Re: [PATCH] IB/hfi1: Constify struct flag_table

From: Jason Gunthorpe
Date: Mon Jul 15 2024 - 09:30:09 EST


On Sun, Jul 14, 2024 at 02:15:25PM +0200, Christophe JAILLET wrote:
> 'struct flag_table' are not modified in this driver.
>
> Constifying this structure moves some data to a read-only section, so
> increase overall security.
>
> On a x86_64, with allmodconfig:
> Before:
> ======
> text data bss dec hex filename
> 302932 40271 112 343315 53d13 drivers/infiniband/hw/hfi1/chip.o
>
> After:
> =====
> text data bss dec hex filename
> 311636 31567 112 343315 53d13 drivers/infiniband/hw/hfi1/chip.o
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
> Compile tested-only.
> ---
> drivers/infiniband/hw/hfi1/chip.c | 30 +++++++++++++++---------------
> 1 file changed, 15 insertions(+), 15 deletions(-)

Applied to for-next

Thanks,
Jason