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.TH "BIO_ALLOC" "" "06 October 2005" "" ""

.SH NAME
bio_alloc \- allocate a bio for I/O
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
struct bio * bio_alloc  (int \fIgfp_mask\fB, int \fInr_iovecs\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIgfp_mask\fB\fR
the GFP_ mask given to the slab allocator
.TP
\fB\fInr_iovecs\fB\fR
number of iovecs to pre-allocate
.SH "DESCRIPTION"
.PP
bio_alloc will first try it's on mempool to satisfy the allocation.
If __GFP_WAIT is set then we will block on the internal pool waiting
for a &struct bio to become free.