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Diffstat (limited to 'kernel/relay.c')
-rw-r--r--kernel/relay.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/kernel/relay.c b/kernel/relay.c
index 01ab081ac53a..b91488ba2e5a 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -234,7 +234,6 @@ static void relay_destroy_buf(struct rchan_buf *buf)
static void relay_remove_buf(struct kref *kref)
{
struct rchan_buf *buf = container_of(kref, struct rchan_buf, kref);
- buf->chan->cb->remove_buf_file(buf->dentry);
relay_destroy_buf(buf);
}
@@ -484,6 +483,7 @@ static void relay_close_buf(struct rchan_buf *buf)
{
buf->finalized = 1;
del_timer_sync(&buf->timer);
+ buf->chan->cb->remove_buf_file(buf->dentry);
kref_put(&buf->kref, relay_remove_buf);
}
@@ -588,7 +588,7 @@ struct rchan *relay_open(const char *base_filename,
chan->version = RELAYFS_CHANNEL_VERSION;
chan->n_subbufs = n_subbufs;
chan->subbuf_size = subbuf_size;
- chan->alloc_size = FIX_SIZE(subbuf_size * n_subbufs);
+ chan->alloc_size = PAGE_ALIGN(subbuf_size * n_subbufs);
chan->parent = parent;
chan->private_data = private_data;
if (base_filename) {
@@ -1099,8 +1099,7 @@ static size_t relay_file_read_end_pos(struct rchan_buf *buf,
static int subbuf_read_actor(size_t read_start,
struct rchan_buf *buf,
size_t avail,
- read_descriptor_t *desc,
- read_actor_t actor)
+ read_descriptor_t *desc)
{
void *from;
int ret = 0;
@@ -1121,15 +1120,13 @@ static int subbuf_read_actor(size_t read_start,
typedef int (*subbuf_actor_t) (size_t read_start,
struct rchan_buf *buf,
size_t avail,
- read_descriptor_t *desc,
- read_actor_t actor);
+ read_descriptor_t *desc);
/*
* relay_file_read_subbufs - read count bytes, bridging subbuf boundaries
*/
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;
@@ -1150,7 +1147,7 @@ static ssize_t relay_file_read_subbufs(struct file *filp, loff_t *ppos,
break;
avail = min(desc->count, avail);
- ret = subbuf_actor(read_start, buf, avail, desc, actor);
+ ret = subbuf_actor(read_start, buf, avail, desc);
if (desc->error < 0)
break;
@@ -1174,8 +1171,7 @@ static ssize_t relay_file_read(struct file *filp,
desc.count = count;
desc.arg.buf = buffer;
desc.error = 0;
- return relay_file_read_subbufs(filp, ppos, subbuf_read_actor,
- NULL, &desc);
+ return relay_file_read_subbufs(filp, ppos, subbuf_read_actor, &desc);
}
static void relay_consume_bytes(struct rchan_buf *rbuf, int bytes_consumed)