[PATCH v3 2/2] f2fs: change return value of f2fs_disable_compressed_file to bool

From: Daeho Jeong
Date: Mon Sep 07 2020 - 22:44:30 EST


From: Daeho Jeong <daehojeong@xxxxxxxxxx>

The returned integer is not required anywhere. So we need to change
the return value to bool type.

Signed-off-by: Daeho Jeong <daehojeong@xxxxxxxxxx>
---
fs/f2fs/data.c | 2 +-
fs/f2fs/f2fs.h | 17 ++++++-----------
fs/f2fs/file.c | 4 ++--
3 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 48cab85205e2..f30348063017 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -3936,7 +3936,7 @@ static int f2fs_swap_activate(struct swap_info_struct *sis, struct file *file,
if (ret)
return ret;

- if (f2fs_disable_compressed_file(inode))
+ if (!f2fs_disable_compressed_file(inode))
return -EINVAL;

ret = check_swap_activate(sis, file, span);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index c615e75c82fd..a33c837e833a 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -3930,26 +3930,21 @@ static inline void set_compress_context(struct inode *inode)
f2fs_mark_inode_dirty_sync(inode, true);
}

-static inline u32 f2fs_disable_compressed_file(struct inode *inode)
+static inline bool f2fs_disable_compressed_file(struct inode *inode)
{
struct f2fs_inode_info *fi = F2FS_I(inode);
- u32 i_compr_blocks;

if (!f2fs_compressed_file(inode))
- return 0;
- if (S_ISREG(inode->i_mode)) {
- if (get_dirty_pages(inode))
- return 1;
- i_compr_blocks = atomic_read(&fi->i_compr_blocks);
- if (i_compr_blocks)
- return i_compr_blocks;
- }
+ return true;
+ if (S_ISREG(inode->i_mode) &&
+ (get_dirty_pages(inode) || atomic_read(&fi->i_compr_blocks)))
+ return false;

fi->i_flags &= ~F2FS_COMPR_FL;
stat_dec_compr_inode(inode);
clear_inode_flag(inode, FI_COMPRESSED_FILE);
f2fs_mark_inode_dirty_sync(inode, true);
- return 0;
+ return true;
}

#define F2FS_FEATURE_FUNCS(name, flagname) \
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index adc4acad488a..d69def08e25e 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1828,7 +1828,7 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)

if ((iflags ^ masked_flags) & F2FS_COMPR_FL) {
if (masked_flags & F2FS_COMPR_FL) {
- if (f2fs_disable_compressed_file(inode))
+ if (!f2fs_disable_compressed_file(inode))
return -EINVAL;
}
if (iflags & F2FS_NOCOMP_FL)
@@ -3258,7 +3258,7 @@ static int f2fs_ioc_set_pin_file(struct file *filp, unsigned long arg)
if (ret)
goto out;

- if (f2fs_disable_compressed_file(inode)) {
+ if (!f2fs_disable_compressed_file(inode)) {
ret = -EOPNOTSUPP;
goto out;
}
--
2.28.0.526.ge36021eeef-goog