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Searched refs:buf_page (Results 1 – 2 of 2) sorted by relevance

/openbmc/linux/arch/powerpc/platforms/pseries/
H A Dpseries_energy.c193 u32 *buf_page; in get_best_energy_list() local
196 buf_page = (u32 *) get_zeroed_page(GFP_KERNEL); in get_best_energy_list()
197 if (!buf_page) in get_best_energy_list()
204 rc = plpar_hcall9(H_BEST_ENERGY, retbuf, flags, 0, __pa(buf_page), in get_best_energy_list()
207 free_page((unsigned long) buf_page); in get_best_energy_list()
213 cpu = drc_index_to_cpu(buf_page[2*i+1]); in get_best_energy_list()
223 free_page((unsigned long) buf_page); in get_best_energy_list()
/openbmc/qemu/hw/xen/
H A Dxen-hvm-common.c480 buffered_iopage_t *buf_page = state->buffered_io_page; in handle_buffered_iopage() local
486 if (!buf_page) { in handle_buffered_iopage()
496 uint32_t rdptr = buf_page->read_pointer, wrptr; in handle_buffered_iopage()
499 wrptr = buf_page->write_pointer; in handle_buffered_iopage()
501 if (rdptr != buf_page->read_pointer) { in handle_buffered_iopage()
507 buf_req = &buf_page->buf_ioreq[rdptr % IOREQ_BUFFER_SLOT_NUM]; in handle_buffered_iopage()
518 buf_req = &buf_page->buf_ioreq[(rdptr + 1) % in handle_buffered_iopage()
535 qatomic_add(&buf_page->read_pointer, qw + 1); in handle_buffered_iopage()