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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-03-13 11:19:36 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-04-07 12:18:57 -0500
commit1c353f7d616a4ef04b5e73fe7a2184baa039f06f (patch)
treea5401c83e6cad369d72abcbd06ad55620346d242 /include/scsi
parente507e30b803fb56d768ed9a597e7609b74d2db21 (diff)
[SCSI] export command allocation and freeing functions independently of the host
This is needed by things like USB storage that want to set up static commands for later use at start of day. Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_cmnd.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index b260be6d0d7..8d20e60a94b 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -130,6 +130,9 @@ extern void scsi_release_buffers(struct scsi_cmnd *cmd);
extern int scsi_dma_map(struct scsi_cmnd *cmd);
extern void scsi_dma_unmap(struct scsi_cmnd *cmd);
+struct scsi_cmnd *scsi_allocate_command(gfp_t gfp_mask);
+void scsi_free_command(gfp_t gfp_mask, struct scsi_cmnd *cmd);
+
static inline unsigned scsi_sg_count(struct scsi_cmnd *cmd)
{
return cmd->sdb.table.nents;