SCSI_DMA_MAP
Section: SCSI mid layer (9)
Updated: February 2011
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NAME
scsi_dma_map - perform DMA mapping against command's sg lists
SYNOPSIS
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int scsi_dma_map(struct scsi_cmnd * cmd);
ARGUMENTS
cmd
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- scsi command
DESCRIPTION
Returns the number of sg lists actually used, zero if the sg lists is NULL, or -ENOMEM if the mapping failed.
AUTHORS
James Bottomley <James.Bottomley@hansenpartnership.com>
-
Author.
Rob Landley <rob@landley.net>
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Author.
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