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f2fs: use generic names for generic ioctls

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Don't define F2FS_IOC_* aliases to ioctls that already have a generic
FS_IOC_* name.  These aliases are unnecessary, and they make it unclear
which ioctls are f2fs-specific and which are generic.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Eric Biggers 2020-07-14 15:18:12 -07:00 committed by Jaegeuk Kim
parent aff6fbbe8e
commit 3357af8f1a
2 changed files with 28 additions and 51 deletions
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25
fs/f2fs/f2fs.h
View File

@ -402,12 +402,8 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal,
}
/*
* ioctl commands
* f2fs-specific ioctl commands
*/
#define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
#define F2FS_IOC_GETVERSION FS_IOC_GETVERSION
#define F2FS_IOCTL_MAGIC 0xf5
#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
@ -435,13 +431,6 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal,
#define F2FS_IOC_RESERVE_COMPRESS_BLOCKS \
_IOR(F2FS_IOCTL_MAGIC, 19, __u64)
#define F2FS_IOC_GET_VOLUME_NAME FS_IOC_GETFSLABEL
#define F2FS_IOC_SET_VOLUME_NAME FS_IOC_SETFSLABEL
#define F2FS_IOC_SET_ENCRYPTION_POLICY FS_IOC_SET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_POLICY FS_IOC_GET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_PWSALT FS_IOC_GET_ENCRYPTION_PWSALT
/*
* should be same as XFS_IOC_GOINGDOWN.
* Flags for going down operation used by FS_IOC_GOINGDOWN
@ -453,18 +442,6 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal,
#define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */
#define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */
#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
/*
* ioctl commands in 32 bit emulation
*/
#define F2FS_IOC32_GETFLAGS FS_IOC32_GETFLAGS
#define F2FS_IOC32_SETFLAGS FS_IOC32_SETFLAGS
#define F2FS_IOC32_GETVERSION FS_IOC32_GETVERSION
#endif
#define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
#define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
struct f2fs_gc_range {
u32 sync;
u64 start;

54
fs/f2fs/file.c
View File

@ -3362,7 +3362,7 @@ static int f2fs_ioc_measure_verity(struct file *filp, unsigned long arg)
return fsverity_ioctl_measure(filp, (void __user *)arg);
}
static int f2fs_get_volume_name(struct file *filp, unsigned long arg)
static int f2fs_ioc_getfslabel(struct file *filp, unsigned long arg)
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@ -3388,7 +3388,7 @@ static int f2fs_get_volume_name(struct file *filp, unsigned long arg)
return err;
}
static int f2fs_set_volume_name(struct file *filp, unsigned long arg)
static int f2fs_ioc_setfslabel(struct file *filp, unsigned long arg)
{
struct inode *inode = file_inode(filp);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@ -3767,11 +3767,11 @@ long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return -ENOSPC;
switch (cmd) {
case F2FS_IOC_GETFLAGS:
case FS_IOC_GETFLAGS:
return f2fs_ioc_getflags(filp, arg);
case F2FS_IOC_SETFLAGS:
case FS_IOC_SETFLAGS:
return f2fs_ioc_setflags(filp, arg);
case F2FS_IOC_GETVERSION:
case FS_IOC_GETVERSION:
return f2fs_ioc_getversion(filp, arg);
case F2FS_IOC_START_ATOMIC_WRITE:
return f2fs_ioc_start_atomic_write(filp);
@ -3787,11 +3787,11 @@ long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return f2fs_ioc_shutdown(filp, arg);
case FITRIM:
return f2fs_ioc_fitrim(filp, arg);
case F2FS_IOC_SET_ENCRYPTION_POLICY:
case FS_IOC_SET_ENCRYPTION_POLICY:
return f2fs_ioc_set_encryption_policy(filp, arg);
case F2FS_IOC_GET_ENCRYPTION_POLICY:
case FS_IOC_GET_ENCRYPTION_POLICY:
return f2fs_ioc_get_encryption_policy(filp, arg);
case F2FS_IOC_GET_ENCRYPTION_PWSALT:
case FS_IOC_GET_ENCRYPTION_PWSALT:
return f2fs_ioc_get_encryption_pwsalt(filp, arg);
case FS_IOC_GET_ENCRYPTION_POLICY_EX:
return f2fs_ioc_get_encryption_policy_ex(filp, arg);
@ -3819,9 +3819,9 @@ long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return f2fs_ioc_flush_device(filp, arg);
case F2FS_IOC_GET_FEATURES:
return f2fs_ioc_get_features(filp, arg);
case F2FS_IOC_FSGETXATTR:
case FS_IOC_FSGETXATTR:
return f2fs_ioc_fsgetxattr(filp, arg);
case F2FS_IOC_FSSETXATTR:
case FS_IOC_FSSETXATTR:
return f2fs_ioc_fssetxattr(filp, arg);
case F2FS_IOC_GET_PIN_FILE:
return f2fs_ioc_get_pin_file(filp, arg);
@ -3835,10 +3835,10 @@ long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return f2fs_ioc_enable_verity(filp, arg);
case FS_IOC_MEASURE_VERITY:
return f2fs_ioc_measure_verity(filp, arg);
case F2FS_IOC_GET_VOLUME_NAME:
return f2fs_get_volume_name(filp, arg);
case F2FS_IOC_SET_VOLUME_NAME:
return f2fs_set_volume_name(filp, arg);
case FS_IOC_GETFSLABEL:
return f2fs_ioc_getfslabel(filp, arg);
case FS_IOC_SETFSLABEL:
return f2fs_ioc_setfslabel(filp, arg);
case F2FS_IOC_GET_COMPRESS_BLOCKS:
return f2fs_get_compress_blocks(filp, arg);
case F2FS_IOC_RELEASE_COMPRESS_BLOCKS:
@ -3969,14 +3969,14 @@ out:
long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
case F2FS_IOC32_GETFLAGS:
cmd = F2FS_IOC_GETFLAGS;
case FS_IOC32_GETFLAGS:
cmd = FS_IOC_GETFLAGS;
break;
case F2FS_IOC32_SETFLAGS:
cmd = F2FS_IOC_SETFLAGS;
case FS_IOC32_SETFLAGS:
cmd = FS_IOC_SETFLAGS;
break;
case F2FS_IOC32_GETVERSION:
cmd = F2FS_IOC_GETVERSION;
case FS_IOC32_GETVERSION:
cmd = FS_IOC_GETVERSION;
break;
case F2FS_IOC_START_ATOMIC_WRITE:
case F2FS_IOC_COMMIT_ATOMIC_WRITE:
@ -3985,9 +3985,9 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case F2FS_IOC_ABORT_VOLATILE_WRITE:
case F2FS_IOC_SHUTDOWN:
case FITRIM:
case F2FS_IOC_SET_ENCRYPTION_POLICY:
case F2FS_IOC_GET_ENCRYPTION_PWSALT:
case F2FS_IOC_GET_ENCRYPTION_POLICY:
case FS_IOC_SET_ENCRYPTION_POLICY:
case FS_IOC_GET_ENCRYPTION_PWSALT:
case FS_IOC_GET_ENCRYPTION_POLICY:
case FS_IOC_GET_ENCRYPTION_POLICY_EX:
case FS_IOC_ADD_ENCRYPTION_KEY:
case FS_IOC_REMOVE_ENCRYPTION_KEY:
@ -4001,16 +4001,16 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case F2FS_IOC_MOVE_RANGE:
case F2FS_IOC_FLUSH_DEVICE:
case F2FS_IOC_GET_FEATURES:
case F2FS_IOC_FSGETXATTR:
case F2FS_IOC_FSSETXATTR:
case FS_IOC_FSGETXATTR:
case FS_IOC_FSSETXATTR:
case F2FS_IOC_GET_PIN_FILE:
case F2FS_IOC_SET_PIN_FILE:
case F2FS_IOC_PRECACHE_EXTENTS:
case F2FS_IOC_RESIZE_FS:
case FS_IOC_ENABLE_VERITY:
case FS_IOC_MEASURE_VERITY:
case F2FS_IOC_GET_VOLUME_NAME:
case F2FS_IOC_SET_VOLUME_NAME:
case FS_IOC_GETFSLABEL:
case FS_IOC_SETFSLABEL:
case F2FS_IOC_GET_COMPRESS_BLOCKS:
case F2FS_IOC_RELEASE_COMPRESS_BLOCKS:
case F2FS_IOC_RESERVE_COMPRESS_BLOCKS: