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author | 2007-09-20 16:05:11 +0900 | |
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committer | 2007-10-12 14:51:10 -0700 | |
commit | b1fc3d6144d56360d1373b01c7881826f558b6cd (patch) | |
tree | 3bac4c3df21dc74c6373c3e4a22c3ea6b01b1832 /fs/sysfs | |
parent | sysfs: make bin attr open get active reference of parent too (diff) | |
download | linux-b1fc3d6144d56360d1373b01c7881826f558b6cd.tar.gz linux-b1fc3d6144d56360d1373b01c7881826f558b6cd.tar.bz2 linux-b1fc3d6144d56360d1373b01c7881826f558b6cd.zip |
sysfs: make s_elem an anonymous union
Make s_elem an anonymous union. Prefixing with s_elem makes things
needlessly longer without any advantage.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/sysfs')
-rw-r--r-- | fs/sysfs/bin.c | 14 | ||||
-rw-r--r-- | fs/sysfs/dir.c | 4 | ||||
-rw-r--r-- | fs/sysfs/file.c | 14 | ||||
-rw-r--r-- | fs/sysfs/inode.c | 2 | ||||
-rw-r--r-- | fs/sysfs/symlink.c | 4 | ||||
-rw-r--r-- | fs/sysfs/sysfs.h | 10 |
6 files changed, 24 insertions, 24 deletions
diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c index 9c8f8824e660..247ea19721c3 100644 --- a/fs/sysfs/bin.c +++ b/fs/sysfs/bin.c @@ -30,8 +30,8 @@ static int fill_read(struct dentry *dentry, char *buffer, loff_t off, size_t count) { struct sysfs_dirent *attr_sd = dentry->d_fsdata; - struct bin_attribute *attr = attr_sd->s_elem.bin_attr.bin_attr; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct bin_attribute *attr = attr_sd->s_bin_attr.bin_attr; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; int rc; /* need attr_sd for attr, its parent for kobj */ @@ -87,8 +87,8 @@ static int flush_write(struct dentry *dentry, char *buffer, loff_t offset, size_t count) { struct sysfs_dirent *attr_sd = dentry->d_fsdata; - struct bin_attribute *attr = attr_sd->s_elem.bin_attr.bin_attr; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct bin_attribute *attr = attr_sd->s_bin_attr.bin_attr; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; int rc; /* need attr_sd for attr, its parent for kobj */ @@ -140,8 +140,8 @@ static int mmap(struct file *file, struct vm_area_struct *vma) { struct bin_buffer *bb = file->private_data; struct sysfs_dirent *attr_sd = file->f_path.dentry->d_fsdata; - struct bin_attribute *attr = attr_sd->s_elem.bin_attr.bin_attr; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct bin_attribute *attr = attr_sd->s_bin_attr.bin_attr; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; int rc; mutex_lock(&bb->mutex); @@ -167,7 +167,7 @@ static int mmap(struct file *file, struct vm_area_struct *vma) static int open(struct inode * inode, struct file * file) { struct sysfs_dirent *attr_sd = file->f_path.dentry->d_fsdata; - struct bin_attribute *attr = attr_sd->s_elem.bin_attr.bin_attr; + struct bin_attribute *attr = attr_sd->s_bin_attr.bin_attr; struct bin_buffer *bb = NULL; int error; diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index fc615eed67dc..6ee76a82eb38 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -273,7 +273,7 @@ void release_sysfs_dirent(struct sysfs_dirent * sd) parent_sd = sd->s_parent; if (sysfs_type(sd) == SYSFS_KOBJ_LINK) - sysfs_put(sd->s_elem.symlink.target_sd); + sysfs_put(sd->s_symlink.target_sd); if (sysfs_type(sd) & SYSFS_COPY_NAME) kfree(sd->s_name); kfree(sd->s_iattr); @@ -630,7 +630,7 @@ static int create_dir(struct kobject *kobj, struct sysfs_dirent *parent_sd, sd = sysfs_new_dirent(name, mode, SYSFS_DIR); if (!sd) return -ENOMEM; - sd->s_elem.dir.kobj = kobj; + sd->s_dir.kobj = kobj; /* link in */ sysfs_addrm_start(&acxt, parent_sd); diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 8f1ebd88b9ce..3c91a57a1ed2 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -73,7 +73,7 @@ struct sysfs_buffer { static int fill_read_buffer(struct dentry * dentry, struct sysfs_buffer * buffer) { struct sysfs_dirent *attr_sd = dentry->d_fsdata; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; struct sysfs_ops * ops = buffer->ops; int ret = 0; ssize_t count; @@ -88,7 +88,7 @@ static int fill_read_buffer(struct dentry * dentry, struct sysfs_buffer * buffer return -ENODEV; buffer->event = atomic_read(&attr_sd->s_event); - count = ops->show(kobj, attr_sd->s_elem.attr.attr, buffer->page); + count = ops->show(kobj, attr_sd->s_attr.attr, buffer->page); sysfs_put_active_two(attr_sd); @@ -188,7 +188,7 @@ static int flush_write_buffer(struct dentry * dentry, struct sysfs_buffer * buffer, size_t count) { struct sysfs_dirent *attr_sd = dentry->d_fsdata; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; struct sysfs_ops * ops = buffer->ops; int rc; @@ -196,7 +196,7 @@ flush_write_buffer(struct dentry * dentry, struct sysfs_buffer * buffer, size_t if (!sysfs_get_active_two(attr_sd)) return -ENODEV; - rc = ops->store(kobj, attr_sd->s_elem.attr.attr, buffer->page, count); + rc = ops->store(kobj, attr_sd->s_attr.attr, buffer->page, count); sysfs_put_active_two(attr_sd); @@ -240,7 +240,7 @@ sysfs_write_file(struct file *file, const char __user *buf, size_t count, loff_t static int sysfs_open_file(struct inode *inode, struct file *file) { struct sysfs_dirent *attr_sd = file->f_path.dentry->d_fsdata; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; struct sysfs_buffer * buffer; struct sysfs_ops * ops = NULL; int error; @@ -336,7 +336,7 @@ static unsigned int sysfs_poll(struct file *filp, poll_table *wait) { struct sysfs_buffer * buffer = filp->private_data; struct sysfs_dirent *attr_sd = filp->f_path.dentry->d_fsdata; - struct kobject *kobj = attr_sd->s_parent->s_elem.dir.kobj; + struct kobject *kobj = attr_sd->s_parent->s_dir.kobj; /* need parent for the kobj, grab both */ if (!sysfs_get_active_two(attr_sd)) @@ -396,7 +396,7 @@ int sysfs_add_file(struct sysfs_dirent *dir_sd, const struct attribute *attr, sd = sysfs_new_dirent(attr->name, mode, type); if (!sd) return -ENOMEM; - sd->s_elem.attr.attr = (void *)attr; + sd->s_attr.attr = (void *)attr; sysfs_addrm_start(&acxt, dir_sd); rc = sysfs_add_one(&acxt, sd); diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c index 0d706a86d2c7..b6ac4e6d6e79 100644 --- a/fs/sysfs/inode.c +++ b/fs/sysfs/inode.c @@ -172,7 +172,7 @@ static void sysfs_init_inode(struct sysfs_dirent *sd, struct inode *inode) inode->i_fop = &sysfs_file_operations; break; case SYSFS_KOBJ_BIN_ATTR: - bin_attr = sd->s_elem.bin_attr.bin_attr; + bin_attr = sd->s_bin_attr.bin_attr; inode->i_size = bin_attr->size; inode->i_fop = &bin_fops; break; diff --git a/fs/sysfs/symlink.c b/fs/sysfs/symlink.c index 8ad38bccc0e4..ffa82e9802ad 100644 --- a/fs/sysfs/symlink.c +++ b/fs/sysfs/symlink.c @@ -86,7 +86,7 @@ int sysfs_create_link(struct kobject * kobj, struct kobject * target, const char if (!sd) goto out_put; - sd->s_elem.symlink.target_sd = target_sd; + sd->s_symlink.target_sd = target_sd; target_sd = NULL; /* reference is now owned by the symlink */ sysfs_addrm_start(&acxt, parent_sd); @@ -142,7 +142,7 @@ static int sysfs_getlink(struct dentry *dentry, char * path) { struct sysfs_dirent *sd = dentry->d_fsdata; struct sysfs_dirent *parent_sd = sd->s_parent; - struct sysfs_dirent *target_sd = sd->s_elem.symlink.target_sd; + struct sysfs_dirent *target_sd = sd->s_symlink.target_sd; int error; mutex_lock(&sysfs_mutex); diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h index 6cf61c882baa..2a68bfa46e43 100644 --- a/fs/sysfs/sysfs.h +++ b/fs/sysfs/sysfs.h @@ -32,11 +32,11 @@ struct sysfs_dirent { const char *s_name; union { - struct sysfs_elem_dir dir; - struct sysfs_elem_symlink symlink; - struct sysfs_elem_attr attr; - struct sysfs_elem_bin_attr bin_attr; - } s_elem; + struct sysfs_elem_dir s_dir; + struct sysfs_elem_symlink s_symlink; + struct sysfs_elem_attr s_attr; + struct sysfs_elem_bin_attr s_bin_attr; + }; unsigned int s_flags; ino_t s_ino; |