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Date: Wed, 27 Apr 2022 18:28:53 +1000
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Sumit Saxena <sumit.saxena@...adcom.com>
Cc: "Martin K. Petersen" <martin.petersen@...cle.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the scsi-mkp tree
Hi Sumit,
On Wed, 27 Apr 2022 13:10:57 +0530 Sumit Saxena <sumit.saxena@...adcom.com> wrote:
>
> Could you please try if the below patch fixes this build failure:
>
> From: Sumit Saxena <sumit.saxena@...adcom.com>
> Date: Wed, 27 Apr 2022 03:35:34 -0400
> Subject: [PATCH] uapi: include <linux/types.h> header in scsi_bsg_mpi3mr.h
>
> Signed-off-by: Sumit Saxena <sumit.saxena@...adcom.com>
> ---
> include/uapi/scsi/scsi_bsg_mpi3mr.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/include/uapi/scsi/scsi_bsg_mpi3mr.h
> b/include/uapi/scsi/scsi_bsg_mpi3mr.h
> index 46c33efcff19..a0ddad7d84f7 100644
> --- a/include/uapi/scsi/scsi_bsg_mpi3mr.h
> +++ b/include/uapi/scsi/scsi_bsg_mpi3mr.h
> @@ -10,6 +10,8 @@
> #ifndef SCSI_BSG_MPI3MR_H_INCLUDED
> #define SCSI_BSG_MPI3MR_H_INCLUDED
>
> +#include <linux/types.h>
> +
> /* Definitions for BSG commands */
> #define MPI3MR_IOCTL_VERSION 0x06
It does not, because the uapi headers should only use the __ prefixed
versions of the kernel data types (u8 etc) and need to include
stdint.h in the not __KERNEL__ case for unint8_t etc.
So ... (this needs white space cleanups - you should probably use TAB
characters before the field names.)
diff --git a/include/uapi/scsi/scsi_bsg_mpi3mr.h b/include/uapi/scsi/scsi_bsg_mpi3mr.h
index 6d866256f924..5167d4da478a 100644
--- a/include/uapi/scsi/scsi_bsg_mpi3mr.h
+++ b/include/uapi/scsi/scsi_bsg_mpi3mr.h
@@ -10,6 +10,11 @@
#ifndef SCSI_BSG_MPI3MR_H_INCLUDED
#define SCSI_BSG_MPI3MR_H_INCLUDED
+#ifndef __KERNEL__
+#include <stdint.h>
+#endif
+#include <linux/types.h>
+
/* Definitions for BSG commands */
#define MPI3MR_IOCTL_VERSION 0x06
@@ -94,12 +99,12 @@ enum command {
*/
struct mpi3_driver_info_layout {
__le32 information_length;
- u8 driver_signature[12];
- u8 os_name[16];
- u8 os_version[12];
- u8 driver_name[20];
- u8 driver_version[32];
- u8 driver_release_date[20];
+ __u8 driver_signature[12];
+ __u8 os_name[16];
+ __u8 os_version[12];
+ __u8 driver_name[20];
+ __u8 driver_version[32];
+ __u8 driver_release_date[20];
__le32 driver_capabilities;
};
@@ -461,11 +466,11 @@ struct mpi3mr_bsg_packet {
struct mpi3_nvme_encapsulated_request {
__le16 host_tag;
- u8 ioc_use_only02;
- u8 function;
+ __u8 ioc_use_only02;
+ __u8 function;
__le16 ioc_use_only04;
- u8 ioc_use_only06;
- u8 msg_flags;
+ __u8 ioc_use_only06;
+ __u8 msg_flags;
__le16 change_count;
__le16 dev_handle;
__le16 encapsulated_command_length;
@@ -477,11 +482,11 @@ struct mpi3_nvme_encapsulated_request {
struct mpi3_nvme_encapsulated_error_reply {
__le16 host_tag;
- u8 ioc_use_only02;
- u8 function;
+ __u8 ioc_use_only02;
+ __u8 function;
__le16 ioc_use_only04;
- u8 ioc_use_only06;
- u8 msg_flags;
+ __u8 ioc_use_only06;
+ __u8 msg_flags;
__le16 ioc_use_only08;
__le16 ioc_status;
__le32 ioc_log_info;
@@ -499,20 +504,20 @@ struct mpi3_nvme_encapsulated_error_reply {
/* MPI3: task management related definitions */
struct mpi3_scsi_task_mgmt_request {
__le16 host_tag;
- u8 ioc_use_only02;
- u8 function;
+ __u8 ioc_use_only02;
+ __u8 function;
__le16 ioc_use_only04;
- u8 ioc_use_only06;
- u8 msg_flags;
+ __u8 ioc_use_only06;
+ __u8 msg_flags;
__le16 change_count;
__le16 dev_handle;
__le16 task_host_tag;
- u8 task_type;
- u8 reserved0f;
+ __u8 task_type;
+ __u8 reserved0f;
__le16 task_request_queue_id;
__le16 reserved12;
__le32 reserved14;
- u8 lun[8];
+ __u8 lun[8];
};
#define MPI3_SCSITASKMGMT_MSGFLAGS_DO_NOT_SEND_TASK_IU (0x08)
@@ -528,11 +533,11 @@ struct mpi3_scsi_task_mgmt_request {
#define MPI3_SCSITASKMGMT_TASKTYPE_I_T_NEXUS_RESET (0x0b)
struct mpi3_scsi_task_mgmt_reply {
__le16 host_tag;
- u8 ioc_use_only02;
- u8 function;
+ __u8 ioc_use_only02;
+ __u8 function;
__le16 ioc_use_only04;
- u8 ioc_use_only06;
- u8 msg_flags;
+ __u8 ioc_use_only06;
+ __u8 msg_flags;
__le16 ioc_use_only08;
__le16 ioc_status;
__le32 ioc_log_info;
--
Cheers,
Stephen Rothwell
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