SPI_POPULATE_TAG_MSG(9)                   SCSI mid layer                  SPI_POPULATE_TAG_MSG(9)



NAME
       spi_populate_tag_msg - place a tag message in a buffer

SYNOPSIS
       int spi_populate_tag_msg(unsigned char * msg, struct scsi_cmnd * cmd);

ARGUMENTS
       msg
           pointer to the area to place the tag

       cmd
           pointer to the scsi command for the tag

NOTES
       designed to create the correct type of tag message for the particular request. Returns the
       size of the tag message. May return 0 if TCQ is disabled for this device.

AUTHORS
       James Bottomley <James.Bottomley AT hansenpartnership.com>
           Author.

       Rob Landley <rob AT landley.net>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   SPI_POPULATE_TAG_MSG(9)