diff options
| author |   Nick Piggin <npiggin@kernel.dk> | 2010-08-18 04:37:35 +1000 |
|---|---|---|
| committer |   Al Viro <viro@zeniv.linux.org.uk> | 2010-08-18 08:35:47 -0400 |
| commit | ee2ffa0dfdd2db19705f2ba1c6a4c0bfe8122dd8 (patch) | |
| tree | e48400d1a33f8d2e68589ccfd61637aa64462f08 /security/selinux/hooks.c | |
| parent | fs: remove extra lookup in __lookup_hash (diff) | |
| download | linux-dev-ee2ffa0dfdd2db19705f2ba1c6a4c0bfe8122dd8.tar.xz linux-dev-ee2ffa0dfdd2db19705f2ba1c6a4c0bfe8122dd8.zip | |
fs: cleanup files_lock locking
fs: cleanup files_lock locking
Lock tty_files with a new spinlock, tty_files_lock; provide helpers to
manipulate the per-sb files list; unexport the files_lock spinlock.
Cc: linux-kernel@vger.kernel.org
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Acked-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'security/selinux/hooks.c')
| -rw-r--r-- | security/selinux/hooks.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 42043f96e54f..bd7da0f0ccf3 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -2170,7 +2170,7 @@ static inline void flush_unauthorized_files(const struct cred *cred, tty = get_current_tty(); if (tty) { - file_list_lock(); + spin_lock(&tty_files_lock); if (!list_empty(&tty->tty_files)) { struct inode *inode; @@ -2186,7 +2186,7 @@ static inline void flush_unauthorized_files(const struct cred *cred, drop_tty = 1; } } - file_list_unlock(); + spin_unlock(&tty_files_lock); tty_kref_put(tty); } /* Reset controlling tty. */ |