diff mbox

[4.4-only] netlink: Allow direct reclaim for fallback allocation

Message ID 1492764774-22199-1-git-send-email-ross.lagerwall@citrix.com
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Ross Lagerwall April 21, 2017, 8:52 a.m. UTC
The backport of d35c99ff77ec ("netlink: do not enter direct reclaim from
netlink_dump()") to the 4.4 branch (first in 4.4.32) mistakenly removed
direct claim from the initial large allocation and the fallback
allocation which means that allocations can spuriously fail.
Fix the issue by adding back the direct reclaim flag to the fallback
allocation.

Fixes: 6d123f1d396b ("netlink: do not enter direct reclaim from netlink_dump()")
Signed-off-by: Ross Lagerwall <ross.lagerwall@citrix.com>
---
 net/netlink/af_netlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 8e33019..acfb16f 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2107,7 +2107,7 @@  static int netlink_dump(struct sock *sk)
 	if (!skb) {
 		alloc_size = alloc_min_size;
 		skb = netlink_alloc_skb(sk, alloc_size, nlk->portid,
-					(GFP_KERNEL & ~__GFP_DIRECT_RECLAIM));
+					GFP_KERNEL);
 	}
 	if (!skb)
 		goto errout_skb;