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Fengguang Wu 369f2389e7 writeback: remove unnecessary wait in throttle_vm_writeout() 
We don't want to introduce pointless delays in throttle_vm_writeout() when
the writeback limits are not yet exceeded, do we?

Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Pete Zaitcev <zaitcev@redhat.com>
Cc: Greg KH <greg@kroah.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Fengguang Wu <wfg@mail.ustc.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2007-10-17 08:43:02 -07:00
..
Kconfig memory unplug: page offline 2007-10-16 09:43:02 -07:00
Makefile memory unplug: page isolation 2007-10-16 09:43:02 -07:00
allocpercpu.c Slab allocators: Replace explicit zeroing with __GFP_ZERO 2007-07-17 10:23:02 -07:00
backing-dev.c mm: per device dirty threshold 2007-10-17 08:42:45 -07:00
bootmem.c [PATCH] remove EXPORT_UNUSED_SYMBOL'ed symbols 2006-12-07 08:39:44 -08:00
bounce.c block: Initial support for data-less (or empty) barrier support 2007-10-16 11:03:56 +02:00
fadvise.c [PATCH] mm: change uses of f_{dentry,vfsmnt} to use f_path 2006-12-08 08:28:43 -08:00
filemap.c mm: document tree_lock->zone.lock lockorder 2007-10-17 08:42:46 -07:00
filemap_xip.c mm: write iovec cleanup 2007-10-16 09:42:54 -07:00
fremap.c Drop some headers from mm.h 2007-10-17 08:42:55 -07:00
highmem.c Create the ZONE_MOVABLE zone 2007-07-17 10:22:59 -07:00
hugetlb.c hugetlb: fix dynamic pool resize failure case 2007-10-16 09:43:03 -07:00
internal.h Breakout page_order() to internal.h to avoid special knowledge of the buddy allocator 2007-10-16 09:43:01 -07:00
madvise.c speed up madvise_need_mmap_write() usage 2007-07-16 09:05:36 -07:00
memory.c flush icache before set_pte() on ia64: flush icache at set_pte 2007-10-16 09:42:59 -07:00
memory_hotplug.c fix memory hot remove not configured case. 2007-10-16 09:43:02 -07:00
mempolicy.c mm/mempolicy.c: cleanups 2007-10-16 09:43:03 -07:00
mempool.c Slab allocators: Replace explicit zeroing with __GFP_ZERO 2007-07-17 10:23:02 -07:00
migrate.c flush icache before set_pte() on ia64: flush icache at set_pte 2007-10-16 09:42:59 -07:00
mincore.c [PATCH] mincore: vma crossing fix 2007-02-15 09:57:03 -08:00
mlock.c do not limit locked memory when RLIMIT_MEMLOCK is RLIM_INFINITY 2007-07-16 09:05:37 -07:00
mmap.c Drop some headers from mm.h 2007-10-17 08:42:55 -07:00
mmzone.c [PATCH] remove EXPORT_UNUSED_SYMBOL'ed symbols 2006-12-07 08:39:44 -08:00
mprotect.c flush icache before set_pte() on ia64: flush icache at set_pte 2007-10-16 09:42:59 -07:00
mremap.c mm: variable length argument support 2007-07-19 10:04:45 -07:00
msync.c Detach sched.h from mm.h 2007-05-21 09:18:19 -07:00
nommu.c fix NULL pointer dereference in __vm_enough_memory() 2007-08-22 19:52:45 -07:00
oom_kill.c oom: convert zone_scan_lock from mutex to spinlock 2007-10-17 08:42:46 -07:00
page-writeback.c writeback: remove unnecessary wait in throttle_vm_writeout() 2007-10-17 08:43:02 -07:00
page_alloc.c oom: serialize out of memory calls 2007-10-17 08:42:45 -07:00
page_io.c Drop 'size' argument from bio_endio and bi_end_io 2007-10-10 09:25:57 +02:00
page_isolation.c memory unplug: page isolation 2007-10-16 09:43:02 -07:00
pdflush.c Freezer: make kernel threads nonfreezable by default 2007-07-17 10:23:02 -07:00
prio_tree.c Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00
quicklist.c Quicklists for page table pages 2007-05-07 12:12:54 -07:00
readahead.c mm: bdi init hooks 2007-10-17 08:42:45 -07:00
rmap.c mm: document tree_lock->zone.lock lockorder 2007-10-17 08:42:46 -07:00
shmem.c SLAB_PANIC more (proc, posix-timers, shmem) 2007-10-17 08:42:47 -07:00
shmem_acl.c [PATCH] Fix typos in mm/shmem_acl.c 2006-10-11 11:14:23 -07:00
slab.c Delete gcc-2.95 compatible structure definition. 2007-10-17 08:42:58 -07:00
slob.c Slab API: remove useless ctor parameter and reorder parameters 2007-10-17 08:42:45 -07:00
slub.c Slab API: remove useless ctor parameter and reorder parameters 2007-10-17 08:42:45 -07:00
sparse-vmemmap.c memory hotplug: Hot-add with sparsemem-vmemmap 2007-10-16 09:43:02 -07:00
sparse.c memory hotplug: Hot-add with sparsemem-vmemmap 2007-10-16 09:43:02 -07:00
swap.c mm: bdi init hooks 2007-10-17 08:42:45 -07:00
swap_state.c mm: clarify __add_to_swap_cache locking 2007-10-16 09:42:53 -07:00
swapfile.c Replace CONFIG_SOFTWARE_SUSPEND with CONFIG_HIBERNATION 2007-07-29 16:45:38 -07:00
thrash.c Bug in mm/thrash.c function grab_swap_token() 2007-05-11 08:29:32 -07:00
tiny-shmem.c [PATCH] mm/{,tiny-}shmem.c cleanups 2007-03-01 14:53:35 -08:00
truncate.c Drop some headers from mm.h 2007-10-17 08:42:55 -07:00
util.c Slab allocators: fail if ksize is called with a NULL parameter 2007-10-16 09:42:53 -07:00
vmalloc.c Categorize GFP flags 2007-10-16 09:42:59 -07:00
vmscan.c mm: test and set zone reclaim lock before starting reclaim 2007-10-17 08:42:46 -07:00
vmstat.c oom: change all_unreclaimable zone member to flags 2007-10-17 08:42:45 -07:00