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NAME

rmalloc_wait - allocate space from a resource map, wait if necessary
 

SYNOPSIS

#include <sys/map.h>
#include <sys/ddi.h>



unsigned long rmalloc_wait(struct map *mp, size_t size);

INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI).  

PARAMETERS

mp

Pointer to the resource map from which space is to be allocated.

size

Number of units of space to allocate.

DESCRIPTION

The rmalloc_wait() function requests an allocation of space from a resource map. rmalloc_wait() is similar to the rmalloc(9F) function with the exception that it will wait for space to become available if necessary.  

RETURN VALUES

The rmalloc_wait() function returns the base of the allocated space.  

CONTEXT

This function can be called from user, interrupt, or kernel context. However, in most cases rmalloc_wait() should not be called from interrupt context.  

SEE ALSO

rmalloc(9F), rmallocmap(9F), rmfree(9F), rmfreemap(9F)

Writing Device Drivers

Index

NAME

SYNOPSIS

INTERFACE LEVEL

PARAMETERS

DESCRIPTION

RETURN VALUES

CONTEXT

SEE ALSO

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