diff options
Diffstat (limited to 'packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch')
| -rw-r--r-- | packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch | 75 |
1 files changed, 37 insertions, 38 deletions
diff --git a/packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch b/packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch index bf28f313..cb9bb735 100644 --- a/packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch +++ b/packages/linux-kernel/patches/kernel/0002-VyOS-add-inotify-support-for-stackable-filesystems-o.patch @@ -22,20 +22,20 @@ Bug #425 http://bugzilla.vyos.net/show_bug.cgi?id=425 --- fs/notify/inotify/Kconfig | 9 +++ - fs/notify/inotify/inotify_user.c | 112 ++++++++++++++++++++++++++++++- - fs/overlayfs/super.c | 24 ++++++- + fs/notify/inotify/inotify_user.c | 113 ++++++++++++++++++++++++++++++- + fs/overlayfs/super.c | 27 ++++++-- include/linux/inotify.h | 28 ++++++++ - 4 files changed, 170 insertions(+), 3 deletions(-) + 4 files changed, 172 insertions(+), 5 deletions(-) diff --git a/fs/notify/inotify/Kconfig b/fs/notify/inotify/Kconfig -index b981fc0c8379..b0b208bd584b 100644 +index 1cc8be25df7e..2994e5f7fadb 100644 --- a/fs/notify/inotify/Kconfig +++ b/fs/notify/inotify/Kconfig @@ -15,3 +15,12 @@ config INOTIFY_USER - For more information, see <file:Documentation/filesystems/inotify.txt> + For more information, see <file:Documentation/filesystems/inotify.rst> If unsure, say Y. -+ ++ +config INOTIFY_STACKFS + bool "Inotify support for stackable filesystem" + select INOTIFY_USER @@ -45,10 +45,10 @@ index b981fc0c8379..b0b208bd584b 100644 + + If unsure, say N. diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c -index 97a51690338e..0595de27e1b5 100644 +index f88bbcc9efeb..cf57910c715f 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c -@@ -24,6 +24,7 @@ +@@ -15,6 +15,7 @@ #include <linux/file.h> #include <linux/fs.h> /* struct inode */ @@ -56,7 +56,7 @@ index 97a51690338e..0595de27e1b5 100644 #include <linux/fsnotify_backend.h> #include <linux/idr.h> #include <linux/init.h> /* fs_initcall */ -@@ -85,6 +86,94 @@ struct ctl_table inotify_table[] = { +@@ -75,6 +76,94 @@ struct ctl_table inotify_table[] = { }; #endif /* CONFIG_SYSCTL */ @@ -151,26 +151,27 @@ index 97a51690338e..0595de27e1b5 100644 static inline __u32 inotify_arg_to_mask(u32 arg) { __u32 mask; -@@ -342,7 +431,7 @@ static const struct file_operations inotify_fops = { +@@ -332,7 +421,7 @@ static const struct file_operations inotify_fops = { /* * find_inode - resolve a user-given path to a specific inode */ --static int inotify_find_inode(const char __user *dirname, struct path *path, unsigned flags) -+static inline int __inotify_find_inode(const char __user *dirname, struct path *path, unsigned flags) +-static int inotify_find_inode(const char __user *dirname, struct path *path, ++static inline int __inotify_find_inode(const char __user *dirname, struct path *path, + unsigned int flags, __u64 mask) { int error; - -@@ -356,6 +445,27 @@ static int inotify_find_inode(const char __user *dirname, struct path *path, uns +@@ -354,6 +443,28 @@ static int inotify_find_inode(const char __user *dirname, struct path *path, return error; } -+static int inotify_find_inode(const char __user *dirname, struct path *path, unsigned flags) ++static int inotify_find_inode(const char __user *dirname, struct path *path, ++ unsigned int flags, __u64 mask) +{ + int ret; + struct path tpath; + struct inotify_stackfs *fse; + -+ ret = __inotify_find_inode(dirname, &tpath, flags); ++ ret = __inotify_find_inode(dirname, &tpath, flags, mask); + if (ret) + return ret; + fse = inotify_get_stackfs(&tpath); @@ -189,10 +190,10 @@ index 97a51690338e..0595de27e1b5 100644 struct inotify_inode_mark *i_mark) { diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c -index 127df4a85c8a..d6d41a328f9d 100644 +index 4b38141c2985..2cee303b3d1d 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c -@@ -18,6 +18,7 @@ +@@ -15,6 +15,7 @@ #include <linux/seq_file.h> #include <linux/posix_acl_xattr.h> #include <linux/exportfs.h> @@ -200,7 +201,7 @@ index 127df4a85c8a..d6d41a328f9d 100644 #include "overlayfs.h" MODULE_AUTHOR("Miklos Szeredi <miklos@szeredi.hu>"); -@@ -1703,6 +1704,18 @@ static void ovl_inode_init_once(void *foo) +@@ -1959,6 +1960,18 @@ static void ovl_inode_init_once(void *foo) inode_init_once(&oi->vfs_inode); } @@ -219,20 +220,26 @@ index 127df4a85c8a..d6d41a328f9d 100644 static int __init ovl_init(void) { int err; -@@ -1717,13 +1730,21 @@ static int __init ovl_init(void) - - err = register_filesystem(&ovl_fs_type); - if (err) -- kmem_cache_destroy(ovl_inode_cachep); -+ goto err; -+ err = inotify_register_stackfs(&ovl_inotify); -+ if (err) -+ goto err; -+ return err; +@@ -1974,18 +1987,24 @@ static int __init ovl_init(void) + err = ovl_aio_request_cache_init(); + if (!err) { + err = register_filesystem(&ovl_fs_type); +- if (!err) +- return 0; ++ if (err) ++ goto err; ++ err = inotify_register_stackfs(&ovl_inotify); ++ if (err) ++ goto err; ++ return 0; +- ovl_aio_request_cache_destroy(); + } +err: -+ kmem_cache_destroy(ovl_inode_cachep); + kmem_cache_destroy(ovl_inode_cachep); +- + unregister_filesystem(&ovl_fs_type); ++ ovl_aio_request_cache_destroy(); return err; } @@ -242,14 +249,6 @@ index 127df4a85c8a..d6d41a328f9d 100644 unregister_filesystem(&ovl_fs_type); /* -@@ -1732,7 +1753,6 @@ static void __exit ovl_exit(void) - */ - rcu_barrier(); - kmem_cache_destroy(ovl_inode_cachep); -- - } - - module_init(ovl_init); diff --git a/include/linux/inotify.h b/include/linux/inotify.h index 6a24905f6e1e..248b1441ba83 100644 --- a/include/linux/inotify.h |