diff mbox series

[RFC,v1,10/12] net/sock: enable setting SO_ZEROCOPY for PF_VSOCK

Message ID 0ad20428-b93a-b1e5-ea10-60449d25e0b4@sberdevices.ru (mailing list archive)
State RFC
Headers show
Series vsock: MSG_ZEROCOPY flag support | expand

Checks

Context Check Description
netdev/tree_selection success Guessed tree name to be net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 6 this patch: 6
netdev/cc_maintainers warning 1 maintainers not CCed: martin.lau@kernel.org
netdev/build_clang success Errors and warnings before: 1 this patch: 1
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 6 this patch: 6
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 12 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Arseniy Krasnov Feb. 6, 2023, 7:03 a.m. UTC 
PF_VSOCK supports MSG_ZEROCOPY transmission, so SO_ZEROCOPY could
be enabled.

Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
---
 net/core/sock.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/net/core/sock.c b/net/core/sock.c
index 7ba4891460ad..61f15de84e82 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1457,9 +1457,11 @@  int sk_setsockopt(struct sock *sk, int level, int optname,
 			      (sk->sk_type == SOCK_DGRAM &&
 			       sk->sk_protocol == IPPROTO_UDP)))
 				ret = -EOPNOTSUPP;
-		} else if (sk->sk_family != PF_RDS) {
+		} else if (sk->sk_family != PF_RDS &&
+			   sk->sk_family != PF_VSOCK) {
 			ret = -EOPNOTSUPP;
 		}
+
 		if (!ret) {
 			if (val < 0 || val > 1)
 				ret = -EINVAL;