UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

hfsplus: remove superflous rootflags field in hfsplus_inode_info 

The rootflags field in hfsplus_inode_info only caches the immutable and
append-only flags in the VFS inode, so we can easily get rid of it.

Signed-off-by: Christoph Hellwig <hch@tuxera.com>
This commit is contained in:
Christoph Hellwig 2010-10-14 09:54:33 -04:00 committed by Christoph Hellwig
parent f6089ff87d
commit 722c55d13e
4 changed files with 12 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fs/hfsplus/catalog.c
View File

@ -77,7 +77,6 @@ static void hfsplus_set_perms(struct inode *inode, struct hfsplus_perm *perms)
perms->rootflags |= HFSPLUS_FLG_APPEND; perms->rootflags |= HFSPLUS_FLG_APPEND;
else else
perms->rootflags &= ~HFSPLUS_FLG_APPEND; perms->rootflags &= ~HFSPLUS_FLG_APPEND;
HFSPLUS_I(inode)->rootflags = perms->rootflags;
HFSPLUS_I(inode)->userflags = perms->userflags; HFSPLUS_I(inode)->userflags = perms->userflags;
perms->mode = cpu_to_be16(inode->i_mode); perms->mode = cpu_to_be16(inode->i_mode);
perms->owner = cpu_to_be32(inode->i_uid); perms->owner = cpu_to_be32(inode->i_uid);

2
fs/hfsplus/hfsplus_fs.h
View File

@ -188,7 +188,7 @@ struct hfsplus_inode_info {
* Protected by i_mutex. * Protected by i_mutex.
*/ */
sector_t fs_blocks; sector_t fs_blocks;
u8 rootflags, userflags; /* BSD system and user file flags */ u8 userflags; /* BSD user file flags */
struct list_head open_dir_list; struct list_head open_dir_list;
loff_t phys_size; loff_t phys_size;

1
fs/hfsplus/inode.c
View File

@ -241,7 +241,6 @@ static void hfsplus_get_perms(struct inode *inode, struct hfsplus_perm *perms, i
mode = S_IFREG | ((S_IRUGO|S_IWUGO) & ~(sbi->umask)); mode = S_IFREG | ((S_IRUGO|S_IWUGO) & ~(sbi->umask));
inode->i_mode = mode; inode->i_mode = mode;
HFSPLUS_I(inode)->rootflags = perms->rootflags;
HFSPLUS_I(inode)->userflags = perms->userflags; HFSPLUS_I(inode)->userflags = perms->userflags;
if (perms->rootflags & HFSPLUS_FLG_IMMUTABLE) if (perms->rootflags & HFSPLUS_FLG_IMMUTABLE)
inode->i_flags |= S_IMMUTABLE; inode->i_flags |= S_IMMUTABLE;

25
fs/hfsplus/ioctl.c
View File

@ -26,9 +26,9 @@ static int hfsplus_ioctl_getflags(struct file *file, int __user *user_flags)
struct hfsplus_inode_info *hip = HFSPLUS_I(inode); struct hfsplus_inode_info *hip = HFSPLUS_I(inode);
unsigned int flags = 0; unsigned int flags = 0;
if (hip->rootflags & HFSPLUS_FLG_IMMUTABLE) if (inode->i_flags & S_IMMUTABLE)
flags |= FS_IMMUTABLE_FL; flags |= FS_IMMUTABLE_FL;
if (hip->rootflags & HFSPLUS_FLG_APPEND) if (inode->i_flags |= S_APPEND)
flags |= FS_APPEND_FL; flags |= FS_APPEND_FL;
if (hip->userflags & HFSPLUS_FLG_NODUMP) if (hip->userflags & HFSPLUS_FLG_NODUMP)
flags |= FS_NODUMP_FL; flags |= FS_NODUMP_FL;
@ -59,8 +59,8 @@ static int hfsplus_ioctl_setflags(struct file *file, int __user *user_flags)
mutex_lock(&inode->i_mutex); mutex_lock(&inode->i_mutex);
if (flags & (FS_IMMUTABLE_FL|FS_APPEND_FL) || if ((flags & (FS_IMMUTABLE_FL|FS_APPEND_FL)) ||
hip->rootflags & (HFSPLUS_FLG_IMMUTABLE|HFSPLUS_FLG_APPEND)) { inode->i_flags & (S_IMMUTABLE|S_APPEND)) {
if (!capable(CAP_LINUX_IMMUTABLE)) { if (!capable(CAP_LINUX_IMMUTABLE)) {
err = -EPERM; err = -EPERM;
goto out_unlock_inode; goto out_unlock_inode;
@ -72,20 +72,17 @@ static int hfsplus_ioctl_setflags(struct file *file, int __user *user_flags)
err = -EOPNOTSUPP; err = -EOPNOTSUPP;
goto out_unlock_inode; goto out_unlock_inode;
} }
if (flags & FS_IMMUTABLE_FL) {
if (flags & FS_IMMUTABLE_FL)
inode->i_flags |= S_IMMUTABLE; inode->i_flags |= S_IMMUTABLE;
hip->rootflags |= HFSPLUS_FLG_IMMUTABLE; else
} else {
inode->i_flags &= ~S_IMMUTABLE; inode->i_flags &= ~S_IMMUTABLE;
hip->rootflags &= ~HFSPLUS_FLG_IMMUTABLE;
} if (flags & FS_APPEND_FL)
if (flags & FS_APPEND_FL) {
inode->i_flags |= S_APPEND; inode->i_flags |= S_APPEND;
hip->rootflags |= HFSPLUS_FLG_APPEND; else
} else {
inode->i_flags &= ~S_APPEND; inode->i_flags &= ~S_APPEND;
hip->rootflags &= ~HFSPLUS_FLG_APPEND;
}
if (flags & FS_NODUMP_FL) if (flags & FS_NODUMP_FL)
hip->userflags |= HFSPLUS_FLG_NODUMP; hip->userflags |= HFSPLUS_FLG_NODUMP;
else else