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authorBen Collins <bcollins@ubuntu.com>2006-06-12 18:13:11 -0400
committerBen Collins <bcollins@ubuntu.com>2006-06-12 18:13:11 -0400
commit20f4578156995e95613497baf16d5b2d54921e5d (patch)
tree65e6431950cda92aa16bd587c5a05d5acbc7beff /drivers/ieee1394/sbp2.c
parentfe42b05a9929e159355bde6025ae46db2ac88658 (diff)
sbp2: log number of supported concurrent logins
Since this is useful information, promote it from a debug macro to a regular log message. The message appears only if the user set exclusive_login=0, therefore won't clutter the logs in normal use. Also update the comment on exclusive_login. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Jody McIntyre <scjody@modernduck.com> Signed-off-by: Ben Collins <bcollins@ubuntu.com>
Diffstat (limited to 'drivers/ieee1394/sbp2.c')
-rw-r--r--drivers/ieee1394/sbp2.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 11c353a4653b..18996efdf1a3 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -127,10 +127,12 @@ MODULE_PARM_DESC(max_sectors, "Change max sectors per I/O supported (default = "
127 * talking to a single sbp2 device at the same time (filesystem coherency, 127 * talking to a single sbp2 device at the same time (filesystem coherency,
128 * etc.). If you're running an sbp2 device that supports multiple logins, 128 * etc.). If you're running an sbp2 device that supports multiple logins,
129 * and you're either running read-only filesystems or some sort of special 129 * and you're either running read-only filesystems or some sort of special
130 * filesystem supporting multiple hosts (one such filesystem is OpenGFS, 130 * filesystem supporting multiple hosts, e.g. OpenGFS, Oracle Cluster
131 * see opengfs.sourceforge.net for more info), then set exclusive_login 131 * File System, or Lustre, then set exclusive_login to zero.
132 * to zero. Note: The Oxsemi OXFW911 sbp2 chipset supports up to four 132 *
133 * concurrent logins. 133 * So far only bridges from Oxford Semiconductor are known to support
134 * concurrent logins. Depending on firmware, four or two concurrent logins
135 * are possible on OXFW911 and newer Oxsemi bridges.
134 */ 136 */
135static int exclusive_login = 1; 137static int exclusive_login = 1;
136module_param(exclusive_login, int, 0644); 138module_param(exclusive_login, int, 0644);
@@ -1214,13 +1216,11 @@ static int sbp2_query_logins(struct scsi_id_instance_data *scsi_id)
1214 SBP2_DEBUG("length_max_logins = %x", 1216 SBP2_DEBUG("length_max_logins = %x",
1215 (unsigned int)scsi_id->query_logins_response->length_max_logins); 1217 (unsigned int)scsi_id->query_logins_response->length_max_logins);
1216 1218
1217 SBP2_DEBUG("Query logins to SBP-2 device successful");
1218
1219 max_logins = RESPONSE_GET_MAX_LOGINS(scsi_id->query_logins_response->length_max_logins); 1219 max_logins = RESPONSE_GET_MAX_LOGINS(scsi_id->query_logins_response->length_max_logins);
1220 SBP2_DEBUG("Maximum concurrent logins supported: %d", max_logins); 1220 SBP2_INFO("Maximum concurrent logins supported: %d", max_logins);
1221 1221
1222 active_logins = RESPONSE_GET_ACTIVE_LOGINS(scsi_id->query_logins_response->length_max_logins); 1222 active_logins = RESPONSE_GET_ACTIVE_LOGINS(scsi_id->query_logins_response->length_max_logins);
1223 SBP2_DEBUG("Number of active logins: %d", active_logins); 1223 SBP2_INFO("Number of active logins: %d", active_logins);
1224 1224
1225 if (active_logins >= max_logins) { 1225 if (active_logins >= max_logins) {
1226 return -EIO; 1226 return -EIO;