hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

IB/hfi1: Fix status error code for unsupported packets 

Set the status code BAD_L2 when unsupported type of packet
is received and dropped.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jakub Pawlak <jakub.pawlak@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Jakub Pawlak 2016-10-25 13:12:17 -07:00 committed by Doug Ledford
parent 11501ab9df
commit 505efe3e46
2 changed files with 18 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/infiniband/hw/hfi1/chip.h
View File

@ -320,6 +320,9 @@
/* DC_DC8051_CFG_MODE.GENERAL bits */
#define DISABLE_SELF_GUID_CHECK 0x2
/* Bad L2 frame error code */
#define BAD_L2_ERR 0x6
/*
* Eager buffer minimum and maximum sizes supported by the hardware.
* All power-of-two sizes in between are supported as well.

17
drivers/infiniband/hw/hfi1/driver.c
View File

@ -1360,12 +1360,25 @@ int process_receive_ib(struct hfi1_packet *packet)
int process_receive_bypass(struct hfi1_packet *packet)
{
struct hfi1_devdata *dd = packet->rcd->dd;
if (unlikely(rhf_err_flags(packet->rhf)))
handle_eflags(packet);
dd_dev_err(packet->rcd->dd,
dd_dev_err(dd,
"Bypass packets are not supported in normal operation. Dropping\n");
incr_cntr64(&packet->rcd->dd->sw_rcv_bypass_packet_errors);
incr_cntr64(&dd->sw_rcv_bypass_packet_errors);
if (!(dd->err_info_rcvport.status_and_code & OPA_EI_STATUS_SMASK)) {
u64 *flits = packet->ebuf;
if (flits && !(packet->rhf & RHF_LEN_ERR)) {
dd->err_info_rcvport.packet_flit1 = flits[0];
dd->err_info_rcvport.packet_flit2 =
packet->tlen > sizeof(flits[0]) ? flits[1] : 0;
}
dd->err_info_rcvport.status_and_code |=
(OPA_EI_STATUS_SMASK | BAD_L2_ERR);
}
return RHF_RCV_CONTINUE;
}