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Merge tag 'fsnotify_for_v5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

Pull fsnotify updates from Jan Kara:
 "A few fsnotify fixes from Amir fixing fallout from big fsnotify
  overhaul a few months back and an improvement of defaults limiting
  maximum number of inotify watches from Waiman"

* tag 'fsnotify_for_v5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  fsnotify: fix events reported to watching parent and child
  inotify: convert to handle_inode_event() interface
  fsnotify: generalize handle_inode_event()
  inotify: Increase default inotify.max_user_watches limit to 1048576
This commit is contained in:
Linus Torvalds 2020-12-17 10:56:27 -08:00
commit 14bd41e418
11 changed files with 120 additions and 104 deletions
Download patch file Download diff file Expand all files Collapse all files

9
include/linux/fsnotify_backend.h
View file

@ -137,6 +137,7 @@ struct mem_cgroup;
* if @file_name is not NULL, this is the directory that
* @file_name is relative to.
* @file_name: optional file name associated with event
* @cookie: inotify rename cookie
*
* free_group_priv - called when a group refcnt hits 0 to clean up the private union
* freeing_mark - called when a mark is being destroyed for some reason. The group
@ -151,7 +152,7 @@ struct fsnotify_ops {
struct fsnotify_iter_info *iter_info);
int (*handle_inode_event)(struct fsnotify_mark *mark, u32 mask,
struct inode *inode, struct inode *dir,
const struct qstr *file_name);
const struct qstr *file_name, u32 cookie);
void (*free_group_priv)(struct fsnotify_group *group);
void (*freeing_mark)(struct fsnotify_mark *mark, struct fsnotify_group *group);
void (*free_event)(struct fsnotify_event *event);
@ -277,7 +278,7 @@ static inline const struct path *fsnotify_data_path(const void *data,
enum fsnotify_obj_type {
FSNOTIFY_OBJ_TYPE_INODE,
FSNOTIFY_OBJ_TYPE_CHILD,
FSNOTIFY_OBJ_TYPE_PARENT,
FSNOTIFY_OBJ_TYPE_VFSMOUNT,
FSNOTIFY_OBJ_TYPE_SB,
FSNOTIFY_OBJ_TYPE_COUNT,
@ -285,7 +286,7 @@ enum fsnotify_obj_type {
};
#define FSNOTIFY_OBJ_TYPE_INODE_FL (1U << FSNOTIFY_OBJ_TYPE_INODE)
#define FSNOTIFY_OBJ_TYPE_CHILD_FL (1U << FSNOTIFY_OBJ_TYPE_CHILD)
#define FSNOTIFY_OBJ_TYPE_PARENT_FL (1U << FSNOTIFY_OBJ_TYPE_PARENT)
#define FSNOTIFY_OBJ_TYPE_VFSMOUNT_FL (1U << FSNOTIFY_OBJ_TYPE_VFSMOUNT)
#define FSNOTIFY_OBJ_TYPE_SB_FL (1U << FSNOTIFY_OBJ_TYPE_SB)
#define FSNOTIFY_OBJ_ALL_TYPES_MASK ((1U << FSNOTIFY_OBJ_TYPE_COUNT) - 1)
@ -330,7 +331,7 @@ static inline struct fsnotify_mark *fsnotify_iter_##name##_mark( \
}
FSNOTIFY_ITER_FUNCS(inode, INODE)
FSNOTIFY_ITER_FUNCS(child, CHILD)
FSNOTIFY_ITER_FUNCS(parent, PARENT)
FSNOTIFY_ITER_FUNCS(vfsmount, VFSMOUNT)
FSNOTIFY_ITER_FUNCS(sb, SB)