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Searched refs:maxphys (Results 1 – 25 of 89) sorted by relevance

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/freebsd/sys/kern/
H A Dsubr_param.c101 u_long maxphys; /* max raw I/O transfer size */ variable
331 maxphys = MAXPHYS; in init_param2()
332 TUNABLE_ULONG_FETCH("kern.maxphys", &maxphys); in init_param2()
333 if (maxphys == 0) { in init_param2()
334 maxphys = MAXPHYS; in init_param2()
335 } else if (__bitcountl(maxphys) != 1) { /* power of two */ in init_param2()
336 if (flsl(maxphys) == NBBY * sizeof(maxphys)) in init_param2()
337 maxphys = MAXPHYS; in init_param2()
339 maxphys = 1UL << flsl(maxphys); in init_param2()
341 if (maxphys < PAGE_SIZE) in init_param2()
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H A Dkern_physio.c70 (uio->uio_resid > dev->si_iosize_max || uio->uio_resid > maxphys || in physio()
79 if (uio->uio_resid > maxphys) in physio()
80 uprintf("%s: request size=%zd > maxphys=%lu; " in physio()
82 uio->uio_resid, maxphys); in physio()
96 maxpages = btoc(MIN(uio->uio_resid, maxphys)) + 1; in physio()
146 if (bp->bio_length > maxphys) in physio()
147 bp->bio_length = maxphys; in physio()
H A Dkern_mib.c154 lvalue = maxphys; in sysctl_maxphys()
162 SYSCTL_PROC(_kern, KERN_MAXPHYS, maxphys, CTLTYPE_LONG | CTLFLAG_RDTUN |
166 SYSCTL_ULONG(_kern, KERN_MAXPHYS, maxphys,
168 &maxphys, 0, "Maximum block I/O access size");
/freebsd/sys/geom/eli/
H A Dg_eli_integrity.c350 if (cbp->bio_length > maxphys) { in g_eli_auth_write_done()
352 cbp2->bio_length = cbp->bio_length - maxphys; in g_eli_auth_write_done()
353 cbp2->bio_data = cbp->bio_data + maxphys; in g_eli_auth_write_done()
354 cbp2->bio_offset = cbp->bio_offset + maxphys; in g_eli_auth_write_done()
357 cbp->bio_length = maxphys; in g_eli_auth_write_done()
418 if (cbp->bio_length > maxphys) { in g_eli_auth_read()
420 cbp2->bio_length = cbp->bio_length - maxphys; in g_eli_auth_read()
421 cbp2->bio_data = cbp->bio_data + maxphys; in g_eli_auth_read()
422 cbp2->bio_offset = cbp->bio_offset + maxphys; in g_eli_auth_read()
425 cbp->bio_length = maxphys; in g_eli_auth_read()
/freebsd/usr.bin/tcopy/
H A Dtcopy.c73 unsigned long maxphys = 0; in main() local
74 size_t l_maxphys = sizeof maxphys; in main()
77 if (!sysctlbyname("kern.maxphys", &maxphys, &l_maxphys, NULL, 0)) in main()
78 maxblk = maxphys; in main()
/freebsd/sys/vm/
H A Dvm_init.c232 size = (long)nbuf * BKVASIZE + (long)bio_transient_maxcnt * maxphys; in vm_ksubmap_init()
252 size = (long)bio_transient_maxcnt * maxphys; in vm_ksubmap_init()
H A Dvnode_pager.c917 KASSERT(count <= atop(maxphys), in vnode_pager_generic_getpages()
1016 if (rbehind + rahead + count > atop(maxphys)) { in vnode_pager_generic_getpages()
1019 trim = rbehind + rahead + count - atop(maxphys) + 1; in vnode_pager_generic_getpages()
1030 KASSERT(rbehind + rahead + count <= atop(maxphys), in vnode_pager_generic_getpages()
1032 rbehind, rahead, count, maxphys)); in vnode_pager_generic_getpages()
1062 KASSERT(bp->b_npages <= atop(maxphys), in vnode_pager_generic_getpages()
/freebsd/sys/dev/isci/scil/
H A Dsci_controller_constants.h158 #define __MAXPHYS_ELEMENTS ((maxphys / PAGE_SIZE) + 1)
/freebsd/sys/geom/part/
H A Dg_part_gpt.c568 for (idx = 0; idx < sectors; idx += maxphys / pp->sectorsize) { in gpt_read_tbl()
569 size = (sectors - idx > maxphys / pp->sectorsize) ? maxphys: in gpt_read_tbl()
1280 for (index = 0; index < tblsz; index += maxphys / pp->sectorsize) { in g_part_gpt_write()
1284 (tblsz - index > maxphys / pp->sectorsize) ? maxphys : in g_part_gpt_write()
1302 for (index = 0; index < tblsz; index += maxphys / pp->sectorsize) { in g_part_gpt_write()
1306 (tblsz - index > maxphys / pp->sectorsize) ? maxphys : in g_part_gpt_write()
H A Dg_part_apm.c583 for (index = 0; index < tblsz; index += maxphys / pp->sectorsize) { in g_part_apm_write()
586 (tblsz - index > maxphys / pp->sectorsize) ? maxphys: in g_part_apm_write()
/freebsd/sys/dev/pms/freebsd/driver/ini/src/
H A Dagdef.h64 #define AGTIAPI_NSEGS (MIN(btoc(maxphys), 64) + 1)
/freebsd/sys/geom/virstor/
H A Dg_virstor.h42 #define VIRSTOR_MAP_BLOCK_ENTRIES (maxphys / VIRSTOR_MAP_ENTRY_SIZE)
/freebsd/sys/geom/shsec/
H A Dg_shsec.c114 g_shsec_maxmem = maxphys * 100; in g_shsec_init()
116 g_shsec_zone = uma_zcreate("g_shsec_zone", maxphys, NULL, NULL, NULL, in g_shsec_init()
118 g_shsec_maxmem -= g_shsec_maxmem % maxphys; in g_shsec_init()
119 uma_zone_set_max(g_shsec_zone, g_shsec_maxmem / maxphys); in g_shsec_init()
/freebsd/sys/geom/stripe/
H A Dg_stripe.c118 g_stripe_maxmem = maxphys * 100; in g_stripe_init()
120 g_stripe_zone = uma_zcreate("g_stripe_zone", maxphys, NULL, NULL, in g_stripe_init()
122 g_stripe_maxmem -= g_stripe_maxmem % maxphys; in g_stripe_init()
123 uma_zone_set_max(g_stripe_zone, g_stripe_maxmem / maxphys); in g_stripe_init()
629 * 2. Request size is less than or equal to maxphys, in g_stripe_start()
640 if (g_stripe_fast && bp->bio_length <= maxphys && in g_stripe_start()
/freebsd/sys/geom/label/
H A Dg_label_ntfs.c122 if (recsize <= 0 || recsize > maxphys || recsize % pp->sectorsize != 0) in g_label_ntfs_taste()
/freebsd/sys/dev/acpica/
H A Dacpi_pxm.c527 acpi_pxm_init(int ncpus, vm_paddr_t maxphys) in acpi_pxm_init() argument
537 maxphyaddr = maxphys; in acpi_pxm_init()
/freebsd/sys/dev/sdhci/
H A Dsdhci.c800 if (maxphys <= 1024 * 4)
802 else if (maxphys <= 1024 * 8)
804 else if (maxphys <= 1024 * 16)
806 else if (maxphys <= 1024 * 32)
808 else if (maxphys <= 1024 * 64)
810 else if (maxphys <= 1024 * 128)
812 else if (maxphys <= 1024 * 256)
2662 mmc_path_inq(&ccb->cpi, "Deglitch Networks", sim, maxphys);
/freebsd/sys/powerpc/mambo/
H A Dmambo_disk.c115 d->d_maxsize = maxphys; /* Maybe ask bridge? */ in mambodisk_attach()
/freebsd/sys/dev/virtio/block/
H A Dvirtio_blk.c347 if (blkcfg.size_max < maxphys) { in vtblk_attach()
385 maxphys, /* max request size */ in vtblk_attach()
387 maxphys, /* maxsegsize */ in vtblk_attach()
688 nsegs += MIN(blkcfg->seg_max, maxphys / PAGE_SIZE + 1); in vtblk_maximum_segments()
782 * which is typically greater than maxphys. Eventually we should in vtblk_alloc_disk()
783 * just advertise maxphys and split buffers that are too big. in vtblk_alloc_disk()
/freebsd/sys/dev/flash/
H A Dcqspi.c720 xdma_prep_sg(sc->xchan_tx, TX_QUEUE_SIZE, maxphys, 8, 16, 0, in cqspi_attach()
722 xdma_prep_sg(sc->xchan_rx, TX_QUEUE_SIZE, maxphys, 8, 16, 0, in cqspi_attach()
/freebsd/sys/fs/udf/
H A Dudf_vfsops.c328 if (mp->mnt_iosize_max > maxphys) in udf_mountfs()
329 mp->mnt_iosize_max = maxphys; in udf_mountfs()
/freebsd/sys/dev/md/
H A Dmd.c960 npages = atop(min(maxphys, round_page(len + (ma_offs & in mdstart_vnode()
964 KASSERT(npages <= atop(maxphys + PAGE_SIZE), in mdstart_vnode()
1494 sc->kva = kva_alloc(maxphys + PAGE_SIZE); in mdcreate_vnode()
1554 kva_free(sc->kva, maxphys + PAGE_SIZE); in mddestroy()
1703 if (sectsize > maxphys || mdr->md_mediasize < sectsize) in kern_mdattach_locked()
/freebsd/sys/cam/scsi/
H A Dscsi_sg.c324 else if (cpi.maxio > maxphys) in sgregister()
325 softc->maxio = maxphys; /* for safety */ in sgregister()
/freebsd/sys/fs/cd9660/
H A Dcd9660_vfsops.c241 if (mp->mnt_iosize_max > maxphys) in iso_mountfs()
242 mp->mnt_iosize_max = maxphys; in iso_mountfs()
/freebsd/sys/dev/siis/
H A Dsiis.h265 #define SIIS_SG_ENTRIES (roundup(btoc(maxphys), 4) + 1)

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