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[SCSI] mpt2sas: Excessive log info causes sas iounit page time out 

Inhibit 0x3117 loginfos - during cable pull, there are too many printks going
to the syslog, this is have impact on how fast the interrupt routine can handle
keeping up with command completions; this was the root cause to the config
pages timeouts.

Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kashyap, Desai 2009-08-07 19:36:43 +05:30 committed by James Bottomley
parent 62727a7ba4
commit be9e8cd75c
2 changed files with 8 additions and 0 deletions
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4
drivers/scsi/mpt2sas/mpt2sas_base.c
View File

@ -440,6 +440,10 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info)
if (sas_loginfo.dw.bus_type != 3 /*SAS*/)
return;
/* each nexus loss loginfo */
if (log_info == 0x31170000)
return;
/* eat the loginfos associated with task aborts */
if (ioc->ignore_loginfos && (log_info == 30050000 || log_info ==
0x31140000 || log_info == 0x31130000))

4
drivers/scsi/mpt2sas/mpt2sas_scsih.c
View File

@ -2767,6 +2767,10 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
char *desc_ioc_state = NULL;
char *desc_scsi_status = NULL;
char *desc_scsi_state = ioc->tmp_string;
u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
if (log_info == 0x31170000)
return;
switch (ioc_status) {
case MPI2_IOCSTATUS_SUCCESS: