[PATCH v2 4/6] locks: pass inode pointer to locks_free_lock_context

From: Jeff Layton
Date: Fri Jan 08 2016 - 08:50:54 EST


...so we can print information about it if there are leaked locks.

Signed-off-by: Jeff Layton <jeff.layton@xxxxxxxxxxxxxxx>
---
fs/inode.c | 2 +-
fs/locks.c | 4 +++-
include/linux/fs.h | 4 ++--
3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/fs/inode.c b/fs/inode.c
index 1be5f9003eb3..ab6c84159f9d 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -225,7 +225,7 @@ void __destroy_inode(struct inode *inode)
inode_detach_wb(inode);
security_inode_free(inode);
fsnotify_inode_delete(inode);
- locks_free_lock_context(inode->i_flctx);
+ locks_free_lock_context(inode);
if (!inode->i_nlink) {
WARN_ON(atomic_long_read(&inode->i_sb->s_remove_count) == 0);
atomic_long_dec(&inode->i_sb->s_remove_count);
diff --git a/fs/locks.c b/fs/locks.c
index 0af2387bd91e..ed9ab930d093 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -234,8 +234,10 @@ out:
}

void
-locks_free_lock_context(struct file_lock_context *ctx)
+locks_free_lock_context(struct inode *inode)
{
+ struct file_lock_context *ctx = inode->i_flctx;
+
if (ctx) {
WARN_ON_ONCE(!list_empty(&ctx->flc_flock));
WARN_ON_ONCE(!list_empty(&ctx->flc_posix));
diff --git a/include/linux/fs.h b/include/linux/fs.h
index cbf08d5c246e..6c4983aceb02 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1042,7 +1042,7 @@ extern int fcntl_setlease(unsigned int fd, struct file *filp, long arg);
extern int fcntl_getlease(struct file *filp);

/* fs/locks.c */
-void locks_free_lock_context(struct file_lock_context *ctx);
+void locks_free_lock_context(struct inode *inode);
void locks_free_lock(struct file_lock *fl);
extern void locks_init_lock(struct file_lock *);
extern struct file_lock * locks_alloc_lock(void);
@@ -1103,7 +1103,7 @@ static inline int fcntl_getlease(struct file *filp)
}

static inline void
-locks_free_lock_context(struct file_lock_context *ctx)
+locks_free_lock_context(struct inode *inode)
{
}

--
2.5.0