Patch name: dm-snap-rename-exception_table-to-dm_exception_table.patch
Rename exception_table for broader use outside dm-snap.c
Signed-off-by: Jonathan Brassow <jbrassow@xxxxxxxxxx>
Index: linux-2.6/drivers/md/dm-snap.c
===================================================================
--- linux-2.6.orig/drivers/md/dm-snap.c
+++ linux-2.6/drivers/md/dm-snap.c
@@ -50,7 +50,7 @@
#define DM_TRACKED_CHUNK_HASH(x) ((unsigned long)(x) & \
(DM_TRACKED_CHUNK_HASH_SIZE - 1))
-struct exception_table {
+struct dm_exception_table {
uint32_t hash_mask;
unsigned hash_shift;
struct list_head *table;
@@ -74,8 +74,8 @@ struct dm_snapshot {
atomic_t pending_exceptions_count;
- struct exception_table pending;
- struct exception_table complete;
+ struct dm_exception_table pending;
+ struct dm_exception_table complete;
/*
* pe_lock protects all pending_exception operations and access
@@ -347,7 +347,7 @@ static void unregister_snapshot(struct d
* The lowest hash_shift bits of the chunk number are ignored, allowing
* some consecutive chunks to be grouped together.
*/
-static int init_exception_table(struct exception_table *et, uint32_t size,
+static int init_exception_table(struct dm_exception_table *et, uint32_t size,
unsigned hash_shift)
{
unsigned int i;
@@ -364,7 +364,7 @@ static int init_exception_table(struct e
return 0;
}
-static void exit_exception_table(struct exception_table *et,
+static void exit_exception_table(struct dm_exception_table *et,
struct kmem_cache *mem)
{
struct list_head *slot;
@@ -382,12 +382,12 @@ static void exit_exception_table(struct
vfree(et->table);
}
-static uint32_t exception_hash(struct exception_table *et, chunk_t chunk)
+static uint32_t exception_hash(struct dm_exception_table *et, chunk_t chunk)
{
return (chunk >> et->hash_shift) & et->hash_mask;
}
-static void insert_exception(struct exception_table *eh,
+static void insert_exception(struct dm_exception_table *eh,
struct dm_exception *e)
{
struct list_head *l = &eh->table[exception_hash(eh, e->old_chunk)];
@@ -403,7 +403,7 @@ static void remove_exception(struct dm_e
* Return the exception data for a sector, or NULL if not
* remapped.
*/
-static struct dm_exception *lookup_exception(struct exception_table *et,
+static struct dm_exception *lookup_exception(struct dm_exception_table *et,
chunk_t chunk)
{
struct list_head *slot;
@@ -457,7 +457,7 @@ static void free_pending_exception(struc
static void insert_completed_exception(struct dm_snapshot *s,
struct dm_exception *new_e)
{
- struct exception_table *eh = &s->complete;
+ struct dm_exception_table *eh = &s->complete;
struct list_head *l;
struct dm_exception *e = NULL;
--
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