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authorEric Paris <eparis@redhat.com>2010-07-28 10:18:39 -0400
committerEric Paris <eparis@redhat.com>2010-07-28 10:18:54 -0400
commitce8f76fb7320297ccbe7c950fd9a2d727dd6a5a0 (patch)
treefb870e9564bfef438e46ba3c39be2999e246b179 /fs/notify/dnotify
parent613a807fe7c793ceb7d6f059773527a5a6c84a96 (diff)
downloadop-kernel-dev-ce8f76fb7320297ccbe7c950fd9a2d727dd6a5a0.zip
op-kernel-dev-ce8f76fb7320297ccbe7c950fd9a2d727dd6a5a0.tar.gz
fsnotify: pass both the vfsmount mark and inode mark
should_send_event() and handle_event() will both need to look up the inode event if they get a vfsmount event. Lets just pass both at the same time since we have them both after walking the lists in lockstep. Signed-off-by: Eric Paris <eparis@redhat.com>
Diffstat (limited to 'fs/notify/dnotify')
-rw-r--r--fs/notify/dnotify/dnotify.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
index e92b2c8..bda588b 100644
--- a/fs/notify/dnotify/dnotify.c
+++ b/fs/notify/dnotify/dnotify.c
@@ -83,7 +83,8 @@ static void dnotify_recalc_inode_mask(struct fsnotify_mark *fsn_mark)
* events.
*/
static int dnotify_handle_event(struct fsnotify_group *group,
- struct fsnotify_mark *mark,
+ struct fsnotify_mark *inode_mark,
+ struct fsnotify_mark *vfsmount_mark,
struct fsnotify_event *event)
{
struct dnotify_mark *dn_mark;
@@ -93,11 +94,13 @@ static int dnotify_handle_event(struct fsnotify_group *group,
struct fown_struct *fown;
__u32 test_mask = event->mask & ~FS_EVENT_ON_CHILD;
+ BUG_ON(vfsmount_mark);
+
to_tell = event->to_tell;
- dn_mark = container_of(mark, struct dnotify_mark, fsn_mark);
+ dn_mark = container_of(inode_mark, struct dnotify_mark, fsn_mark);
- spin_lock(&mark->lock);
+ spin_lock(&inode_mark->lock);
prev = &dn_mark->dn;
while ((dn = *prev) != NULL) {
if ((dn->dn_mask & test_mask) == 0) {
@@ -111,11 +114,11 @@ static int dnotify_handle_event(struct fsnotify_group *group,
else {
*prev = dn->dn_next;
kmem_cache_free(dnotify_struct_cache, dn);
- dnotify_recalc_inode_mask(mark);
+ dnotify_recalc_inode_mask(inode_mark);
}
}
- spin_unlock(&mark->lock);
+ spin_unlock(&inode_mark->lock);
return 0;
}
@@ -126,8 +129,9 @@ static int dnotify_handle_event(struct fsnotify_group *group,
*/
static bool dnotify_should_send_event(struct fsnotify_group *group,
struct inode *inode, struct vfsmount *mnt,
- struct fsnotify_mark *mark, __u32 mask,
- void *data, int data_type)
+ struct fsnotify_mark *inode_mark,
+ struct fsnotify_mark *vfsmount_mark,
+ __u32 mask, void *data, int data_type)
{
/* not a dir, dnotify doesn't care */
if (!S_ISDIR(inode->i_mode))
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