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authorGravatar Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 2018-12-05 13:16:24 -0500
committerGravatar Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 2018-12-05 13:23:38 -0500
commit14a4467a0a5eacb2ebbe3aab1b4e25af3519c76a (patch)
tree541647056606d3e0aa1e06e62d2b40417623f8cb /fs/notify/fsnotify.c
parentmedia: pixfmt-meta-d4xx.rst: Add a license to it (diff)
parentMerge tag 'media/v4.20-4' of git://git.kernel.org/pub/scm/linux/kernel/git/mc... (diff)
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Merge commit '0072a0c14d5b7cb72c611d396f143f5dcd73ebe2' into patchwork
Merge from Upstream after the latest media fixes branch, because we need one patch that it is there. * commit '0072a0c14d5b7cb72c611d396f143f5dcd73ebe2': (1108 commits) ide: Change to use DEFINE_SHOW_ATTRIBUTE macro ide: pmac: add of_node_put() drivers/tty: add missing of_node_put() drivers/sbus/char: add of_node_put() sbus: char: add of_node_put() Linux 4.20-rc5 PCI: Fix incorrect value returned from pcie_get_speed_cap() MAINTAINERS: Update linux-mips mailing list address ocfs2: fix potential use after free mm/khugepaged: fix the xas_create_range() error path mm/khugepaged: collapse_shmem() do not crash on Compound mm/khugepaged: collapse_shmem() without freezing new_page mm/khugepaged: minor reorderings in collapse_shmem() mm/khugepaged: collapse_shmem() remember to clear holes mm/khugepaged: fix crashes due to misaccounted holes mm/khugepaged: collapse_shmem() stop if punched or truncated mm/huge_memory: fix lockdep complaint on 32-bit i_size_read() mm/huge_memory: splitting set mapping+index before unfreeze mm/huge_memory: rename freeze_page() to unmap_page() initramfs: clean old path before creating a hardlink ...
Diffstat (limited to 'fs/notify/fsnotify.c')
-rw-r--r--fs/notify/fsnotify.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
index 2172ba516c61..d2c34900ae05 100644
--- a/fs/notify/fsnotify.c
+++ b/fs/notify/fsnotify.c
@@ -167,9 +167,9 @@ int __fsnotify_parent(const struct path *path, struct dentry *dentry, __u32 mask
parent = dget_parent(dentry);
p_inode = parent->d_inode;
- if (unlikely(!fsnotify_inode_watches_children(p_inode)))
+ if (unlikely(!fsnotify_inode_watches_children(p_inode))) {
__fsnotify_update_child_dentry_flags(p_inode);
- else if (p_inode->i_fsnotify_mask & mask) {
+ } else if (p_inode->i_fsnotify_mask & mask & ALL_FSNOTIFY_EVENTS) {
struct name_snapshot name;
/* we are notifying a parent so come up with the new mask which
@@ -339,6 +339,9 @@ int fsnotify(struct inode *to_tell, __u32 mask, const void *data, int data_is,
sb = mnt->mnt.mnt_sb;
mnt_or_sb_mask = mnt->mnt_fsnotify_mask | sb->s_fsnotify_mask;
}
+ /* An event "on child" is not intended for a mount/sb mark */
+ if (mask & FS_EVENT_ON_CHILD)
+ mnt_or_sb_mask = 0;
/*
* Optimization: srcu_read_lock() has a memory barrier which can