[PATCH 1/7] cciss: hoist tag masking out of loop

From: Stephen M. Cameron
Date: Fri Mar 11 2011 - 15:59:35 EST


From: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>

In process_nonindexed_cmd, hoist figuring of masked tag out of loop since
it is the same throughout.

Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
---
drivers/block/cciss.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 35658f4..8c88944 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3394,14 +3394,12 @@ static inline u32 process_indexed_cmd(ctlr_info_t *h, u32 raw_tag)
/* process completion of a non-indexed command */
static inline u32 process_nonindexed_cmd(ctlr_info_t *h, u32 raw_tag)
{
- u32 tag;
CommandList_struct *c = NULL;
__u32 busaddr_masked, tag_masked;

- tag = cciss_tag_discard_error_bits(raw_tag);
+ tag_masked = cciss_tag_discard_error_bits(raw_tag);
list_for_each_entry(c, &h->cmpQ, list) {
busaddr_masked = cciss_tag_discard_error_bits(c->busaddr);
- tag_masked = cciss_tag_discard_error_bits(tag);
if (busaddr_masked == tag_masked) {
finish_cmd(h, c, raw_tag);
return next_command(h);

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