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authorStephen M. Cameron <scameron@beardog.cce.hp.com>2010-02-26 16:01:27 -0600
committerJens Axboe <jens.axboe@oracle.com>2010-02-28 19:42:31 +0100
commitdccc9b563e455b91f7247b1ca6b0face40323538 (patch)
treea800d412764ee22d9a54000cb844a04a1a006933 /drivers/block/cciss.h
parent49fc5601ea3bf9625d699dc777f80f72e8126c0b (diff)
cciss: simplify scatter gather code
cciss: simplify scatter gather code. Instead of allocating an array of pointers to a structure containing an SGDescriptor structure, and two other elements that aren't really used, just allocate SGDescriptor structs. Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block/cciss.h')
-rw-r--r--drivers/block/cciss.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/block/cciss.h b/drivers/block/cciss.h
index 2b07bdacbd1..ac454fdd4d3 100644
--- a/drivers/block/cciss.h
+++ b/drivers/block/cciss.h
@@ -55,12 +55,6 @@ typedef struct _drive_info_struct
char device_initialized; /* indicates whether dev is initialized */
} drive_info_struct;
-struct Cmd_sg_list {
- SGDescriptor_struct *sgchain;
- dma_addr_t sg_chain_dma;
- int chain_block_size;
-};
-
struct ctlr_info
{
int ctlr;
@@ -89,7 +83,7 @@ struct ctlr_info
int maxsgentries;
int chainsize;
int max_cmd_sgentries;
- struct Cmd_sg_list **cmd_sg_list;
+ SGDescriptor_struct **cmd_sg_list;
# define DOORBELL_INT 0
# define PERF_MODE_INT 1