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* Re: [PATCH 1/1] igb: Use ARRAY_SIZE instead fo sizeof(a)/sizeof(a[0])
@ 2015-06-30  8:01 Maninder Singh
  0 siblings, 0 replies; 3+ messages in thread
From: Maninder Singh @ 2015-06-30  8:01 UTC (permalink / raw)
  To: Joe Perches
  Cc: jeffrey.t.kirsher@intel.com, jesse.brandeburg@intel.com,
	shannon.nelson@intel.com, carolyn.wyborny@intel.com,
	donald.c.skidmore@intel.com, matthew.vick@intel.com,
	john.ronciak@intel.com, mitch.a.williams@intel.com,
	intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, PANKAJ MISHRA

Hi Joe,

>> Use ARRAY_SIZE instead fo sizeof(a)/sizeof(a[0])
>
>I think all of these #defines should be removed instead
>as they are all used only once.

If we replcase only ARRAY_SIZE then cood will look alike
to drivers/net/ethernet/intel/e1000e/phy.c

And if we have to remove these #defines , then we can also remove it from 
drivers/net/ethernet/intel/e1000e/phy.c 

Because same operations and same usage is there in both files.
what say?

>> diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
>[]
>> @@ -37,8 +37,7 @@ static s32  igb_set_master_slave_mode(struct e1000_hw *hw);
>>  static const u16 e1000_m88_cable_length_table[] = {
>>  	0, 50, 80, 110, 140, 140, E1000_CABLE_LENGTH_UNDEFINED };
>>  #define M88E1000_CABLE_LENGTH_TABLE_SIZE \
>> -	(sizeof(e1000_m88_cable_length_table) / \
>> -	sizeof(e1000_m88_cable_length_table[0]))
>> +	ARRAY_SIZE(e1000_m88_cable_length_table)
>>  

^ permalink raw reply	[flat|nested] 3+ messages in thread
* [PATCH 1/1] igb: Use ARRAY_SIZE instead fo sizeof(a)/sizeof(a[0])
@ 2015-06-30  4:55 Maninder Singh
  2015-06-30  5:12 ` Joe Perches
  0 siblings, 1 reply; 3+ messages in thread
From: Maninder Singh @ 2015-06-30  4:55 UTC (permalink / raw)
  To: jeffrey.t.kirsher, jesse.brandeburg, shannon.nelson,
	carolyn.wyborny, donald.c.skidmore, matthew.vick, john.ronciak,
	mitch.a.williams, intel-wired-lan, netdev, linux-kernel
  Cc: pankaj.m, Maninder Singh

Use ARRAY_SIZE instead fo sizeof(a)/sizeof(a[0])

Signed-off-by: Maninder Singh <maninder1.s@samsung.com>
Reviewed-by: Yogesh Narayan Gaur <yn.gaur@samsung.com>
---
 drivers/net/ethernet/intel/igb/e1000_phy.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
index c1bb64d..e399b3c 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -37,8 +37,7 @@ static s32  igb_set_master_slave_mode(struct e1000_hw *hw);
 static const u16 e1000_m88_cable_length_table[] = {
 	0, 50, 80, 110, 140, 140, E1000_CABLE_LENGTH_UNDEFINED };
 #define M88E1000_CABLE_LENGTH_TABLE_SIZE \
-	(sizeof(e1000_m88_cable_length_table) / \
-	sizeof(e1000_m88_cable_length_table[0]))
+	ARRAY_SIZE(e1000_m88_cable_length_table)
 
 static const u16 e1000_igp_2_cable_length_table[] = {
 	0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21,
@@ -50,8 +49,7 @@ static const u16 e1000_igp_2_cable_length_table[] = {
 	83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124,
 	104, 109, 114, 118, 121, 124};
 #define IGP02E1000_CABLE_LENGTH_TABLE_SIZE \
-	(sizeof(e1000_igp_2_cable_length_table) / \
-	 sizeof(e1000_igp_2_cable_length_table[0]))
+	ARRAY_SIZE(e1000_igp_2_cable_length_table)
 
 /**
  *  igb_check_reset_block - Check if PHY reset is blocked
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 3+ messages in thread

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2015-06-30  8:01 [PATCH 1/1] igb: Use ARRAY_SIZE instead fo sizeof(a)/sizeof(a[0]) Maninder Singh
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2015-06-30  4:55 Maninder Singh
2015-06-30  5:12 ` Joe Perches

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