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block: remove unrelated header files and export symbol

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Fix up the following items:

 - remove unrelated header files.
 - export interface function.
 - modify function cmdline_parts_parse return value, this will make
   it more friendly for the caller.

Signed-off-by: CaiZhiyong <[email protected]>
Cc: Ezequiel Garcia <[email protected]>
CC: Brian Norris <[email protected]>
Cc: "Wanglin (Albert)" <[email protected]>
Cc: Artem Bityutskiy <[email protected]>
Cc: Karel Zak <[email protected]>
Cc: Shmulik Ladkani <[email protected]>
Cc: David Woodhouse <[email protected]>
Cc: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
CaiZhiyong authored and Jens Axboe committed 2014-01-21 20:18:26 -08:00
1 parent 6753471c0c
commit bca266b388
2 files changed
+15 -11
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block/cmdline-parser.c
+11 -7
View File
@@ -4,8 +4,7 @@
* Written by Cai Zhiyong <[email protected]>
*
*/
#include <linux/buffer_head.h>
#include <linux/module.h>
#include <linux/export.h>
#include <linux/cmdline-parser.h>
static int parse_subpart(struct cmdline_subpart **subpart, char *partdef)
@@ -159,6 +158,7 @@ void cmdline_parts_free(struct cmdline_parts **parts)
*parts = next_parts;
}
}
EXPORT_SYMBOL(cmdline_parts_free);
int cmdline_parts_parse(struct cmdline_parts **parts, const char *cmdline)
{
@@ -206,6 +206,7 @@ fail:
cmdline_parts_free(parts);
goto done;
}
EXPORT_SYMBOL(cmdline_parts_parse);
struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts,
const char *bdev)
@@ -214,17 +215,17 @@ struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts,
parts = parts->next_parts;
return parts;
}
EXPORT_SYMBOL(cmdline_parts_find);
/*
* add_part()
* 0 success.
* 1 can not add so many partitions.
*/
void cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
int slot,
int (*add_part)(int, struct cmdline_subpart *, void *),
void *param)
int cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
int slot,
int (*add_part)(int, struct cmdline_subpart *, void *),
void *param)
{
sector_t from = 0;
struct cmdline_subpart *subpart;
@@ -247,4 +248,7 @@ void cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
if (add_part(slot, subpart, param))
break;
}
return slot;
}
EXPORT_SYMBOL(cmdline_parts_set);
include/linux/cmdline-parser.h
+4 -4
View File
@@ -37,9 +37,9 @@ int cmdline_parts_parse(struct cmdline_parts **parts, const char *cmdline);
struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts,
const char *bdev);
void cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
int slot,
int (*add_part)(int, struct cmdline_subpart *, void *),
void *param);
int cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
int slot,
int (*add_part)(int, struct cmdline_subpart *, void *),
void *param);
#endif /* CMDLINEPARSEH */