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Merge branch 'for-davem-2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

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More iov_iter work for the networking from Al Viro.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2014-12-10 13:17:23 -05:00
parent 6c702fab62 218321e7a0
commit 6e5f59aacb
48 changed files with 635 additions and 1045 deletions
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include/net/bluetooth/l2cap.h
-29
View File
@@ -608,10 +608,6 @@ struct l2cap_ops {
struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan,
unsigned long hdr_len,
unsigned long len, int nb);
int (*memcpy_fromiovec) (struct l2cap_chan *chan,
unsigned char *kdata,
struct iovec *iov,
int len);
};
struct l2cap_conn {
@@ -905,31 +901,6 @@ static inline long l2cap_chan_no_get_sndtimeo(struct l2cap_chan *chan)
return 0;
}
static inline int l2cap_chan_no_memcpy_fromiovec(struct l2cap_chan *chan,
unsigned char *kdata,
struct iovec *iov,
int len)
{
/* Following is safe since for compiler definitions of kvec and
* iovec are identical, yielding the same in-core layout and alignment
*/
struct kvec *vec = (struct kvec *)iov;
while (len > 0) {
if (vec->iov_len) {
int copy = min_t(unsigned int, len, vec->iov_len);
memcpy(kdata, vec->iov_base, copy);
len -= copy;
kdata += copy;
vec->iov_base += copy;
vec->iov_len -= copy;
}
vec++;
}
return 0;
}
extern bool disable_ertm;
int l2cap_init_sockets(void);
include/net/udplite.h
+3 -1
View File
@@ -19,7 +19,9 @@ extern struct udp_table udplite_table;
static __inline__ int udplite_getfrag(void *from, char *to, int offset,
int len, int odd, struct sk_buff *skb)
{
return memcpy_fromiovecend(to, (struct iovec *) from, offset, len);
struct msghdr *msg = from;
/* XXX: stripping const */
return memcpy_fromiovecend(to, (struct iovec *)msg->msg_iter.iov, offset, len);
}
/* Designate sk as UDP-Lite socket */