tipc: allocate user memory with GFP_KERNEL flag

Until now, we allocate memory always with GFP_ATOMIC flag.
When the system is under memory pressure and a user tries to send,
the send fails due to low memory. However, the user application
can wait for free memory if we allocate it using GFP_KERNEL flag.

In this commit, we use allocate memory with GFP_KERNEL for all user
allocation.

Reported-by: Rune Torgersen <runet@innovsys.com>
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/tipc/link.c b/net/tipc/link.c
index bda89bf9f4ff..4e8647aef01c 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -1395,7 +1395,7 @@ tnl:
                         msg_set_seqno(hdr, seqno++);
                 pktlen = msg_size(hdr);
                 msg_set_size(&tnlhdr, pktlen + INT_H_SIZE);
-                tnlskb = tipc_buf_acquire(pktlen + INT_H_SIZE);
+                tnlskb = tipc_buf_acquire(pktlen + INT_H_SIZE, GFP_ATOMIC);
                 if (!tnlskb) {
                         pr_warn("%sunable to send packet\n", link_co_err);
                         return;