[PATCH 3/9] target: Make helpers non static for EXTENDED_COPY command setup

From: Nicholas A. Bellinger
Date: Thu Aug 22 2013 - 22:45:43 EST


From: Nicholas Bellinger <nab@xxxxxxxxxxxxx>

Both transport_generic_get_mem() and transport_generic_map_mem_to_cmd()
are required by EXTENDED_COPY logic when setting up internally
dispatched command descriptors, so go ahead and make both of these
non static.

Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Hannes Reinecke <hare@xxxxxxx>
Cc: Martin Petersen <martin.petersen@xxxxxxxxxx>
Cc: Chris Mason <chris.mason@xxxxxxxxxxxx>
Cc: Roland Dreier <roland@xxxxxxxxxxxxxxx>
Cc: Zach Brown <zab@xxxxxxxxxx>
Cc: James Bottomley <JBottomley@xxxxxxxxxxxxx>
Cc: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxx>
---
drivers/target/target_core_transport.c | 5 ++---
include/target/target_core_backend.h | 4 ++++
2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 3009cda..2f9c402 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -67,7 +67,6 @@ struct kmem_cache *t10_alua_tg_pt_gp_mem_cache;
static void transport_complete_task_attr(struct se_cmd *cmd);
static void transport_handle_queue_full(struct se_cmd *cmd,
struct se_device *dev);
-static int transport_generic_get_mem(struct se_cmd *cmd);
static int transport_put_cmd(struct se_cmd *cmd);
static void target_complete_ok_work(struct work_struct *work);

@@ -1254,7 +1253,7 @@ int transport_handle_cdb_direct(
}
EXPORT_SYMBOL(transport_handle_cdb_direct);

-static sense_reason_t
+sense_reason_t
transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *sgl,
u32 sgl_count, struct scatterlist *sgl_bidi, u32 sgl_bidi_count)
{
@@ -2164,7 +2163,7 @@ out:
return -ENOMEM;
}

-static int
+int
transport_generic_get_mem(struct se_cmd *cmd)
{
u32 length = cmd->data_length;
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index 77f25e0..9f07231 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -74,6 +74,10 @@ int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
/* core helpers also used by command snooping in pscsi */
void *transport_kmap_data_sg(struct se_cmd *);
void transport_kunmap_data_sg(struct se_cmd *);
+/* core helpers also used by xcopy during internal command setup */
+int transport_generic_get_mem(struct se_cmd *);
+sense_reason_t transport_generic_map_mem_to_cmd(struct se_cmd *,
+ struct scatterlist *, u32, struct scatterlist *, u32);

void array_free(void *array, int n);

--
1.7.2.5

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