e1000e: Rename a variable in e1000e_receive_internal()

Rename variable "n" to "causes", which properly represents the content
of the variable.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Akihiko Odaki 2023-05-23 11:43:19 +09:00 committed by Jason Wang
parent fe619f2005
commit 54ced75e49

View File

@ -1650,7 +1650,7 @@ static ssize_t
e1000e_receive_internal(E1000ECore *core, const struct iovec *iov, int iovcnt,
bool has_vnet)
{
uint32_t n = 0;
uint32_t causes = 0;
uint8_t buf[ETH_ZLEN];
struct iovec min_iov;
size_t size, orig_size;
@ -1723,32 +1723,32 @@ e1000e_receive_internal(E1000ECore *core, const struct iovec *iov, int iovcnt,
/* Perform small receive detection (RSRPD) */
if (total_size < core->mac[RSRPD]) {
n |= E1000_ICS_SRPD;
causes |= E1000_ICS_SRPD;
}
/* Perform ACK receive detection */
if (!(core->mac[RFCTL] & E1000_RFCTL_ACK_DIS) &&
(e1000e_is_tcp_ack(core, core->rx_pkt))) {
n |= E1000_ICS_ACK;
causes |= E1000_ICS_ACK;
}
/* Check if receive descriptor minimum threshold hit */
rdmts_hit = e1000e_rx_descr_threshold_hit(core, rxr.i);
n |= e1000e_rx_wb_interrupt_cause(core, rxr.i->idx, rdmts_hit);
causes |= e1000e_rx_wb_interrupt_cause(core, rxr.i->idx, rdmts_hit);
trace_e1000e_rx_written_to_guest(rxr.i->idx);
} else {
n |= E1000_ICS_RXO;
causes |= E1000_ICS_RXO;
retval = 0;
trace_e1000e_rx_not_written_to_guest(rxr.i->idx);
}
if (!e1000e_intrmgr_delay_rx_causes(core, &n)) {
trace_e1000e_rx_interrupt_set(n);
e1000e_set_interrupt_cause(core, n);
if (!e1000e_intrmgr_delay_rx_causes(core, &causes)) {
trace_e1000e_rx_interrupt_set(causes);
e1000e_set_interrupt_cause(core, causes);
} else {
trace_e1000e_rx_interrupt_delayed(n);
trace_e1000e_rx_interrupt_delayed(causes);
}
return retval;