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| 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/open.c | |
| parent | 5e608671dfbfd6a9556c31df65a4f147439eed59 (diff) | |
| download | linux-3.10-dd37978c50bc8b354e5c4633f69387f16572fdac.tar.gz linux-3.10-dd37978c50bc8b354e5c4633f69387f16572fdac.tar.bz2 linux-3.10-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/open.c')
| -rw-r--r-- | fs/open.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/open.c b/fs/open.c index 62f907e3bc3..806d4589559 100644 --- a/fs/open.c +++ b/fs/open.c @@ -689,7 +689,7 @@ static int do_dentry_open(struct file *f, f->f_mode = FMODE_PATH; path_get(&f->f_path); - inode = file_inode(f); + inode = f->f_inode = f->f_path.dentry->d_inode; if (f->f_mode & FMODE_WRITE) { error = __get_file_write_access(inode, f->f_path.mnt); if (error) @@ -752,6 +752,7 @@ cleanup_file: path_put(&f->f_path); f->f_path.mnt = NULL; f->f_path.dentry = NULL; + f->f_inode = NULL; return error; } |