[Xen-devel] [PATCH -next] xen/pvcalls: use GFP_ATOMIC under spin lock

[Wei Yongjun <weiyongjun1@xxxxxxxxxx>]

A spin lock is taken here so we should use GFP_ATOMIC.

Fixes: 9774c6cca266 ("xen/pvcalls: implement accept command")
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
 drivers/xen/pvcalls-front.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
index 0c1ec68..dfd00d9 100644
--- a/drivers/xen/pvcalls-front.c
+++ b/drivers/xen/pvcalls-front.c
@@ -807,7 +807,7 @@ int pvcalls_front_accept(struct socket *sock, struct socket 
*newsock, int flags)
                pvcalls_exit();
                return ret;
        }
-       map2 = kzalloc(sizeof(*map2), GFP_KERNEL);
+       map2 = kzalloc(sizeof(*map2), GFP_ATOMIC);
        if (map2 == NULL) {
                clear_bit(PVCALLS_FLAG_ACCEPT_INFLIGHT,
                          (void *)&map->passive.flags);


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