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fsnotify: Remove fsnotify_set_mark_{,ignored_}mask_locked()

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These helpers are now only a simple assignment and just obfuscate
what is going on. Remove them.

Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2016-12-21 16:03:59 +01:00
parent 05f0e38724
commit 66d2b81bcb
5 changed files with 9 additions and 33 deletions
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9
fs/notify/dnotify/dnotify.c
View File

@ -52,7 +52,7 @@ struct dnotify_mark {
*/
static void dnotify_recalc_inode_mask(struct fsnotify_mark *fsn_mark)
{
__u32 new_mask, old_mask;
__u32 new_mask = 0;
struct dnotify_struct *dn;
struct dnotify_mark *dn_mark = container_of(fsn_mark,
struct dnotify_mark,
@ -60,14 +60,11 @@ static void dnotify_recalc_inode_mask(struct fsnotify_mark *fsn_mark)
assert_spin_locked(&fsn_mark->lock);
old_mask = fsn_mark->mask;
new_mask = 0;
for (dn = dn_mark->dn; dn != NULL; dn = dn->dn_next)
new_mask |= (dn->dn_mask & ~FS_DN_MULTISHOT);
fsnotify_set_mark_mask_locked(fsn_mark, new_mask);
if (old_mask == new_mask)
if (fsn_mark->mask == new_mask)
return;
fsn_mark->mask = new_mask;
fsnotify_recalc_mask(fsn_mark->connector);
}

9
fs/notify/fanotify/fanotify_user.c
View File

@ -511,13 +511,12 @@ static __u32 fanotify_mark_remove_from_mask(struct fsnotify_mark *fsn_mark,
tmask &= ~FAN_ONDIR;
oldmask = fsn_mark->mask;
fsnotify_set_mark_mask_locked(fsn_mark, tmask);
fsn_mark->mask = tmask;
} else {
__u32 tmask = fsn_mark->ignored_mask & ~mask;
if (flags & FAN_MARK_ONDIR)
tmask &= ~FAN_ONDIR;
fsnotify_set_mark_ignored_mask_locked(fsn_mark, tmask);
fsn_mark->ignored_mask = tmask;
}
*destroy = !(fsn_mark->mask | fsn_mark->ignored_mask);
spin_unlock(&fsn_mark->lock);
@ -599,13 +598,13 @@ static __u32 fanotify_mark_add_to_mask(struct fsnotify_mark *fsn_mark,
tmask |= FAN_ONDIR;
oldmask = fsn_mark->mask;
fsnotify_set_mark_mask_locked(fsn_mark, tmask);
fsn_mark->mask = tmask;
} else {
__u32 tmask = fsn_mark->ignored_mask | mask;
if (flags & FAN_MARK_ONDIR)
tmask |= FAN_ONDIR;
fsnotify_set_mark_ignored_mask_locked(fsn_mark, tmask);
fsn_mark->ignored_mask = tmask;
if (flags & FAN_MARK_IGNORED_SURV_MODIFY)
fsn_mark->flags |= FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY;
}

6
fs/notify/inotify/inotify_user.c
View File

@ -513,14 +513,12 @@ static int inotify_update_existing_watch(struct fsnotify_group *group,
i_mark = container_of(fsn_mark, struct inotify_inode_mark, fsn_mark);
spin_lock(&fsn_mark->lock);
old_mask = fsn_mark->mask;
if (add)
fsnotify_set_mark_mask_locked(fsn_mark, (fsn_mark->mask | mask));
fsn_mark->mask |= mask;
else
fsnotify_set_mark_mask_locked(fsn_mark, mask);
fsn_mark->mask = mask;
new_mask = fsn_mark->mask;
spin_unlock(&fsn_mark->lock);
if (old_mask != new_mask) {

14
fs/notify/mark.c
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@ -393,20 +393,6 @@ void fsnotify_destroy_mark(struct fsnotify_mark *mark,
fsnotify_free_mark(mark);
}
void fsnotify_set_mark_mask_locked(struct fsnotify_mark *mark, __u32 mask)
{
assert_spin_locked(&mark->lock);
mark->mask = mask;
}
void fsnotify_set_mark_ignored_mask_locked(struct fsnotify_mark *mark, __u32 mask)
{
assert_spin_locked(&mark->lock);
mark->ignored_mask = mask;
}
/*
* Sorting function for lists of fsnotify marks.
*

4
include/linux/fsnotify_backend.h
View File

@ -347,10 +347,6 @@ extern void fsnotify_init_mark(struct fsnotify_mark *mark, void (*free_mark)(str
extern struct fsnotify_mark *fsnotify_find_inode_mark(struct fsnotify_group *group, struct inode *inode);
/* find (and take a reference) to a mark associated with group and vfsmount */
extern struct fsnotify_mark *fsnotify_find_vfsmount_mark(struct fsnotify_group *group, struct vfsmount *mnt);
/* set the ignored_mask of a mark */
extern void fsnotify_set_mark_ignored_mask_locked(struct fsnotify_mark *mark, __u32 mask);
/* set the mask of a mark (might pin the object into memory */
extern void fsnotify_set_mark_mask_locked(struct fsnotify_mark *mark, __u32 mask);
/* attach the mark to both the group and the inode */
extern int fsnotify_add_mark(struct fsnotify_mark *mark, struct fsnotify_group *group,
struct inode *inode, struct vfsmount *mnt, int allow_dups);