diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-03-01 19:48:30 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-03-01 19:48:30 -0500 |
| commit | dd37978c50bc8b354e5c4633f69387f16572fdac (patch) | |
| tree | d233c7027f26869485f96556cc9cddacbb3a8f2d /fs/file_table.c | |
| parent | 5e608671dfbfd6a9556c31df65a4f147439eed59 (diff) | |
| download | lwn-dd37978c50bc8b354e5c4633f69387f16572fdac.tar.gz lwn-dd37978c50bc8b354e5c4633f69387f16572fdac.zip | |
cache the value of file_inode() in struct file
Note that this thing does *not* contribute to inode refcount;
it's pinned down by dentry.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/file_table.c')
| -rw-r--r-- | fs/file_table.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/file_table.c b/fs/file_table.c index aa07d3684a2e..cd4d87a82951 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -176,6 +176,7 @@ struct file *alloc_file(struct path *path, fmode_t mode, return file; file->f_path = *path; + file->f_inode = path->dentry->d_inode; file->f_mapping = path->dentry->d_inode->i_mapping; file->f_mode = mode; file->f_op = fop; @@ -258,6 +259,7 @@ static void __fput(struct file *file) drop_file_write_access(file); file->f_path.dentry = NULL; file->f_path.mnt = NULL; + file->f_inode = NULL; file_free(file); dput(dentry); mntput(mnt); |