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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 16:44:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-28 16:44:18 -0700 |
| commit | ec7ae517537ae5c7b0b2cd7f562dfa3e7a05b954 (patch) | |
| tree | e6b0c64a51a7c0aa0efd09d4f7a80872e3b1657a /drivers/scsi/mpt2sas/mpt2sas_ctl.c | |
| parent | 97d2eb13a019ec09cc1a7ea2d3705c0b117b3c0d (diff) | |
| parent | 590134fa78fbdbe5fea78c7ae0b2c3364bc9572f (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (204 commits)
[SCSI] qla4xxx: export address/port of connection (fix udev disk names)
[SCSI] ipr: Fix BUG on adapter dump timeout
[SCSI] megaraid_sas: Fix instance access in megasas_reset_timer
[SCSI] hpsa: change confusing message to be more clear
[SCSI] iscsi class: fix vlan configuration
[SCSI] qla4xxx: fix data alignment and use nl helpers
[SCSI] iscsi class: fix link local mispelling
[SCSI] iscsi class: Replace iscsi_get_next_target_id with IDA
[SCSI] aacraid: use lower snprintf() limit
[SCSI] lpfc 8.3.27: Change driver version to 8.3.27
[SCSI] lpfc 8.3.27: T10 additions for SLI4
[SCSI] lpfc 8.3.27: Fix queue allocation failure recovery
[SCSI] lpfc 8.3.27: Change algorithm for getting physical port name
[SCSI] lpfc 8.3.27: Changed worst case mailbox timeout
[SCSI] lpfc 8.3.27: Miscellanous logic and interface fixes
[SCSI] megaraid_sas: Changelog and version update
[SCSI] megaraid_sas: Add driver workaround for PERC5/1068 kdump kernel panic
[SCSI] megaraid_sas: Add multiple MSI-X vector/multiple reply queue support
[SCSI] megaraid_sas: Add support for MegaRAID 9360/9380 12GB/s controllers
[SCSI] megaraid_sas: Clear FUSION_IN_RESET before enabling interrupts
...
Diffstat (limited to 'drivers/scsi/mpt2sas/mpt2sas_ctl.c')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_ctl.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 246d5fbc6e5a..9adb0133d6fb 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -2704,6 +2704,33 @@ _ctl_ioc_reset_count_show(struct device *cdev, struct device_attribute *attr, static DEVICE_ATTR(ioc_reset_count, S_IRUGO, _ctl_ioc_reset_count_show, NULL); +/** + * _ctl_ioc_reply_queue_count_show - number of reply queues + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * This is number of reply queues + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t +_ctl_ioc_reply_queue_count_show(struct device *cdev, + struct device_attribute *attr, char *buf) +{ + u8 reply_queue_count; + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + + if ((ioc->facts.IOCCapabilities & + MPI2_IOCFACTS_CAPABILITY_MSI_X_INDEX) && ioc->msix_enable) + reply_queue_count = ioc->reply_queue_count; + else + reply_queue_count = 1; + return snprintf(buf, PAGE_SIZE, "%d\n", reply_queue_count); +} +static DEVICE_ATTR(reply_queue_count, S_IRUGO, + _ctl_ioc_reply_queue_count_show, NULL); + struct DIAG_BUFFER_START { __le32 Size; __le32 DiagVersion; @@ -2914,6 +2941,7 @@ struct device_attribute *mpt2sas_host_attrs[] = { &dev_attr_host_trace_buffer_size, &dev_attr_host_trace_buffer, &dev_attr_host_trace_buffer_enable, + &dev_attr_reply_queue_count, NULL, }; |