diff options
Diffstat (limited to 'mm/shmem.c')
| -rw-r--r-- | mm/shmem.c | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index cf2d0ca010bc..de981370fbc5 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -31,7 +31,7 @@ #include <linux/mm.h> #include <linux/export.h> #include <linux/swap.h> -#include <linux/aio.h> +#include <linux/uio.h> static struct vfsmount *shm_mnt; @@ -544,7 +544,7 @@ EXPORT_SYMBOL_GPL(shmem_truncate_range); static int shmem_setattr(struct dentry *dentry, struct iattr *attr) { - struct inode *inode = dentry->d_inode; + struct inode *inode = d_inode(dentry); struct shmem_inode_info *info = SHMEM_I(inode); int error; @@ -2274,7 +2274,7 @@ static int shmem_create(struct inode *dir, struct dentry *dentry, umode_t mode, */ static int shmem_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry) { - struct inode *inode = old_dentry->d_inode; + struct inode *inode = d_inode(old_dentry); int ret; /* @@ -2298,7 +2298,7 @@ out: static int shmem_unlink(struct inode *dir, struct dentry *dentry) { - struct inode *inode = dentry->d_inode; + struct inode *inode = d_inode(dentry); if (inode->i_nlink > 1 && !S_ISDIR(inode->i_mode)) shmem_free_inode(inode->i_sb); @@ -2315,7 +2315,7 @@ static int shmem_rmdir(struct inode *dir, struct dentry *dentry) if (!simple_empty(dentry)) return -ENOTEMPTY; - drop_nlink(dentry->d_inode); + drop_nlink(d_inode(dentry)); drop_nlink(dir); return shmem_unlink(dir, dentry); } @@ -2336,8 +2336,8 @@ static int shmem_exchange(struct inode *old_dir, struct dentry *old_dentry, stru } old_dir->i_ctime = old_dir->i_mtime = new_dir->i_ctime = new_dir->i_mtime = - old_dentry->d_inode->i_ctime = - new_dentry->d_inode->i_ctime = CURRENT_TIME; + d_inode(old_dentry)->i_ctime = + d_inode(new_dentry)->i_ctime = CURRENT_TIME; return 0; } @@ -2376,7 +2376,7 @@ static int shmem_whiteout(struct inode *old_dir, struct dentry *old_dentry) */ static int shmem_rename2(struct inode *old_dir, struct dentry *old_dentry, struct inode *new_dir, struct dentry *new_dentry, unsigned int flags) { - struct inode *inode = old_dentry->d_inode; + struct inode *inode = d_inode(old_dentry); int they_are_dirs = S_ISDIR(inode->i_mode); if (flags & ~(RENAME_NOREPLACE | RENAME_EXCHANGE | RENAME_WHITEOUT)) @@ -2396,10 +2396,10 @@ static int shmem_rename2(struct inode *old_dir, struct dentry *old_dentry, struc return error; } - if (new_dentry->d_inode) { + if (d_really_is_positive(new_dentry)) { (void) shmem_unlink(new_dir, new_dentry); if (they_are_dirs) { - drop_nlink(new_dentry->d_inode); + drop_nlink(d_inode(new_dentry)); drop_nlink(old_dir); } } else if (they_are_dirs) { @@ -2476,14 +2476,14 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s static void *shmem_follow_short_symlink(struct dentry *dentry, struct nameidata *nd) { - nd_set_link(nd, SHMEM_I(dentry->d_inode)->symlink); + nd_set_link(nd, SHMEM_I(d_inode(dentry))->symlink); return NULL; } static void *shmem_follow_link(struct dentry *dentry, struct nameidata *nd) { struct page *page = NULL; - int error = shmem_getpage(dentry->d_inode, 0, &page, SGP_READ, NULL); + int error = shmem_getpage(d_inode(dentry), 0, &page, SGP_READ, NULL); nd_set_link(nd, error ? ERR_PTR(error) : kmap(page)); if (page) unlock_page(page); @@ -2574,7 +2574,7 @@ static int shmem_xattr_validate(const char *name) static ssize_t shmem_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size) { - struct shmem_inode_info *info = SHMEM_I(dentry->d_inode); + struct shmem_inode_info *info = SHMEM_I(d_inode(dentry)); int err; /* @@ -2595,7 +2595,7 @@ static ssize_t shmem_getxattr(struct dentry *dentry, const char *name, static int shmem_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { - struct shmem_inode_info *info = SHMEM_I(dentry->d_inode); + struct shmem_inode_info *info = SHMEM_I(d_inode(dentry)); int err; /* @@ -2615,7 +2615,7 @@ static int shmem_setxattr(struct dentry *dentry, const char *name, static int shmem_removexattr(struct dentry *dentry, const char *name) { - struct shmem_inode_info *info = SHMEM_I(dentry->d_inode); + struct shmem_inode_info *info = SHMEM_I(d_inode(dentry)); int err; /* @@ -2635,7 +2635,7 @@ static int shmem_removexattr(struct dentry *dentry, const char *name) static ssize_t shmem_listxattr(struct dentry *dentry, char *buffer, size_t size) { - struct shmem_inode_info *info = SHMEM_I(dentry->d_inode); + struct shmem_inode_info *info = SHMEM_I(d_inode(dentry)); return simple_xattr_list(&info->xattrs, buffer, size); } #endif /* CONFIG_TMPFS_XATTR */ @@ -3118,8 +3118,6 @@ static const struct file_operations shmem_file_operations = { .mmap = shmem_mmap, #ifdef CONFIG_TMPFS .llseek = shmem_file_llseek, - .read = new_sync_read, - .write = new_sync_write, .read_iter = shmem_file_read_iter, .write_iter = generic_file_write_iter, .fsync = noop_fsync, |