kernel-hacking-2024-linux-s.../mm
Fengguang Wu d77c2d7cc5 readahead: introduce PG_readahead
Introduce a new page flag: PG_readahead.

It acts as a look-ahead mark, which tells the page reader: Hey, it's time to
invoke the read-ahead logic.  For the sake of I/O pipelining, don't wait until
it runs out of cached pages!

Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
Cc: Steven Pratt <slpratt@austin.ibm.com>
Cc: Ram Pai <linuxram@us.ibm.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-07-19 10:04:43 -07:00
..
allocpercpu.c Slab allocators: Replace explicit zeroing with __GFP_ZERO 2007-07-17 10:23:02 -07:00
backing-dev.c remove mm/backing-dev.c:congestion_wait_interruptible() 2007-07-16 09:05:52 -07:00
bootmem.c
bounce.c
fadvise.c
filemap.c mm: fault feedback #2 2007-07-19 10:04:41 -07:00
filemap.h
filemap_xip.c mm: fault feedback #2 2007-07-19 10:04:41 -07:00
fremap.c only allow nonlinear vmas for ram backed filesystems 2007-07-19 10:04:41 -07:00
highmem.c Create the ZONE_MOVABLE zone 2007-07-17 10:22:59 -07:00
hugetlb.c mm: fault feedback #2 2007-07-19 10:04:41 -07:00
internal.h
Kconfig CONFIG_BOUNCE to avoid useless inclusion of bounce buffer logic 2007-07-17 10:23:02 -07:00
madvise.c speed up madvise_need_mmap_write() usage 2007-07-16 09:05:36 -07:00
Makefile CONFIG_BOUNCE to avoid useless inclusion of bounce buffer logic 2007-07-17 10:23:02 -07:00
memory.c mm: fix clear_page_dirty_for_io vs fault race 2007-07-19 10:04:41 -07:00
memory_hotplug.c memory hotplug: fix unnecessary calling of init_currenty_empty_zone() 2007-06-01 08:18:29 -07:00
mempolicy.c Allow huge page allocations to use GFP_HIGH_MOVABLE 2007-07-17 10:22:59 -07:00
mempool.c Slab allocators: Replace explicit zeroing with __GFP_ZERO 2007-07-17 10:23:02 -07:00
migrate.c Add __GFP_MOVABLE for callers to flag allocations from high memory that may be migrated 2007-07-17 10:22:59 -07:00
mincore.c
mlock.c do not limit locked memory when RLIMIT_MEMLOCK is RLIM_INFINITY 2007-07-16 09:05:37 -07:00
mmap.c mm: merge populate and nopage into fault (fixes nonlinear) 2007-07-19 10:04:41 -07:00
mmzone.c
mprotect.c
mremap.c security: Protection for exploiting null dereference using mmap 2007-07-11 22:52:29 -04:00
msync.c Detach sched.h from mm.h 2007-05-21 09:18:19 -07:00
nommu.c mm: fault feedback #1 2007-07-19 10:04:41 -07:00
oom_kill.c
page-writeback.c mm: fix clear_page_dirty_for_io vs fault race 2007-07-19 10:04:41 -07:00
page_alloc.c readahead: introduce PG_readahead 2007-07-19 10:04:43 -07:00
page_io.c
pdflush.c Freezer: make kernel threads nonfreezable by default 2007-07-17 10:23:02 -07:00
prio_tree.c
quicklist.c
readahead.c
rmap.c mm: merge populate and nopage into fault (fixes nonlinear) 2007-07-19 10:04:41 -07:00
shmem.c mm: fault feedback #2 2007-07-19 10:04:41 -07:00
shmem_acl.c
slab.c kallsyms: make KSYM_NAME_LEN include space for trailing '\0' 2007-07-17 10:23:03 -07:00
slob.c Slab allocators: Cleanup zeroing allocations 2007-07-17 10:23:01 -07:00
slub.c SLUB: Fix CONFIG_SLUB_DEBUG use for CONFIG_NUMA 2007-07-17 10:23:02 -07:00
sparse.c Move three functions that are only needed for CONFIG_MEMORY_HOTPLUG 2007-06-08 17:23:33 -07:00
swap.c
swap_state.c Add __GFP_MOVABLE for callers to flag allocations from high memory that may be migrated 2007-07-17 10:22:59 -07:00
swapfile.c vmscan: fix comments related to shrink_list() 2007-07-16 09:05:35 -07:00
thrash.c Bug in mm/thrash.c function grab_swap_token() 2007-05-11 08:29:32 -07:00
tiny-shmem.c
truncate.c mm: merge populate and nopage into fault (fixes nonlinear) 2007-07-19 10:04:41 -07:00
util.c add kstrndup 2007-07-18 08:47:39 -07:00
vmalloc.c Allocate and free vmalloc areas 2007-07-18 08:47:41 -07:00
vmscan.c Freezer: make kernel threads nonfreezable by default 2007-07-17 10:23:02 -07:00
vmstat.c Create the ZONE_MOVABLE zone 2007-07-17 10:22:59 -07:00