[PATCH] coresight: syscfg: Add initial configfs support

[Jian Cai]

Please ignore this patch. The title is incorrect, I've updated and
resented it at https://lore.kernel.org/lkml/20210825222514.2107728-1-jiancai@google.com/.
Sorry for any inconveniences.

Jian



On Wed, Aug 25, 2021 at 3:20 PM Jian Cai <jiancai at google.com> wrote:
>
> This fixes build failures with -Wimplicit-function-declaration, e.g.
>
> ^[[1m/mnt/host/source/src/third_party/kernel/v5.4/drivers/hwtracing/coresight/coresight-syscfg.c:455:15: ^[[0m^[[0;1;31merror: ^[[0m^[[1mimplicit declaration of function 'kzalloc' [-Werror,-Wimplicit-function-declaration]^[[0m
>         csdev_item = kzalloc(sizeof(struct cscfg_registered_csdev), GFP_KERNEL);
> ^[[0;1;32m                     ^
>
> Signed-off-by: Jian Cai <jiancai at google.com>
> ---
>  drivers/hwtracing/coresight/coresight-syscfg.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hwtracing/coresight/coresight-syscfg.c b/drivers/hwtracing/coresight/coresight-syscfg.c
> index fc0760f55c53..43054568430f 100644
> --- a/drivers/hwtracing/coresight/coresight-syscfg.c
> +++ b/drivers/hwtracing/coresight/coresight-syscfg.c
> @@ -5,6 +5,7 @@
>   */
>
>  #include <linux/platform_device.h>
> +#include <linux/slab.h>
>
>  #include "coresight-config.h"
>  #include "coresight-etm-perf.h"
> --
> 2.33.0.259.gc128427fd7-goog
>