Searched refs:zeropage (Results 1 - 8 of 8) sorted by relevance

/linux-master/arch/sh/boot/romimage/
H A DMakefile8 targets := vmlinux head.o zeropage.bin piggy.o
24 $(obj)/zeropage.bin: vmlinux FORCE
29 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/zeropage.bin arch/sh/boot/zImage FORCE
/linux-master/drivers/spi/
H A Dspi-ep93xx.c83 * @zeropage: dummy page used as RX buffer when only TX buffer is passed in by
99 void *zeropage; member in struct:ep93xx_spi
317 * because we are using @espi->zeropage to provide a zero RX buffer
342 sg_set_page(sg, virt_to_page(espi->zeropage),
592 espi->zeropage = (void *)get_zeroed_page(GFP_KERNEL);
593 if (!espi->zeropage)
627 free_page((unsigned long)espi->zeropage);
643 if (espi->zeropage)
644 free_page((unsigned long)espi->zeropage);
/linux-master/tools/testing/selftests/mm/
H A Duffd-stress.c49 static char *zeropage; variable
258 zeropage = area;
259 bzero(zeropage, page_size);
311 * next bounce, effectively leaving a zeropage in the
H A Duffd-unit-tests.c889 if (uffdio_zeropage->zeropage != -EEXIST)
891 (int64_t)uffdio_zeropage->zeropage);
894 (int64_t)uffdio_zeropage->zeropage);
908 res = uffdio_zeropage.zeropage;
910 /* real retval in ufdio_zeropage.zeropage */
928 * Registers a range with MISSING mode only for zeropage test. Return true
939 err("zeropage register fail");
1264 * Note that _UFFDIO_ZEROPAGE is tested separately in the zeropage test.
1334 .name = "zeropage",
/linux-master/include/uapi/linux/
H A Duserfaultfd.h302 * "zeropage" is written by the ioctl and must be at the end:
305 __s64 zeropage; member in struct:uffdio_zeropage
/linux-master/arch/parisc/include/asm/
H A Dpage.h177 #define PAGE0 ((struct zeropage *)absolute_pointer(__PAGE_OFFSET))
/linux-master/arch/parisc/include/uapi/asm/
H A Dpdc.h395 struct zeropage { struct
/linux-master/fs/
H A Duserfaultfd.c1759 /* don't copy "zeropage" last field */
1778 if (unlikely(put_user(ret, &user_uffdio_zeropage->zeropage)))

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