xref: /titanic_41/usr/src/man/man9f/ldi_strategy.9f (revision 4445fffbbb1ea25fd0e9ea68b9380dd7a6709025)
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LDI_STRATEGY 9F "Jun 3, 2003"
NAME
ldi_strategy - Device strategy request
SYNOPSIS

#include <sys/sunldi.h>

int ldi_strategy(ldi_handle_t lh,  struct buf *bp);
PARAMETERS
lh

Layered handle.

bp

Pointer to the buf(9S) structure.

DESCRIPTION

The ldi_strategy() function passes a strategy request to the device entry point for the device specified by the layered handle. This operation is supported for block devices.

RETURN VALUES

The ldi_strategy() function returns 0 if the strategy request has been passed on to the target device. Other possible return values are: EINVAL

Invalid input parameters.

ENOTSUP

Operation is not supported for this device.

Once the request has been passed on to the target devices strategy entry point, any further errors will be reported by bioerror(9F) and biodone(9F). See the strategy(9E) entry point for more information.

CONTEXT

This function may be called from user or kernel context.