+++ /dev/null
---- a/block/blk-settings.c 2013-02-06 12:40:44.000000000 -0500
-+++ b/block/blk-settings.c 2013-02-06 12:55:28.000000000 -0500
-@@ -19,6 +19,12 @@
-
- unsigned long blk_max_pfn;
-
-+int default_max_sectors = BLK_DEF_MAX_SECTORS;
-+module_param(default_max_sectors, int, 0);
-+
-+int default_max_segments = BLK_MAX_SEGMENTS;
-+module_param(default_max_segments, int, 0);
-+
- /**
- * blk_queue_prep_rq - set a prepare_request function for queue
- * @q: queue
-@@ -108,7 +114,7 @@
- */
- void blk_set_default_limits(struct queue_limits *lim)
- {
-- lim->max_segments = BLK_MAX_SEGMENTS;
-+ lim->max_segments = default_max_segments;
- lim->max_integrity_segments = 0;
- lim->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK;
- lim->max_segment_size = BLK_MAX_SEGMENT_SIZE;
-@@ -255,7 +261,7 @@
-
- limits->max_hw_sectors = max_hw_sectors;
- limits->max_sectors = min_t(unsigned int, max_hw_sectors,
-- BLK_DEF_MAX_SECTORS);
-+ default_max_sectors);
- }
- EXPORT_SYMBOL(blk_limits_max_hw_sectors);
-
---- a/drivers/scsi/Kconfig 2013-02-07 09:25:49.000000000 -0500
-+++ b/drivers/scsi/Kconfig 2013-02-07 09:30:15.000000000 -0500
-@@ -245,6 +245,15 @@ config SCSI_SCAN_ASYNC
- there should be no noticeable performance impact as long as you have
- logging turned off.
-
-+config SCSI_MAX_SG_SEGMENTS
-+ int "Maximum SCSI scatter gather segment size"
-+ range 32 256
-+ default "128"
-+ depends on SCSI
-+ help
-+ Control the maximum limit for scatter gather buffers for the
-+ SCSI device.
-+
- config SCSI_SCAN_ASYNC
- bool "Asynchronous SCSI scanning"
- depends on SCSI
---- a/include/scsi/scsi.h 2013-02-07 09:55:02.000000000 -0500
-+++ b/include/scsi/scsi.h 2013-02-07 09:55:20.000000000 -0500
-@@ -20,7 +20,7 @@ struct scsi_cmnd;
- * to SG_MAX_SINGLE_ALLOC to pack correctly at the highest order. The
- * minimum value is 32
- */
--#define SCSI_MAX_SG_SEGMENTS 128
-+#define SCSI_MAX_SG_SEGMENTS CONFIG_SCSI_MAX_SG_SEGMENTS
-
- /*
- * Like SCSI_MAX_SG_SEGMENTS, but for archs that have sg chaining. This limit
---- a/drivers/scsi/isci/init.c 2013-02-07 09:59:49.000000000 -0500
-+++ b/drivers/scsi/isci/init.c 2013-02-07 10:01:51.000000000 -0500
-@@ -119,6 +119,10 @@
- module_param(phy_gen, byte, 0);
- MODULE_PARM_DESC(phy_gen, "PHY generation (1: 1.5Gbps 2: 3.0Gbps 3: 6.0Gbps)");
-
-+u16 sg_table_size = SG_ALL;
-+module_param(sg_table_size, ushort, 0);
-+MODULE_PARM_DESC(sg_table_size, "Size in KB of scatter gather table");
-+
- unsigned char max_concurr_spinup;
- module_param(max_concurr_spinup, byte, 0);
- MODULE_PARM_DESC(max_concurr_spinup, "Max concurrent device spinup");
-@@ -163,7 +167,6 @@
- .can_queue = ISCI_CAN_QUEUE_VAL,
- .cmd_per_lun = 1,
- .this_id = -1,
-- .sg_tablesize = SG_ALL,
- .max_sectors = SCSI_DEFAULT_MAX_SECTORS,
- .use_clustering = ENABLE_CLUSTERING,
- .eh_abort_handler = sas_eh_abort_handler,
-@@ -573,6 +576,7 @@
-
- INIT_LIST_HEAD(&idev->node);
- }
-+ isci_sht.sg_tablesize = sg_table_size;
-
- shost = scsi_host_alloc(&isci_sht, sizeof(void *));
- if (!shost)
-Increase MAX_SGE for fusion mpt driver.
-
-Index: linux-2.6.32.i386/drivers/message/fusion/Kconfig
-===================================================================
---- linux-2.6.32.i386.orig/drivers/message/fusion/Kconfig 2009-12-03 09:21:21.000000000 +0530
-+++ linux-2.6.32.i386/drivers/message/fusion/Kconfig 2010-03-16 16:45:08.000000000 +0530
-@@ -61,9 +61,9 @@
- LSISAS1078
-
- config FUSION_MAX_SGE
-- int "Maximum number of scatter gather entries (16 - 128)"
-- default "128"
-- range 16 128
-+ int "Maximum number of scatter gather entries (16 - 256)"
-+ default "256"
-+ range 16 256
- help
- This option allows you to specify the maximum number of scatter-
- gather entries per I/O. The driver default is 128, which matches
-Index: linux-2.6.32.i386/drivers/message/fusion/mptbase.h
-===================================================================
---- linux-2.6.32.i386.orig/drivers/message/fusion/mptbase.h 2009-12-03 09:21:21.000000000 +0530
-+++ linux-2.6.32.i386/drivers/message/fusion/mptbase.h 2010-03-16 16:46:54.000000000 +0530
-@@ -165,10 +165,10 @@
- * Set the MAX_SGE value based on user input.
- */
- #ifdef CONFIG_FUSION_MAX_SGE
--#if CONFIG_FUSION_MAX_SGE < 16
-+#if CONFIG_FUSION_MAX_SGE < 16
- #define MPT_SCSI_SG_DEPTH 16
--#elif CONFIG_FUSION_MAX_SGE > 128
--#define MPT_SCSI_SG_DEPTH 128
-+#elif CONFIG_FUSION_MAX_SGE > 256
-+#define MPT_SCSI_SG_DEPTH 256
- #else
- #define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE
- #endif