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| author | Al Viro <viro@zeniv.linux.org.uk> | 2018-07-09 02:35:08 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-07-12 10:04:16 -0400 |
| commit | f5d11409e61dadf1f9af91b22bbedc28a60a2e2c (patch) | |
| tree | 5d965549f3a50f712e6b6fc3e2e908dda385493d /fs/open.c | |
| parent | 9481769208b5e39b871ae4e89f5328c776ec38dc (diff) | |
| download | lwn-f5d11409e61dadf1f9af91b22bbedc28a60a2e2c.tar.gz lwn-f5d11409e61dadf1f9af91b22bbedc28a60a2e2c.zip | |
introduce FMODE_OPENED
basically, "is that instance set up enough for regular fput(), or
do we want put_filp() for that one".
NOTE: the only alloc_file() caller that could be followed by put_filp()
is in arch/ia64/kernel/perfmon.c, which is (Kconfig-level) broken.
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
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 4c65edefa487..f3c6cb6a57b9 100644 --- a/fs/open.c +++ b/fs/open.c @@ -749,7 +749,7 @@ static int do_dentry_open(struct file *f, f->f_wb_err = filemap_sample_wb_err(f->f_mapping); if (unlikely(f->f_flags & O_PATH)) { - f->f_mode = FMODE_PATH; + f->f_mode = FMODE_PATH | FMODE_OPENED; f->f_op = &empty_fops; return 0; } @@ -793,6 +793,7 @@ static int do_dentry_open(struct file *f, if (error) goto cleanup_all; } + f->f_mode |= FMODE_OPENED; if ((f->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) i_readcount_inc(inode); if ((f->f_mode & FMODE_READ) && |