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dm table: remove unused dm_create_error_table

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dm_create_error_table() was added in kernel 2.6.18 and never used...

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Adrian Bunk 2008-04-24 22:10:56 +01:00 committed by Alasdair G Kergon
parent e8488d0858
commit 4fdfe401e9
2 changed files with 0 additions and 44 deletions
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38
drivers/md/dm-table.c
View File

@ -245,44 +245,6 @@ int dm_table_create(struct dm_table **result, int mode,
return 0; return 0;
} }
int dm_create_error_table(struct dm_table **result, struct mapped_device *md)
{
struct dm_table *t;
sector_t dev_size = 1;
int r;
/*
* Find current size of device.
* Default to 1 sector if inactive.
*/
t = dm_get_table(md);
if (t) {
dev_size = dm_table_get_size(t);
dm_table_put(t);
}
r = dm_table_create(&t, FMODE_READ, 1, md);
if (r)
return r;
r = dm_table_add_target(t, "error", 0, dev_size, NULL);
if (r)
goto out;
r = dm_table_complete(t);
if (r)
goto out;
*result = t;
out:
if (r)
dm_table_put(t);
return r;
}
EXPORT_SYMBOL_GPL(dm_create_error_table);
static void free_devices(struct list_head *devices) static void free_devices(struct list_head *devices)
{ {
struct list_head *tmp, *next; struct list_head *tmp, *next;

6
include/linux/device-mapper.h
View File

@ -252,12 +252,6 @@ void dm_table_event(struct dm_table *t);
*/ */
int dm_swap_table(struct mapped_device *md, struct dm_table *t); int dm_swap_table(struct mapped_device *md, struct dm_table *t);
/*
* Prepare a table for a device that will error all I/O.
* To make it active, call dm_suspend(), dm_swap_table() then dm_resume().
*/
int dm_create_error_table(struct dm_table **result, struct mapped_device *md);
/*----------------------------------------------------------------- /*-----------------------------------------------------------------
* Macros. * Macros.
*---------------------------------------------------------------*/ *---------------------------------------------------------------*/