[PATCH v2] accel/amdxdna: Add missing include linux/slab.h

[Jacek Lawrynowicz]

Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz at linux.intel.com>

On 2/11/2025 2:53 AM, Su Hui wrote:
> When compiling without CONFIG_IA32_EMULATION, there can be some errors:
> 
> drivers/accel/amdxdna/amdxdna_mailbox.c: In function ‘mailbox_release_msg’:
> drivers/accel/amdxdna/amdxdna_mailbox.c:197:2: error: implicit declaration
> of function ‘kfree’.
>   197 |  kfree(mb_msg);
>       |  ^~~~~
> drivers/accel/amdxdna/amdxdna_mailbox.c: In function ‘xdna_mailbox_send_msg’:
> drivers/accel/amdxdna/amdxdna_mailbox.c:418:11: error:implicit declaration
> of function ‘kzalloc’.
>   418 |  mb_msg = kzalloc(sizeof(*mb_msg) + pkg_size, GFP_KERNEL);
>       |           ^~~~~~~
> 
> Add the missing include.
> 
> Fixes: b87f920b9344 ("accel/amdxdna: Support hardware mailbox")
> Signed-off-by: Su Hui <suhui at nfschina.com>
> Reviewed-by: Lizhi Hou <lizhi.hou at amd.com>
> ---
> v2:
>  - move the header to the include block above and keep it sorted(Jacek Lawrynowicz).
> 
>  drivers/accel/amdxdna/amdxdna_mailbox.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/accel/amdxdna/amdxdna_mailbox.c b/drivers/accel/amdxdna/amdxdna_mailbox.c
> index 814b16bb1953..e5301fac1397 100644
> --- a/drivers/accel/amdxdna/amdxdna_mailbox.c
> +++ b/drivers/accel/amdxdna/amdxdna_mailbox.c
> @@ -8,6 +8,7 @@
>  #include <linux/bitfield.h>
>  #include <linux/interrupt.h>
>  #include <linux/iopoll.h>
> +#include <linux/slab.h>
>  #include <linux/xarray.h>
>  
>  #define CREATE_TRACE_POINTS