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author | Amir Goldstein <amir73il@gmail.com> | 2018-04-20 16:10:53 -0700 |
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committer | Jan Kara <jack@suse.cz> | 2018-05-18 14:58:22 +0200 |
commit | 3dca1a7494e32a3186bd907963e387bf875ee54e (patch) | |
tree | be720b8600c0f746f4ff833aaa28e7d3dc8aece3 /fs/notify/fsnotify.c | |
parent | 47d9c7cc457adc5d6d8ca966482a51459f81e852 (diff) | |
download | linux-3dca1a7494e32a3186bd907963e387bf875ee54e.tar.bz2 |
fsnotify: generalize send_to_group()
Use fsnotify_foreach_obj_type macros to generalize the code that filters
events by marks mask and ignored_mask.
This is going to be used for adding mark of super block object type.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/notify/fsnotify.c')
-rw-r--r-- | fs/notify/fsnotify.c | 48 |
1 files changed, 23 insertions, 25 deletions
diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c index bc9a51480156..f174397b63a0 100644 --- a/fs/notify/fsnotify.c +++ b/fs/notify/fsnotify.c @@ -189,46 +189,44 @@ static int send_to_group(struct inode *to_tell, const unsigned char *file_name, struct fsnotify_iter_info *iter_info) { - struct fsnotify_mark *inode_mark = fsnotify_iter_inode_mark(iter_info); - struct fsnotify_mark *vfsmount_mark = fsnotify_iter_vfsmount_mark(iter_info); struct fsnotify_group *group = NULL; __u32 test_mask = (mask & ~FS_EVENT_ON_CHILD); __u32 marks_mask = 0; __u32 marks_ignored_mask = 0; + struct fsnotify_mark *mark; + int type; if (WARN_ON(!iter_info->report_mask)) return 0; /* clear ignored on inode modification */ if (mask & FS_MODIFY) { - if (inode_mark && - !(inode_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)) - inode_mark->ignored_mask = 0; - if (vfsmount_mark && - !(vfsmount_mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)) - vfsmount_mark->ignored_mask = 0; - } - - /* does the inode mark tell us to do something? */ - if (inode_mark) { - group = inode_mark->group; - marks_mask |= inode_mark->mask; - marks_ignored_mask |= inode_mark->ignored_mask; + fsnotify_foreach_obj_type(type) { + if (!fsnotify_iter_should_report_type(iter_info, type)) + continue; + mark = iter_info->marks[type]; + if (mark && + !(mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)) + mark->ignored_mask = 0; + } } - /* does the vfsmount_mark tell us to do something? */ - if (vfsmount_mark) { - group = vfsmount_mark->group; - marks_mask |= vfsmount_mark->mask; - marks_ignored_mask |= vfsmount_mark->ignored_mask; + fsnotify_foreach_obj_type(type) { + if (!fsnotify_iter_should_report_type(iter_info, type)) + continue; + mark = iter_info->marks[type]; + /* does the object mark tell us to do something? */ + if (mark) { + group = mark->group; + marks_mask |= mark->mask; + marks_ignored_mask |= mark->ignored_mask; + } } - pr_debug("%s: group=%p to_tell=%p mask=%x inode_mark=%p" - " vfsmount_mark=%p marks_mask=%x marks_ignored_mask=%x" + pr_debug("%s: group=%p to_tell=%p mask=%x marks_mask=%x marks_ignored_mask=%x" " data=%p data_is=%d cookie=%d\n", - __func__, group, to_tell, mask, inode_mark, vfsmount_mark, - marks_mask, marks_ignored_mask, data, - data_is, cookie); + __func__, group, to_tell, mask, marks_mask, marks_ignored_mask, + data, data_is, cookie); if (!(test_mask & marks_mask & ~marks_ignored_mask)) return 0; |