Searched refs:ra_pages (Results 1 - 26 of 26) sorted by relevance

/linux-4.1.27/mm/
H A Dfadvise.c82 f.file->f_ra.ra_pages = bdi->ra_pages; SYSCALL_DEFINE4()
93 f.file->f_ra.ra_pages = bdi->ra_pages * 2; SYSCALL_DEFINE4()
H A Dreadahead.c30 ra->ra_pages = inode_to_bdi(mapping->host)->ra_pages; file_ra_state_init()
383 unsigned long max = max_sane_readahead(ra->ra_pages); ondemand_readahead()
494 if (!ra->ra_pages) page_cache_sync_readahead()
530 if (!ra->ra_pages) page_cache_async_readahead()
H A Dbacking-dev.c154 bdi->ra_pages = read_ahead_kb >> (PAGE_SHIFT - 10); read_ahead_kb_store()
171 BDI_SHOW(read_ahead_kb, K(bdi->ra_pages))
H A Dfilemap.c1445 ra->ra_pages /= 4; shrink_readahead_size_eio()
1783 unsigned long ra_pages; do_sync_mmap_readahead() local
1789 if (!ra->ra_pages) do_sync_mmap_readahead()
1794 ra->ra_pages); do_sync_mmap_readahead()
1812 ra_pages = max_sane_readahead(ra->ra_pages); do_sync_mmap_readahead()
1813 ra->start = max_t(long, 0, offset - ra_pages / 2); do_sync_mmap_readahead()
1814 ra->size = ra_pages; do_sync_mmap_readahead()
1815 ra->async_size = ra_pages / 4; do_sync_mmap_readahead()
1838 page, offset, ra->ra_pages); do_async_mmap_readahead()
/linux-4.1.27/fs/exofs/
H A Dsuper.c505 unsigned ra_pages = layout->group_width * layout->stripe_unit / __ra_pages() local
509 ra_pages *= 2; /* two stripes */ __ra_pages()
510 if (ra_pages < _MIN_RA) __ra_pages()
511 ra_pages = roundup(_MIN_RA, ra_pages / 2); __ra_pages()
513 if (ra_pages > max_io_pages) __ra_pages()
514 ra_pages = max_io_pages; __ra_pages()
516 return ra_pages; __ra_pages()
812 sbi->bdi.ra_pages = __ra_pages(&sbi->layout); exofs_fill_super()
/linux-4.1.27/fs/fuse/
H A Dinode.c846 unsigned long ra_pages; process_init_reply() local
851 ra_pages = arg->max_readahead / PAGE_CACHE_SIZE; process_init_reply()
888 ra_pages = fc->max_read / PAGE_CACHE_SIZE; process_init_reply()
893 fc->bdi.ra_pages = min(fc->bdi.ra_pages, ra_pages); process_init_reply()
909 arg->max_readahead = fc->bdi.ra_pages * PAGE_CACHE_SIZE; fuse_send_init()
941 fc->bdi.ra_pages = (VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE; fuse_bdi_init()
/linux-4.1.27/block/
H A Dioctl.c359 return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512); blkdev_ioctl()
387 bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE; blkdev_ioctl()
H A Dblk-sysfs.c77 unsigned long ra_kb = q->backing_dev_info.ra_pages << queue_ra_show()
92 q->backing_dev_info.ra_pages = ra_kb >> (PAGE_CACHE_SHIFT - 10); queue_ra_store()
H A Dcompat_ioctl.c713 (bdi->ra_pages * PAGE_CACHE_SIZE) / 512); compat_blkdev_ioctl()
732 bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE; compat_blkdev_ioctl()
H A Dblk-core.c622 q->backing_dev_info.ra_pages = blk_alloc_queue_node()
/linux-4.1.27/drivers/md/
H A Draid0.c466 * If an individual device has an ra_pages greater than the
473 if (mddev->queue->backing_dev_info.ra_pages < 2* stripe)
474 mddev->queue->backing_dev_info.ra_pages = 2* stripe;
H A Draid10.c3752 if (mddev->queue->backing_dev_info.ra_pages < 2 * stripe)
3753 mddev->queue->backing_dev_info.ra_pages = 2 * stripe;
4549 if (conf->mddev->queue->backing_dev_info.ra_pages < 2 * stripe) end_reshape()
4550 conf->mddev->queue->backing_dev_info.ra_pages = 2 * stripe; end_reshape()
H A Draid5.c6902 if (mddev->queue->backing_dev_info.ra_pages < 2 * stripe)
6903 mddev->queue->backing_dev_info.ra_pages = 2 * stripe;
7451 if (conf->mddev->queue->backing_dev_info.ra_pages < 2 * stripe) end_reshape()
7452 conf->mddev->queue->backing_dev_info.ra_pages = 2 * stripe; end_reshape()
/linux-4.1.27/fs/ceph/
H A Dsuper.c895 /* set ra_pages based on rasize mount option? */ ceph_register_bdi()
897 fsc->backing_dev_info.ra_pages = ceph_register_bdi()
901 fsc->backing_dev_info.ra_pages = ceph_register_bdi()
/linux-4.1.27/include/linux/
H A Dbacking-dev.h64 unsigned long ra_pages; /* max readahead in PAGE_CACHE_SIZE units */ member in struct:backing_dev_info
H A Dfs.h815 unsigned int ra_pages; /* Maximum readahead window */ member in struct:file_ra_state
/linux-4.1.27/fs/9p/
H A Dvfs_super.c90 sb->s_bdi->ra_pages = (VM_MAX_READAHEAD * 1024)/PAGE_CACHE_SIZE; v9fs_fill_super()
/linux-4.1.27/drivers/block/aoe/
H A Daoeblk.c400 q->backing_dev_info.ra_pages = READ_AHEAD / PAGE_CACHE_SIZE; aoeblk_gdalloc()
/linux-4.1.27/drivers/md/bcache/
H A Dsuper.c1161 dc->disk.disk->queue->backing_dev_info.ra_pages = cached_dev_init()
1162 max(dc->disk.disk->queue->backing_dev_info.ra_pages, cached_dev_init()
1163 q->backing_dev_info.ra_pages); cached_dev_init()
/linux-4.1.27/drivers/block/drbd/
H A Ddrbd_nl.c1173 if (q->backing_dev_info.ra_pages != b->backing_dev_info.ra_pages) { drbd_setup_queue_param()
1174 drbd_info(device, "Adjusting my ra_pages to backing device's (%lu -> %lu)\n", drbd_setup_queue_param()
1175 q->backing_dev_info.ra_pages, drbd_setup_queue_param()
1176 b->backing_dev_info.ra_pages); drbd_setup_queue_param()
1177 q->backing_dev_info.ra_pages = b->backing_dev_info.ra_pages; drbd_setup_queue_param()
/linux-4.1.27/drivers/staging/lustre/lustre/llite/
H A Dvvp_io.c508 cio->cui_fd->fd_file->f_ra.ra_pages = 0; vvp_io_read_start()
/linux-4.1.27/fs/nfs/
H A Dclient.c852 server->backing_dev_info.ra_pages = server->rpages * NFS_MAX_READAHEAD; nfs_server_set_fsinfo()
/linux-4.1.27/fs/btrfs/
H A Ddisk-io.c1740 bdi->ra_pages = VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE; setup_bdi()
2780 fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super); open_ctree()
2781 fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages, open_ctree()
/linux-4.1.27/fs/ubifs/
H A Dsuper.c2014 * Read-ahead will be disabled because @c->bdi.ra_pages is 0. ubifs_fill_super()
/linux-4.1.27/fs/cifs/
H A Dconnect.c3522 cifs_sb->bdi.ra_pages = cifs_sb->rsize / PAGE_CACHE_SIZE; cifs_mount()
H A Dfile.c3493 * reach this point however since we set ra_pages to 0 when the cifs_readpages()

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