
> f2fs_wait_on_page_writeback(page, DATA, false);
>
> /* wait for GCed encrypted page writeback */
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> f2fs_wait_on_encrypted_page_writeback(sbi, blkaddr);
>
> if (len == PAGE_SIZE || PageUptodate(page))
> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
> index 4b993961d81d..417c28f01fd5 100644
> --- a/fs/f2fs/f2fs.h
> +++ b/fs/f2fs/f2fs.h
> @@ -2939,6 +2939,11 @@ static inline bool f2fs_encrypted_inode(struct inode *inode)
> return file_is_encrypt(inode);
> }
>
> +static inline bool f2fs_encrypted_file(struct inode *inode)
> +{
> + return f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode);
> +}
> +
> static inline void f2fs_set_encrypted_inode(struct inode *inode)
> {
> #ifdef CONFIG_F2FS_FS_ENCRYPTION
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index 63e394907808..f8cedaba7ce4 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -106,7 +106,7 @@ static int f2fs_vm_page_mkwrite(struct vm_fault *vmf)
> f2fs_wait_on_page_writeback(page, DATA, false);
>
> /* wait for GCed encrypted page writeback */
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> f2fs_wait_on_encrypted_page_writeback(sbi, dn.data_blkaddr);
>
> out_sem:
> diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
> index b226760afba8..6a12f33d0cdd 100644
> --- a/fs/f2fs/gc.c
> +++ b/fs/f2fs/gc.c
> @@ -831,8 +831,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
> continue;
>
> /* if encrypted inode, let's go phase 3 */
> - if (f2fs_encrypted_inode(inode) &&
> - S_ISREG(inode->i_mode)) {
> + if (f2fs_encrypted_file(inode)) {
> add_gc_inode(gc_list, inode);
> continue;
> }
> @@ -873,7 +872,7 @@ static void gc_data_segment(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
>
> start_bidx = start_bidx_of_node(nofs, inode)
> + ofs_in_node;
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> move_encrypted_block(inode, start_bidx, segno, off);
> else
> move_data_page(inode, start_bidx, gc_type, segno, off);
> diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
> index e63ab0d1f614..c133a4fdecf6 100644
> --- a/fs/f2fs/inline.c
> +++ b/fs/f2fs/inline.c
> @@ -25,7 +25,7 @@ bool f2fs_may_inline_data(struct inode *inode)
> if (i_size_read(inode) > MAX_INLINE_DATA(inode))
> return false;
>
> - if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
> + if (f2fs_encrypted_file(inode))
> return false;
>
> return true;
>

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