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Subject[PATCH 19/98] dm-log-userspace.h: use __u32, __s32 and __u64 from linux/types.h
Date
Fixes userspace compilation errors like:

linux/dm-log-userspace.h:416:2: error: unknown type name ‘uint64_t’

Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
---
include/uapi/linux/dm-log-userspace.h | 43 ++++++++++++++++++-----------------
1 file changed, 22 insertions(+), 21 deletions(-)

diff --git a/include/uapi/linux/dm-log-userspace.h b/include/uapi/linux/dm-log-userspace.h
index 0fa0d9e..c5ff216 100644
--- a/include/uapi/linux/dm-log-userspace.h
+++ b/include/uapi/linux/dm-log-userspace.h
@@ -7,6 +7,7 @@
#ifndef __DM_LOG_USERSPACE_H__
#define __DM_LOG_USERSPACE_H__

+#include <linux/types.h>
#include <linux/dm-ioctl.h> /* For DM_UUID_LEN */

/*
@@ -147,12 +148,12 @@

/*
* DM_ULOG_GET_REGION_SIZE corresponds to (found in dm-dirty-log.h):
- * uint32_t (*get_region_size)(struct dm_dirty_log *log);
+ * __u32 (*get_region_size)(struct dm_dirty_log *log);
*
* Payload-to-userspace:
* None.
* Payload-to-kernel:
- * uint64_t - contains the region size
+ * __u64 - contains the region size
*
* The region size is something that was determined at constructor time.
* It is returned in the payload area and 'data_size' is set to
@@ -168,11 +169,11 @@
* int (*is_clean)(struct dm_dirty_log *log, region_t region);
*
* Payload-to-userspace:
- * uint64_t - the region to get clean status on
+ * __u64 - the region to get clean status on
* Payload-to-kernel:
* int64_t - 1 if clean, 0 otherwise
*
- * Payload is sizeof(uint64_t) and contains the region for which the clean
+ * Payload is sizeof(__u64) and contains the region for which the clean
* status is being made.
*
* When the request has been processed, user-space must return the
@@ -187,7 +188,7 @@
* int can_block);
*
* Payload-to-userspace:
- * uint64_t - the region to get sync status on
+ * __u64 - the region to get sync status on
* Payload-to-kernel:
* int64_t - 1 if in-sync, 0 otherwise
*
@@ -203,7 +204,7 @@
* Payload-to-userspace:
* If the 'integrated_flush' directive is present in the constructor
* table, the payload is as same as DM_ULOG_MARK_REGION:
- * uint64_t [] - region(s) to mark
+ * __u64 [] - region(s) to mark
* else
* None
* Payload-to-kernel:
@@ -225,13 +226,13 @@
* void (*mark_region)(struct dm_dirty_log *log, region_t region);
*
* Payload-to-userspace:
- * uint64_t [] - region(s) to mark
+ * __u64 [] - region(s) to mark
* Payload-to-kernel:
* None.
*
* Incoming payload contains the one or more regions to mark dirty.
* The number of regions contained in the payload can be determined from
- * 'data_size/sizeof(uint64_t)'.
+ * 'data_size/sizeof(__u64)'.
*
* When the request has been processed, user-space must return the
* dm_ulog_request to the kernel - setting the 'error' field and clearing
@@ -244,13 +245,13 @@
* void (*clear_region)(struct dm_dirty_log *log, region_t region);
*
* Payload-to-userspace:
- * uint64_t [] - region(s) to clear
+ * __u64 [] - region(s) to clear
* Payload-to-kernel:
* None.
*
* Incoming payload contains the one or more regions to mark clean.
* The number of regions contained in the payload can be determined from
- * 'data_size/sizeof(uint64_t)'.
+ * 'data_size/sizeof(__u64)'.
*
* When the request has been processed, user-space must return the
* dm_ulog_request to the kernel - setting the 'error' field and clearing
@@ -267,7 +268,7 @@
* Payload-to-kernel:
* {
* int64_t i; -- 1 if recovery necessary, 0 otherwise
- * uint64_t r; -- The region to recover if i=1
+ * __u64 r; -- The region to recover if i=1
* }
* 'data_size' should be set appropriately.
*
@@ -283,7 +284,7 @@
*
* Payload-to-userspace:
* {
- * uint64_t - region to set sync state on
+ * __u64 - region to set sync state on
* int64_t - 0 if not-in-sync, 1 if in-sync
* }
* Payload-to-kernel:
@@ -302,7 +303,7 @@
* Payload-to-userspace:
* None.
* Payload-to-kernel:
- * uint64_t - the number of in-sync regions
+ * __u64 - the number of in-sync regions
*
* No incoming payload. Kernel-bound payload contains the number of
* regions that are in-sync (in a size_t).
@@ -350,11 +351,11 @@
* int (*is_remote_recovering)(struct dm_dirty_log *log, region_t region);
*
* Payload-to-userspace:
- * uint64_t - region to determine recovery status on
+ * __u64 - region to determine recovery status on
* Payload-to-kernel:
* {
* int64_t is_recovering; -- 0 if no, 1 if yes
- * uint64_t in_sync_hint; -- lowest region still needing resync
+ * __u64 in_sync_hint; -- lowest region still needing resync
* }
*
* When the request has been processed, user-space must return the
@@ -413,16 +414,16 @@ struct dm_ulog_request {
* differentiate between logs that are being swapped and have the
* same 'uuid'. (Think "live" and "inactive" device-mapper tables.)
*/
- uint64_t luid;
+ __u64 luid;
char uuid[DM_UUID_LEN];
char padding[3]; /* Padding because DM_UUID_LEN = 129 */

- uint32_t version; /* See DM_ULOG_REQUEST_VERSION */
- int32_t error; /* Used to report back processing errors */
+ __u32 version; /* See DM_ULOG_REQUEST_VERSION */
+ __s32 error; /* Used to report back processing errors */

- uint32_t seq; /* Sequence number for request */
- uint32_t request_type; /* DM_ULOG_* defined above */
- uint32_t data_size; /* How much data (not including this struct) */
+ __u32 seq; /* Sequence number for request */
+ __u32 request_type; /* DM_ULOG_* defined above */
+ __u32 data_size; /* How much data (not including this struct) */

char data[0];
};
--
2.1.4


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