Commit 4242f0bc authored by hayeswang's avatar hayeswang Committed by Greg Kroah-Hartman

r8152: check rx after napi is enabled


[ Upstream commit 7489bdad ]

Schedule the napi after napi_enable() for rx, if it is necessary.

If the rx is completed when napi is disabled, the sheduling of napi
would be lost. Then, no one handles the rx packet until next napi
is scheduled.
Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <alexander.levin@verizon.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 993ba7ff
......@@ -32,7 +32,7 @@
#define NETNEXT_VERSION "08"
/* Information for net */
#define NET_VERSION "7"
#define NET_VERSION "8"
#define DRIVER_VERSION "v1." NETNEXT_VERSION "." NET_VERSION
#define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
......@@ -3552,6 +3552,9 @@ static int rtl8152_post_reset(struct usb_interface *intf)
napi_enable(&tp->napi);
if (!list_empty(&tp->rx_done))
napi_schedule(&tp->napi);
return 0;
}
......@@ -3691,6 +3694,8 @@ static int rtl8152_resume(struct usb_interface *intf)
napi_enable(&tp->napi);
clear_bit(SELECTIVE_SUSPEND, &tp->flags);
smp_mb__after_atomic();
if (!list_empty(&tp->rx_done))
napi_schedule(&tp->napi);
} else {
tp->rtl_ops.up(tp);
netif_carrier_off(tp->netdev);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment