The patch titled
drivers/scsi/megaraid: Use DIV_ROUND_UP
has been removed from the -mm tree. Its filename was
drivers-scsi-megaraid-use-div_round_up.patch
This patch was dropped because it was nacked
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: drivers/scsi/megaraid: Use DIV_ROUND_UP
From: Julia Lawall <julia@xxxxxxx>
The kernel.h macro DIV_ROUND_UP performs the computation (((n) + (d) - 1) /
(d)) but is perhaps more readable.
An extract of the semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@haskernel@
@@
#include <linux/kernel.h>
@depends on haskernel@
expression n,d;
@@
(
- (n + d - 1) / d
+ DIV_ROUND_UP(n,d)
|
- (n + (d - 1)) / d
+ DIV_ROUND_UP(n,d)
)
@depends on haskernel@
expression n,d;
@@
- DIV_ROUND_UP((n),d)
+ DIV_ROUND_UP(n,d)
@depends on haskernel@
expression n,d;
@@
- DIV_ROUND_UP(n,(d))
+ DIV_ROUND_UP(n,d)
// </smpl>
Signed-off-by: Julia Lawall <julia@xxxxxxx>
Cc: "Yang, Bo" <Bo.Yang@xxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/megaraid/megaraid_sas.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/scsi/megaraid/megaraid_sas.c~drivers-scsi-megaraid-use-div_round_up drivers/scsi/megaraid/megaraid_sas.c
--- a/drivers/scsi/megaraid/megaraid_sas.c~drivers-scsi-megaraid-use-div_round_up
+++ a/drivers/scsi/megaraid/megaraid_sas.c
@@ -1718,7 +1718,7 @@ static int megasas_create_frame_pool(str
* Calculated the number of 64byte frames required for SGL
*/
sgl_sz = sge_sz * instance->max_num_sge;
- frame_count = (sgl_sz + MEGAMFI_FRAME_SIZE - 1) / MEGAMFI_FRAME_SIZE;
+ frame_count = DIV_ROUND_UP(sgl_sz, MEGAMFI_FRAME_SIZE);
/*
* We need one extra frame for the MFI command
_
Patches currently in -mm which might be from julia@xxxxxxx are
linux-next.patch
drivers-i2c-busses-i2c-s3c2410c-correct-use-of-and.patch
drivers-scsi-use-div_round_up.patch
drivers-scsi-megaraid-use-div_round_up.patch
fs-namespacec-drop-code-after-return.patch
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