Re: [PATCH] iwlwifi: pcie: make array 'prop' static, shrinks object size

Luciano Coelho
2018-09-04T06:07:47Z

On Tue, 2018-08-21 at 11:21 +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Don't populate the array prop on the stack but instead make it static.
> Makes the object code smaller by 30 bytes:
>
> Before:
> text data bss dec hex filename
> 80138 15382 576 96096 17760 drivers/net/wireless/intel/iwlwifi/pcie/trans.o
>
> After:
> text data bss dec hex filename
> 79948 15542 576 96066 17742 drivers/net/wireless/intel/iwlwifi/pcie/trans.o
>
> (gcc version 8.2.0 x86_64)
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
> index 7d319b6863fe..c7daf666ee21 100644
> --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
> +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
> @@ -1947,7 +1947,7 @@ static void iwl_trans_pcie_removal_wk(struct work_struct *wk)
> struct iwl_trans_pcie_removal *removal > container_of(wk, struct iwl_trans_pcie_removal, work);
> struct pci_dev *pdev = removal->pdev;
> - char *prop[] = {"EVENT=INACCESSIBLE", NULL};
> + static char *prop[] = {"EVENT=INACCESSIBLE", NULL};
>
> dev_err(&pdev->dev, "Device gone - attempting removal\n");
> kobject_uevent_env(&pdev->dev.kobj, KOBJ_CHANGE, prop);

Thanks! I pushed this to our internal tree and it will reach upstream
following our normal process.

--
Luca.