From f876fe80b7827fc0197a1ca3e7a88f4524f685d2 Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Wed, 22 Feb 2012 14:11:35 +0100 Subject: [PATCH 019/109] scsi: add special traces for common commands RH-Author: Paolo Bonzini Message-id: <1329919979-20948-19-git-send-email-pbonzini@redhat.com> Patchwork-id: 37494 O-Subject: [RHEL 6.3 qemu-kvm PATCH v2 018/102] scsi: add special traces for common commands Bugzilla: 782029 RH-Acked-by: Gerd Hoffmann RH-Acked-by: Laszlo Ersek RH-Acked-by: Orit Wasserman Can be useful when debugging the device scan phase. Signed-off-by: Paolo Bonzini Signed-off-by: Anthony Liguori (cherry picked from 98254542f9aca81f136a96c82a9ae08e781a9baf) --- hw/scsi-bus.c | 17 +++++++++++++++++ trace-events | 4 ++++ 2 files changed, 21 insertions(+), 0 deletions(-) Signed-off-by: Michal Novotny --- hw/scsi-bus.c | 17 +++++++++++++++++ trace-events | 4 ++++ 2 files changed, 21 insertions(+), 0 deletions(-) diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c index 7ac8c1c..8b803a2 100644 --- a/hw/scsi-bus.c +++ b/hw/scsi-bus.c @@ -397,6 +397,23 @@ SCSIRequest *scsi_req_new(SCSIDevice *d, uint32_t tag, uint32_t lun, } req->cmd = cmd; + switch (buf[0]) { + case INQUIRY: + trace_scsi_inquiry(d->id, lun, tag, cmd.buf[1], cmd.buf[2]); + break; + case TEST_UNIT_READY: + trace_scsi_test_unit_ready(d->id, lun, tag); + break; + case REPORT_LUNS: + trace_scsi_report_luns(d->id, lun, tag); + break; + case REQUEST_SENSE: + trace_scsi_request_sense(d->id, lun, tag); + break; + default: + break; + } + return req; } diff --git a/trace-events b/trace-events index c523039..1959d48 100644 --- a/trace-events +++ b/trace-events @@ -135,6 +135,10 @@ disable scsi_req_parsed(int target, int lun, int tag, int cmd, int mode, int xfe disable scsi_req_parsed_lba(int target, int lun, int tag, int cmd, uint64_t lba) "target %d lun %d tag %d command %d lba %"PRIu64"" disable scsi_req_parse_bad(int target, int lun, int tag, int cmd) "target %d lun %d tag %d command %d" disable scsi_req_build_sense(int target, int lun, int tag, int key, int asc, int ascq) "target %d lun %d tag %d key %#02x asc %#02x ascq %#02x" +disable scsi_report_luns(int target, int lun, int tag) "target %d lun %d tag %d" +disable scsi_inquiry(int target, int lun, int tag, int cdb1, int cdb2) "target %d lun %d tag %d page %#02x/%#02x" +disable scsi_test_unit_ready(int target, int lun, int tag) "target %d lun %d tag %d" +disable scsi_request_sense(int target, int lun, int tag) "target %d lun %d tag %d" # vl.c disable vm_state_notify(int running, int reason) "running %d reason %d" -- 1.7.7.6