Lines Matching +full:dynamic +full:- +full:range +full:- +full:compressor
1 # SPDX-License-Identifier: GPL-2.0-only
33 compress them into a dynamically allocated RAM-based memory pool.
72 swapped out again, it will be re-compressed.
75 prompt "Default compressor"
90 command line 'zswap.compressor=' option.
205 zsmalloc is a slab-based memory allocator designed to store
220 int "Maximum number of physical pages per-zspage"
222 range 4 16
253 If you cannot migrate to SLUB, please contact linux-mm@kvack.org
322 sanity-checking than others. This option is most effective with
336 Try running: slabinfo -DA
373 utilization of a direct-mapped memory-side-cache. See section
376 the presence of a memory-side-cache. There are also incidental
386 after runtime detection of a direct-mapped memory-side-cache.
402 On non-ancient distros (post-2000 ones) N is usually a safe choice.
417 ELF-FDPIC binfmt's brk and stack allocator.
421 userspace. Since that isn't generally a problem on no-MMU systems,
424 See Documentation/admin-guide/mm/nommu-mmap.rst for more information.
445 This option is best suited for non-NUMA systems with
461 memory hot-plug systems. This is normal.
465 hot-plug and hot-remove.
535 # Keep arch NUMA mapping infrastructure post-init.
581 See Documentation/admin-guide/mm/memory-hotplug.rst for more information.
583 Say Y here if you want all hot-plugged memory blocks to appear in
585 Say N here if you want the default policy to keep all hot-plugged
604 # Heavily threaded applications may benefit from splitting the mm-wide
608 # ARM's adjust_pte (unused if VIPT) depends on mm-wide page_table_lock.
609 # PA-RISC 7xxx's spinlock_t would enlarge struct page from 32 to 44 bytes.
611 # a per-page lock leads to problems when multiple tables need to be locked
661 linux-mm@kvack.org.
707 Allows the pageblock_order value to be dynamic instead of just standard
725 Enable bounce buffers for devices that cannot access the full range of
794 allocator for chunks in 2^N*PAGE_SIZE amounts - which is frequently
803 long-term mappings means that the space is wasted.
813 See Documentation/admin-guide/mm/nommu-mmap.rst for more information.
873 bool "Read-only THP for filesystems (EXPERIMENTAL)"
877 Allow khugepaged to put read-only file-backed pages in THP.
912 subsystems to allocate big physically-contiguous blocks of memory.
960 soft-dirty bit on pte-s. This bit it set when someone writes
964 See Documentation/admin-guide/mm/soft-dirty.rst for more details.
970 int "Default maximum user stack size for 32-bit processes (MB)"
972 range 8 2048
975 This is the maximum stack size in Megabytes in the VM layout of 32-bit
1014 See Documentation/admin-guide/mm/idle_page_tracking.rst for
1024 checking, an architecture-agnostic way to find the stack pointer
1056 "device-physical" addresses which is needed for using a DAX
1062 # Helpers to mirror range of the CPU page tables of a process into device page
1095 suitable for 64-bit architectures with CONFIG_FLATMEM or
1097 enough room for additional bits in page->flags.
1116 bool "Enable infrastructure for get_user_pages()-related unit tests"
1120 to make ioctl calls that can launch kernel-based unit tests for
1125 the non-_fast variants.
1127 There is also a sub-test that allows running dump_page() on any
1129 range of user-space addresses. These pages are either pinned via
1227 file-backed memory types like shmem and hugetlbfs.
1229 # multi-gen LRU {
1231 bool "Multi-Gen LRU"
1233 # make sure folio->flags has enough spare bits
1237 Documentation/admin-guide/mm/multigen_lru.rst for details.
1243 This option enables the multi-gen LRU by default.
1252 This option has a per-memcg and per-node memory overhead.
1262 Allow per-vma locking during page fault handling.