'\" t
.\"     Title: scsi_execute
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: September 2017
.\"    Manual: SCSI mid layer
.\"    Source: Kernel Hackers Manual 4.12.13
.\"  Language: English
.\"
.TH "SCSI_EXECUTE" "9" "September 2017" "Kernel Hackers Manual 4\&.12\&" "SCSI mid layer"
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.SH "NAME"
scsi_execute \- insert request and wait for the result
.SH "SYNOPSIS"
.HP \w'int\ scsi_execute('u
.BI "int scsi_execute(struct\ scsi_device\ *\ " "sdev" ", const\ unsigned\ char\ *\ " "cmd" ", int\ " "data_direction" ", void\ *\ " "buffer" ", unsigned\ " "bufflen" ", unsigned\ char\ *\ " "sense" ", struct\ scsi_sense_hdr\ *\ " "sshdr" ", int\ " "timeout" ", int\ " "retries" ", u64\ " "flags" ", req_flags_t\ " "rq_flags" ", int\ *\ " "resid" ");"
.SH "ARGUMENTS"
.PP
\fIstruct scsi_device * sdev\fR
.RS 4
scsi device
.RE
.PP
\fIconst unsigned char * cmd\fR
.RS 4
scsi command
.RE
.PP
\fIint data_direction\fR
.RS 4
data direction
.RE
.PP
\fIvoid * buffer\fR
.RS 4
data buffer
.RE
.PP
\fIunsigned bufflen\fR
.RS 4
len of buffer
.RE
.PP
\fIunsigned char * sense\fR
.RS 4
optional sense buffer
.RE
.PP
\fIstruct scsi_sense_hdr * sshdr\fR
.RS 4
optional decoded sense header
.RE
.PP
\fIint timeout\fR
.RS 4
request timeout in seconds
.RE
.PP
\fIint retries\fR
.RS 4
number of times to retry request
.RE
.PP
\fIu64 flags\fR
.RS 4
flags for \->cmd_flags
.RE
.PP
\fIreq_flags_t rq_flags\fR
.RS 4
flags for \->rq_flags
.RE
.PP
\fIint * resid\fR
.RS 4
optional residual length
.RE
.SH "DESCRIPTION"
.PP
Returns the scsi_cmnd result field if a command was executed, or a negative Linux error code if we didn\*(Aqt get that far\&.
.SH "AUTHORS"
.PP
\fBJames Bottomley\fR <\&James.Bottomley@hansenpartnership.com\&>
.RS 4
Author.
.RE
.PP
\fBRob Landley\fR <\&rob@landley.net\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br