[PATCH 01/20] filelock: split common fields into struct file_lock_core
Jeff Layton
jlayton at kernel.org
Tue Jan 16 11:45:57 PST 2024
In a future patch, we're going to split file leases into their own
structure. Since a lot of the underlying machinery uses the same fields
move those into a new file_lock_core, and embed that inside struct
file_lock.
Signed-off-by: Jeff Layton <jlayton at kernel.org>
---
include/linux/filelock.h | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/linux/filelock.h b/include/linux/filelock.h
index 95e868e09e29..7825511c1c11 100644
--- a/include/linux/filelock.h
+++ b/include/linux/filelock.h
@@ -85,8 +85,9 @@ bool opens_in_grace(struct net *);
*
* Obviously, the last two criteria only matter for POSIX locks.
*/
-struct file_lock {
- struct file_lock *fl_blocker; /* The lock, that is blocking us */
+
+struct file_lock_core {
+ struct file_lock *fl_blocker; /* The lock that is blocking us */
struct list_head fl_list; /* link into file_lock_context */
struct hlist_node fl_link; /* node in global lists */
struct list_head fl_blocked_requests; /* list of requests with
@@ -102,6 +103,10 @@ struct file_lock {
int fl_link_cpu; /* what cpu's list is this on? */
wait_queue_head_t fl_wait;
struct file *fl_file;
+};
+
+struct file_lock {
+ struct file_lock_core fl_core;
loff_t fl_start;
loff_t fl_end;
--
2.43.0
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