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inotify: Remove inode pointers from debug messages 

Printing inode pointers in warnings has dubious value and with future
changes we won't be able to easily get them without either locking or
chances we oops along the way. So just remove inode pointers from the
warning messages.

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 2016-12-09 09:38:55 +01:00
parent 5198adf649
commit 25c829afbd
2 changed files with 12 additions and 17 deletions
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4
fs/notify/inotify/inotify_fsnotify.c
View File

@ -156,8 +156,8 @@ static int idr_callback(int id, void *p, void *data)
* BUG() that was here.
*/
if (fsn_mark)
printk(KERN_WARNING "fsn_mark->group=%p inode=%p wd=%d\n",
fsn_mark->group, fsn_mark->inode, i_mark->wd);
printk(KERN_WARNING "fsn_mark->group=%p wd=%d\n",
fsn_mark->group, i_mark->wd);
return 0;
}

25
fs/notify/inotify/inotify_user.c
View File

@ -429,18 +429,16 @@ static void inotify_remove_from_idr(struct fsnotify_group *group,
* if it wasn't....
*/
if (wd == -1) {
WARN_ONCE(1, "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p"
" i_mark->inode=%p\n", __func__, i_mark, i_mark->wd,
i_mark->fsn_mark.group, i_mark->fsn_mark.inode);
WARN_ONCE(1, "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p\n",
__func__, i_mark, i_mark->wd, i_mark->fsn_mark.group);
goto out;
}
/* Lets look in the idr to see if we find it */
found_i_mark = inotify_idr_find_locked(group, wd);
if (unlikely(!found_i_mark)) {
WARN_ONCE(1, "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p"
" i_mark->inode=%p\n", __func__, i_mark, i_mark->wd,
i_mark->fsn_mark.group, i_mark->fsn_mark.inode);
WARN_ONCE(1, "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p\n",
__func__, i_mark, i_mark->wd, i_mark->fsn_mark.group);
goto out;
}
@ -451,12 +449,10 @@ static void inotify_remove_from_idr(struct fsnotify_group *group,
*/
if (unlikely(found_i_mark != i_mark)) {
WARN_ONCE(1, "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p "
"mark->inode=%p found_i_mark=%p found_i_mark->wd=%d "
"found_i_mark->group=%p found_i_mark->inode=%p\n",
__func__, i_mark, i_mark->wd, i_mark->fsn_mark.group,
i_mark->fsn_mark.inode, found_i_mark, found_i_mark->wd,
found_i_mark->fsn_mark.group,
found_i_mark->fsn_mark.inode);
"found_i_mark=%p found_i_mark->wd=%d "
"found_i_mark->group=%p\n", __func__, i_mark,
i_mark->wd, i_mark->fsn_mark.group, found_i_mark,
found_i_mark->wd, found_i_mark->fsn_mark.group);
goto out;
}
@ -466,9 +462,8 @@ static void inotify_remove_from_idr(struct fsnotify_group *group,
* one ref grabbed by inotify_idr_find
*/
if (unlikely(atomic_read(&i_mark->fsn_mark.refcnt) < 3)) {
printk(KERN_ERR "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p"
" i_mark->inode=%p\n", __func__, i_mark, i_mark->wd,
i_mark->fsn_mark.group, i_mark->fsn_mark.inode);
printk(KERN_ERR "%s: i_mark=%p i_mark->wd=%d i_mark->group=%p\n",
__func__, i_mark, i_mark->wd, i_mark->fsn_mark.group);
/* we can't really recover with bad ref cnting.. */
BUG();
}