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Shailabh Nagar 0ff922452d [PATCH] per-task-delay-accounting: sync block I/O and swapin delay collection 
Unlike earlier iterations of the delay accounting patches, now delays are only
collected for the actual I/O waits rather than try and cover the delays seen
in I/O submission paths.

Account separately for block I/O delays incurred as a result of swapin page
faults whose frequency can be affected by the task/process' rss limit.  Hence
swapin delays can act as feedback for rss limit changes independent of I/O
priority changes.

Signed-off-by: Shailabh Nagar <nagar@watson.ibm.com>
Signed-off-by: Balbir Singh <balbir@in.ibm.com>
Cc: Jes Sorensen <jes@sgi.com>
Cc: Peter Chubb <peterc@gelato.unsw.edu.au>
Cc: Erich Focht <efocht@ess.nec.de>
Cc: Levent Serinol <lserinol@gmail.com>
Cc: Jay Lan <jlan@engr.sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
 		2006-07-14 21:53:56 -07:00
..
Kconfig Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6 2006-06-29 10:49:17 -07:00
Makefile [PATCH] zoned vm counters: create vmstat.c/.h from page_alloc.c/.h 2006-06-30 11:25:34 -07:00
bootmem.c [PATCH] mm/bootmem.c: EXPORT_UNUSED_SYMBOL 2006-07-10 13:24:17 -07:00
fadvise.c [PATCH] fadvise: remove dead comments 2006-07-10 13:24:14 -07:00
filemap.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial 2006-06-30 15:39:30 -07:00
filemap.h [PATCH] generic_file_buffered_write(): handle zero-length iovec segments 2006-06-29 10:26:20 -07:00
filemap_xip.c [PATCH] mark address_space_operations const 2006-06-28 14:59:04 -07:00
fremap.c [PATCH] fix update_mmu_cache in fremap.c 2006-06-23 07:42:52 -07:00
highmem.c [PATCH] zoned vm counters: conversion of nr_bounce to per zone counter 2006-06-30 11:25:36 -07:00
hugetlb.c [PATCH] tightening hugetlb strict accounting 2006-06-23 07:42:48 -07:00
internal.h [PATCH] remove set_page_count() outside mm/ 2006-03-22 07:54:02 -08:00
madvise.c [PATCH] Fix MADV_REMOVE protection checking 2006-04-17 18:22:18 -07:00
memory.c [PATCH] per-task-delay-accounting: sync block I/O and swapin delay collection 2006-07-14 21:53:56 -07:00
memory_hotplug.c Remove obsolete #include <linux/config.h> 2006-06-30 19:25:36 +02:00
mempolicy.c [PATCH] Use Zoned VM Counters for NUMA statistics 2006-06-30 11:25:36 -07:00
mempool.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial 2006-03-26 09:41:18 -08:00
migrate.c [PATCH] Allow migration of mlocked pages 2006-06-25 10:00:55 -07:00
mincore.c [PATCH] freepgt: sys_mincore ignore FIRST_USER_PGD_NR 2005-04-19 13:29:20 -07:00
mlock.c [PATCH] move capable() to capability.h 2006-01-11 18:42:13 -08:00
mmap.c [PATCH] zoned vm counters: conversion of nr_pagecache to per zone counter 2006-06-30 11:25:34 -07:00
mmzone.c [PATCH] mm/mmzone.c: EXPORT_UNUSED_SYMBOL 2006-07-10 13:24:17 -07:00
mprotect.c [PATCH] add page_mkwrite() vm_operations method 2006-06-23 07:42:51 -07:00
mremap.c [PATCH] lockdep: annotate mm 2006-07-03 15:27:07 -07:00
msync.c [PATCH] Kill PF_SYNCWRITE flag 2006-06-23 17:10:39 +02:00
nommu.c [PATCH] nommu: export two symbols for drivers to use 2006-07-14 21:53:53 -07:00
oom_kill.c [PATCH] sched: cleanup, remove task_t, convert to struct task_struct 2006-07-03 15:27:11 -07:00
page-writeback.c [PATCH] zoned vm counters: remove useless struct wbs 2006-06-30 11:25:36 -07:00
page_alloc.c [PATCH] ZVC/zone_reclaim: Leave 1% of unmapped pagecache pages for file I/O 2006-07-03 15:26:59 -07:00
page_io.c [PATCH] Light weight event counters 2006-06-30 11:25:36 -07:00
pdflush.c [PATCH] pdflush: handle resume wakeups 2006-06-25 10:01:06 -07:00
prio_tree.c Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00
readahead.c spelling fixes 2006-06-26 18:35:02 +02:00
rmap.c [PATCH] zoned vm counters: split NR_ANON_PAGES off from NR_FILE_MAPPED 2006-06-30 11:25:35 -07:00
shmem.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial 2006-06-30 15:39:30 -07:00
slab.c [PATCH] revert slab.c locking change 2006-07-13 15:38:43 -07:00
slob.c Remove obsolete #include <linux/config.h> 2006-06-30 19:25:36 +02:00
sparse.c Remove obsolete #include <linux/config.h> 2006-06-30 19:25:36 +02:00
swap.c [PATCH] Light weight event counters 2006-06-30 11:25:36 -07:00
swap_state.c [PATCH] lockdep: locking init debugging improvement 2006-07-03 15:27:02 -07:00
swapfile.c Remove obsolete #include <linux/config.h> 2006-06-30 19:25:36 +02:00
thrash.c [PATCH] temporarily disable swap token on memory pressure 2005-11-28 14:42:25 -08:00
tiny-shmem.c [PATCH] devfs: Remove the devfs_fs_kernel.h file from the tree 2006-06-26 12:25:08 -07:00
truncate.c [PATCH] Remove semi-softlockup from invalidate_mapping_pages 2006-06-23 07:43:07 -07:00
util.c [PATCH] slab: optimize constant-size kzalloc calls 2006-03-25 08:22:49 -08:00
vmalloc.c [PATCH] mm: fix oom roll-back of __vmalloc_area_node 2006-07-14 21:53:51 -07:00
vmscan.c [PATCH] ZVC/zone_reclaim: Leave 1% of unmapped pagecache pages for file I/O 2006-07-03 15:26:59 -07:00
vmstat.c [PATCH] vmstat: export all_vm_events() 2006-07-10 13:24:18 -07:00