345     uint32_t operation, uint32_t bufferOffset,  in IOStartPolledIO()  argument
364 	err = poller->startIO(operation, bufferOffset, deviceOffset, length, completion);  in IOStartPolledIO()
370 …vars, operation, bufferOffset, deviceOffset, length, operation, bufferOffset, deviceOffset, length…  in IOStartPolledIO()
853 		vars->bufferOffset = 0;  in IOPolledFilePollersSetup()
925 		copy = vars->bufferLimit - vars->bufferOffset;  in IOPolledFileWrite()
938 			__nosan_bcopy(bytes, vars->buffer + vars->bufferHalf + vars->bufferOffset, copy);  in IOPolledFileWrite()
940 			bcopy(bytes, vars->buffer + vars->bufferHalf + vars->bufferOffset, copy);  in IOPolledFileWrite()
944 			bzero(vars->buffer + vars->bufferHalf + vars->bufferOffset, copy);  in IOPolledFileWrite()
948 		vars->bufferOffset += copy;  in IOPolledFileWrite()
951 		if (flush && vars->bufferOffset) {  in IOPolledFileWrite()
952 			uint64_t offset = (vars->position - vars->bufferOffset  in IOPolledFileWrite()
954 			uint32_t length = (vars->bufferOffset);  in IOPolledFileWrite()
1012 			vars->extentRemaining -= vars->bufferOffset;  in IOPolledFileWrite()
1020 			vars->bufferOffset = 0;  in IOPolledFileWrite()
1076 		copy = vars->bufferLimit - vars->bufferOffset;  in IOPolledFileRead()
1083 			__nosan_bcopy(vars->buffer + vars->bufferHalf + vars->bufferOffset, bytes, copy);  in IOPolledFileRead()
1085 			bcopy(vars->buffer + vars->bufferHalf + vars->bufferOffset, bytes, copy);  in IOPolledFileRead()
1090 		vars->bufferOffset += copy;  in IOPolledFileRead()
1093 		if ((vars->bufferOffset == vars->bufferLimit) && (vars->position < vars->readEnd)) {  in IOPolledFileRead()
1144 			vars->bufferOffset = 0;  in IOPolledFileRead()