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xen-netback: Use GFP_ATOMIC to allocate hash

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[ Upstream commit 9f674e48c1 ]

Allocation of new_hash, inside xenvif_new_hash(), always happen
in softirq context, so use GFP_ATOMIC instead of GFP_KERNEL for new
hash allocation.

Signed-off-by: Anoob Soman <anoob.soman@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Anoob Soman
2017-03-02 10:50:20 +00:00
committed by Greg Kroah-Hartman
parent ebbd5ac4ac
commit 43588be073
1 changed files with 1 additions and 1 deletions
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2
drivers/net/xen-netback/hash.c
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@@ -39,7 +39,7 @@ static void xenvif_add_hash(struct xenvif *vif, const u8 *tag,
unsigned long flags;
bool found;
new = kmalloc(sizeof(*entry), GFP_KERNEL);
new = kmalloc(sizeof(*entry), GFP_ATOMIC);
if (!new)
return;