[SCSI PATCH] sd: max-retries becomes configurable

[Jeff Garzik]

 drivers/scsi/sd.c |    4 ++++
 drivers/scsi/sd.h |    2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 4df73e5..d15074b 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -92,6 +92,10 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_DISK);
 MODULE_ALIAS_SCSI_DEVICE(TYPE_MOD);
 MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC);
 
+static int sd_max_retries = 5;
+module_param_named(max_retries, sd_max_retries, int, 0644);
+MODULE_PARM_DESC(max_retries, "Maximum number of retries, before failing command (default 5)");
+
 #if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
 #define SD_MINORS	16
 #else
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index f703f48..f8488fa 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -18,7 +18,7 @@
 /*
  * Number of allowed retries
  */
-#define SD_MAX_RETRIES		5
+#define SD_MAX_RETRIES		sd_max_retries
 #define SD_PASSTHROUGH_RETRIES	1
 #define SD_MAX_MEDIUM_TIMEOUTS	2
 
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