NAME

geterror - return I/O error

SYNOPSIS

#include <sys/types.h>
#include <sys/buf.h>
#include <sys/ddi.h>
int geterror(struct buf *bp);

Architecture independent level 1 (DDI/DKI).

Pointer to a buf(9S) structure.

The geterror() function returns the error number from the error field of the buffer header structure.

An error number indicating the error condition of the I/O request is returned. If the I/O request completes successfully, 0 is returned.

The geterror() function can be called from user, interrupt, or kernel context.