Re: [RFC 4/8] scsi-ml: scsi_sgtable implementation

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Boaz Harrosh wrote:
>   - The old scsi_{alloc,free}_sgtable() is no longer exported. This will break scsi_sgt
>     which will need to be converted to new implementation.

Hi Tomo.

Just for completion of the RFC I would like to have A quick draft patch
that converts stgt to the proposed scsi_sgtable implementation. If you
are busy, I have looked, it should not be too difficult for me to do it.
Do you want that I try? or maybe you could do something quick?

I think a start would be

diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index f5a1dda..eecfe70 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -157,6 +157,9 @@ extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
 				 size_t *offset, size_t *len);
 extern void scsi_kunmap_atomic_sg(void *virt);
 
+extern struct scsi_sgtable *scsi_alloc_sgtable(int sg_count, gfp_t gfp_mask);
+extern void scsi_free_sgtable(struct scsi_sgtable *sgt);
+
 extern int scsi_dma_map(struct scsi_cmnd *cmd);
 extern void scsi_dma_unmap(struct scsi_cmnd *cmd);
 
-
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