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authorChristoph Hellwig <hch@lst.de>2020-05-28 07:12:16 +0200
committerDavid S. Miller <davem@davemloft.net>2020-05-28 11:11:44 -0700
commit26cfabf9cdd273650126d84a48a7f8dedbcded48 (patch)
treec4db68de1b6ef5052a693c5180446e6de357516f /fs/dlm
parentce3d9544cecacd40389c399d2b7ca31acc533b70 (diff)
downloadlwn-26cfabf9cdd273650126d84a48a7f8dedbcded48.tar.gz
lwn-26cfabf9cdd273650126d84a48a7f8dedbcded48.zip
net: add sock_set_rcvbuf
Add a helper to directly set the SO_RCVBUFFORCE sockopt from kernel space without going through a fake uaccess. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/dlm')
-rw-r--r--fs/dlm/lowcomms.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index b6e6dba28154..2822a430a2b4 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -1180,7 +1180,6 @@ static int sctp_listen_for_all(void)
struct socket *sock = NULL;
int result = -EINVAL;
struct connection *con = nodeid2con(0, GFP_NOFS);
- int bufsize = NEEDED_RMEM;
int one = 1;
if (!con)
@@ -1195,11 +1194,7 @@ static int sctp_listen_for_all(void)
goto out;
}
- result = kernel_setsockopt(sock, SOL_SOCKET, SO_RCVBUFFORCE,
- (char *)&bufsize, sizeof(bufsize));
- if (result)
- log_print("Error increasing buffer space on socket %d", result);
-
+ sock_set_rcvbuf(sock->sk, NEEDED_RMEM);
result = kernel_setsockopt(sock, SOL_SCTP, SCTP_NODELAY, (char *)&one,
sizeof(one));
if (result < 0)