diff options
Diffstat (limited to 'kernel/relay.c')
-rw-r--r-- | kernel/relay.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/kernel/relay.c b/kernel/relay.c index 75a3a9a7efc..284e2e8b4ee 100644 --- a/kernel/relay.c +++ b/kernel/relay.c @@ -138,7 +138,7 @@ depopulate: */ struct rchan_buf *relay_create_buf(struct rchan *chan) { - struct rchan_buf *buf = kcalloc(1, sizeof(struct rchan_buf), GFP_KERNEL); + struct rchan_buf *buf = kzalloc(sizeof(struct rchan_buf), GFP_KERNEL); if (!buf) return NULL; @@ -302,7 +302,7 @@ static struct rchan_callbacks default_channel_callbacks = { /** * wakeup_readers - wake up readers waiting on a channel - * @private: the channel buffer + * @work: work struct that contains the the channel buffer * * This is the work function used to defer reader waking. The * reason waking is deferred is that calling directly from write @@ -322,7 +322,7 @@ static void wakeup_readers(struct work_struct *work) * * See relay_reset for description of effect. */ -static inline void __relay_reset(struct rchan_buf *buf, unsigned int init) +static void __relay_reset(struct rchan_buf *buf, unsigned int init) { size_t i; @@ -418,7 +418,7 @@ static struct rchan_buf *relay_open_buf(struct rchan *chan, * The channel buffer and channel buffer data structure are then freed * automatically when the last reference is given up. */ -static inline void relay_close_buf(struct rchan_buf *buf) +static void relay_close_buf(struct rchan_buf *buf) { buf->finalized = 1; cancel_delayed_work(&buf->wake_readers); @@ -426,7 +426,7 @@ static inline void relay_close_buf(struct rchan_buf *buf) kref_put(&buf->kref, relay_remove_buf); } -static inline void setup_callbacks(struct rchan *chan, +static void setup_callbacks(struct rchan *chan, struct rchan_callbacks *cb) { if (!cb) { @@ -479,7 +479,7 @@ struct rchan *relay_open(const char *base_filename, if (!(subbuf_size && n_subbufs)) return NULL; - chan = kcalloc(1, sizeof(struct rchan), GFP_KERNEL); + chan = kzalloc(sizeof(struct rchan), GFP_KERNEL); if (!chan) return NULL; @@ -946,11 +946,10 @@ typedef int (*subbuf_actor_t) (size_t read_start, /* * relay_file_read_subbufs - read count bytes, bridging subbuf boundaries */ -static inline ssize_t relay_file_read_subbufs(struct file *filp, - loff_t *ppos, - subbuf_actor_t subbuf_actor, - read_actor_t actor, - read_descriptor_t *desc) +static ssize_t relay_file_read_subbufs(struct file *filp, loff_t *ppos, + subbuf_actor_t subbuf_actor, + read_actor_t actor, + read_descriptor_t *desc) { struct rchan_buf *buf = filp->private_data; size_t read_start, avail; @@ -959,7 +958,7 @@ static inline ssize_t relay_file_read_subbufs(struct file *filp, if (!desc->count) return 0; - mutex_lock(&filp->f_dentry->d_inode->i_mutex); + mutex_lock(&filp->f_path.dentry->d_inode->i_mutex); do { if (!relay_file_read_avail(buf, *ppos)) break; @@ -979,7 +978,7 @@ static inline ssize_t relay_file_read_subbufs(struct file *filp, *ppos = relay_file_read_end_pos(buf, read_start, ret); } } while (desc->count && ret); - mutex_unlock(&filp->f_dentry->d_inode->i_mutex); + mutex_unlock(&filp->f_path.dentry->d_inode->i_mutex); return desc->written; } |