diff options
Diffstat (limited to 'fs/relayfs')
-rw-r--r-- | fs/relayfs/buffers.c | 1 | ||||
-rw-r--r-- | fs/relayfs/inode.c | 31 | ||||
-rw-r--r-- | fs/relayfs/relay.c | 11 | ||||
-rw-r--r-- | fs/relayfs/relay.h | 2 |
4 files changed, 19 insertions, 26 deletions
diff --git a/fs/relayfs/buffers.c b/fs/relayfs/buffers.c index 84e21ffa5ca8..667b529944c5 100644 --- a/fs/relayfs/buffers.c +++ b/fs/relayfs/buffers.c | |||
@@ -186,4 +186,5 @@ void relay_remove_buf(struct kref *kref) | |||
186 | { | 186 | { |
187 | struct rchan_buf *buf = container_of(kref, struct rchan_buf, kref); | 187 | struct rchan_buf *buf = container_of(kref, struct rchan_buf, kref); |
188 | relayfs_remove(buf->dentry); | 188 | relayfs_remove(buf->dentry); |
189 | relay_destroy_buf(buf); | ||
189 | } | 190 | } |
diff --git a/fs/relayfs/inode.c b/fs/relayfs/inode.c index 0f7f88d067ad..379e07cd2b34 100644 --- a/fs/relayfs/inode.c +++ b/fs/relayfs/inode.c | |||
@@ -34,23 +34,13 @@ static struct backing_dev_info relayfs_backing_dev_info = { | |||
34 | }; | 34 | }; |
35 | 35 | ||
36 | static struct inode *relayfs_get_inode(struct super_block *sb, int mode, | 36 | static struct inode *relayfs_get_inode(struct super_block *sb, int mode, |
37 | struct rchan *chan) | 37 | void *data) |
38 | { | 38 | { |
39 | struct rchan_buf *buf = NULL; | ||
40 | struct inode *inode; | 39 | struct inode *inode; |
41 | 40 | ||
42 | if (S_ISREG(mode)) { | ||
43 | BUG_ON(!chan); | ||
44 | buf = relay_create_buf(chan); | ||
45 | if (!buf) | ||
46 | return NULL; | ||
47 | } | ||
48 | |||
49 | inode = new_inode(sb); | 41 | inode = new_inode(sb); |
50 | if (!inode) { | 42 | if (!inode) |
51 | relay_destroy_buf(buf); | ||
52 | return NULL; | 43 | return NULL; |
53 | } | ||
54 | 44 | ||
55 | inode->i_mode = mode; | 45 | inode->i_mode = mode; |
56 | inode->i_uid = 0; | 46 | inode->i_uid = 0; |
@@ -62,7 +52,7 @@ static struct inode *relayfs_get_inode(struct super_block *sb, int mode, | |||
62 | switch (mode & S_IFMT) { | 52 | switch (mode & S_IFMT) { |
63 | case S_IFREG: | 53 | case S_IFREG: |
64 | inode->i_fop = &relayfs_file_operations; | 54 | inode->i_fop = &relayfs_file_operations; |
65 | RELAYFS_I(inode)->buf = buf; | 55 | RELAYFS_I(inode)->buf = data; |
66 | break; | 56 | break; |
67 | case S_IFDIR: | 57 | case S_IFDIR: |
68 | inode->i_op = &simple_dir_inode_operations; | 58 | inode->i_op = &simple_dir_inode_operations; |
@@ -83,7 +73,7 @@ static struct inode *relayfs_get_inode(struct super_block *sb, int mode, | |||
83 | * @name: the name of the file to create | 73 | * @name: the name of the file to create |
84 | * @parent: parent directory | 74 | * @parent: parent directory |
85 | * @mode: mode | 75 | * @mode: mode |
86 | * @chan: relay channel associated with the file | 76 | * @data: user-associated data for this file |
87 | * | 77 | * |
88 | * Returns the new dentry, NULL on failure | 78 | * Returns the new dentry, NULL on failure |
89 | * | 79 | * |
@@ -92,7 +82,7 @@ static struct inode *relayfs_get_inode(struct super_block *sb, int mode, | |||
92 | static struct dentry *relayfs_create_entry(const char *name, | 82 | static struct dentry *relayfs_create_entry(const char *name, |
93 | struct dentry *parent, | 83 | struct dentry *parent, |
94 | int mode, | 84 | int mode, |
95 | struct rchan *chan) | 85 | void *data) |
96 | { | 86 | { |
97 | struct dentry *d; | 87 | struct dentry *d; |
98 | struct inode *inode; | 88 | struct inode *inode; |
@@ -127,7 +117,7 @@ static struct dentry *relayfs_create_entry(const char *name, | |||
127 | goto release_mount; | 117 | goto release_mount; |
128 | } | 118 | } |
129 | 119 | ||
130 | inode = relayfs_get_inode(parent->d_inode->i_sb, mode, chan); | 120 | inode = relayfs_get_inode(parent->d_inode->i_sb, mode, data); |
131 | if (!inode) { | 121 | if (!inode) { |
132 | d = NULL; | 122 | d = NULL; |
133 | goto release_mount; | 123 | goto release_mount; |
@@ -155,20 +145,20 @@ exit: | |||
155 | * @name: the name of the file to create | 145 | * @name: the name of the file to create |
156 | * @parent: parent directory | 146 | * @parent: parent directory |
157 | * @mode: mode, if not specied the default perms are used | 147 | * @mode: mode, if not specied the default perms are used |
158 | * @chan: channel associated with the file | 148 | * @data: user-associated data for this file |
159 | * | 149 | * |
160 | * Returns file dentry if successful, NULL otherwise. | 150 | * Returns file dentry if successful, NULL otherwise. |
161 | * | 151 | * |
162 | * The file will be created user r on behalf of current user. | 152 | * The file will be created user r on behalf of current user. |
163 | */ | 153 | */ |
164 | struct dentry *relayfs_create_file(const char *name, struct dentry *parent, | 154 | struct dentry *relayfs_create_file(const char *name, struct dentry *parent, |
165 | int mode, struct rchan *chan) | 155 | int mode, void *data) |
166 | { | 156 | { |
167 | if (!mode) | 157 | if (!mode) |
168 | mode = S_IRUSR; | 158 | mode = S_IRUSR; |
169 | mode = (mode & S_IALLUGO) | S_IFREG; | 159 | mode = (mode & S_IALLUGO) | S_IFREG; |
170 | 160 | ||
171 | return relayfs_create_entry(name, parent, mode, chan); | 161 | return relayfs_create_entry(name, parent, mode, data); |
172 | } | 162 | } |
173 | 163 | ||
174 | /** | 164 | /** |
@@ -505,9 +495,6 @@ static struct inode *relayfs_alloc_inode(struct super_block *sb) | |||
505 | */ | 495 | */ |
506 | static void relayfs_destroy_inode(struct inode *inode) | 496 | static void relayfs_destroy_inode(struct inode *inode) |
507 | { | 497 | { |
508 | if (RELAYFS_I(inode)->buf) | ||
509 | relay_destroy_buf(RELAYFS_I(inode)->buf); | ||
510 | |||
511 | kmem_cache_free(relayfs_inode_cachep, RELAYFS_I(inode)); | 498 | kmem_cache_free(relayfs_inode_cachep, RELAYFS_I(inode)); |
512 | } | 499 | } |
513 | 500 | ||
diff --git a/fs/relayfs/relay.c b/fs/relayfs/relay.c index 2a6f7f12b7f9..7fbda177ad8f 100644 --- a/fs/relayfs/relay.c +++ b/fs/relayfs/relay.c | |||
@@ -171,12 +171,17 @@ static struct rchan_buf *relay_open_buf(struct rchan *chan, | |||
171 | struct rchan_buf *buf; | 171 | struct rchan_buf *buf; |
172 | struct dentry *dentry; | 172 | struct dentry *dentry; |
173 | 173 | ||
174 | buf = relay_create_buf(chan); | ||
175 | if (!buf) | ||
176 | return NULL; | ||
177 | |||
174 | /* Create file in fs */ | 178 | /* Create file in fs */ |
175 | dentry = relayfs_create_file(filename, parent, S_IRUSR, chan); | 179 | dentry = relayfs_create_file(filename, parent, S_IRUSR, buf); |
176 | if (!dentry) | 180 | if (!dentry) { |
181 | relay_destroy_buf(buf); | ||
177 | return NULL; | 182 | return NULL; |
183 | } | ||
178 | 184 | ||
179 | buf = RELAYFS_I(dentry->d_inode)->buf; | ||
180 | buf->dentry = dentry; | 185 | buf->dentry = dentry; |
181 | __relay_reset(buf, 1); | 186 | __relay_reset(buf, 1); |
182 | 187 | ||
diff --git a/fs/relayfs/relay.h b/fs/relayfs/relay.h index 703503fa22b6..c325bb243549 100644 --- a/fs/relayfs/relay.h +++ b/fs/relayfs/relay.h | |||
@@ -4,7 +4,7 @@ | |||
4 | struct dentry *relayfs_create_file(const char *name, | 4 | struct dentry *relayfs_create_file(const char *name, |
5 | struct dentry *parent, | 5 | struct dentry *parent, |
6 | int mode, | 6 | int mode, |
7 | struct rchan *chan); | 7 | void *data); |
8 | extern int relayfs_remove(struct dentry *dentry); | 8 | extern int relayfs_remove(struct dentry *dentry); |
9 | extern int relay_buf_empty(struct rchan_buf *buf); | 9 | extern int relay_buf_empty(struct rchan_buf *buf); |
10 | extern void relay_destroy_channel(struct kref *kref); | 10 | extern void relay_destroy_channel(struct kref *kref); |