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authorEric Dumazet <edumazet@google.com>2020-05-06 09:21:15 -0700
committerDavid S. Miller <davem@davemloft.net>2020-05-06 15:01:30 -0700
commita84724178bd7081cf3bd5b558616dd6a9a4ca63b (patch)
tree785e03e9831197f6be9ae736575127951ee83fb7 /tools/testing/selftests
parentf5dda315b63775fe00f5470687d40ce801ddfb38 (diff)
selftests: net: tcp_mmap: fix SO_RCVLOWAT setting
Since chunk_size is no longer an integer, we can not use it directly as an argument of setsockopt(). This patch should fix tcp_mmap for Big Endian kernels. Fixes: 597b01edafac ("selftests: net: avoid ptl lock contention in tcp_mmap") Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Soheil Hassas Yeganeh <soheil@google.com> Cc: Arjun Roy <arjunroy@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests')
-rw-r--r--tools/testing/selftests/net/tcp_mmap.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/tcp_mmap.c b/tools/testing/selftests/net/tcp_mmap.c
index 62171fd638c8..4555f88252ba 100644
--- a/tools/testing/selftests/net/tcp_mmap.c
+++ b/tools/testing/selftests/net/tcp_mmap.c
@@ -282,12 +282,14 @@ static void setup_sockaddr(int domain, const char *str_addr,
static void do_accept(int fdlisten)
{
pthread_attr_t attr;
+ int rcvlowat;
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
+ rcvlowat = chunk_size;
if (setsockopt(fdlisten, SOL_SOCKET, SO_RCVLOWAT,
- &chunk_size, sizeof(chunk_size)) == -1) {
+ &rcvlowat, sizeof(rcvlowat)) == -1) {
perror("setsockopt SO_RCVLOWAT");
}