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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-24 16:25:10 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-24 16:25:10 +0200
commit79e8c7bebb467bbc3f2514d75bba669a3f354324 (patch)
tree5a07985daff3e50751ec40c51c4536d8f2284031 /Documentation/sysctl/vm.txt
parentMakefile: Add missing soc_camera/ directory (diff)
parentLinux 3.6-rc3 (diff)
downloadlinux-79e8c7bebb467bbc3f2514d75bba669a3f354324.tar.xz
linux-79e8c7bebb467bbc3f2514d75bba669a3f354324.zip
Merge tag 'v3.6-rc3' into staging/for_v3.7
Linux 3.6-rc3 * tag 'v3.6-rc3': (764 commits) Linux 3.6-rc3 task_work: add a scheduling point in task_work_run() fs: fix fs/namei.c kernel-doc warnings eventpoll: use-after-possible-free in epoll_create1() vfio: grab vfio_device reference *before* exposing the sucker via fd_install() vfio: get rid of vfio_device_put()/vfio_group_get_device* races vfio: get rid of open-coding kref_put_mutex introduce kref_put_mutex() vfio: don't dereference after kfree... fbcon: fix race condition between console lock and cursor timer (v1.1) mm: compaction: Abort async compaction if locks are contended or taking too long mm: have order > 0 compaction start near a pageblock with free pages rapidio/tsi721: fix unused variable compiler warning rapidio/tsi721: fix inbound doorbell interrupt handling drivers/rtc/rtc-rs5c348.c: fix hour decoding in 12-hour mode mm: correct page->pfmemalloc to fix deactivate_slab regression drivers/rtc/rtc-pcf2123.c: initialize dynamic sysfs attributes mm/compaction.c: fix deferring compaction mistake drivers/misc/sgi-xp/xpc_uv.c: SGI XPC fails to load when cpu 0 is out of IRQ resources string: do not export memweight() to userspace ...
Diffstat (limited to 'Documentation/sysctl/vm.txt')
-rw-r--r--Documentation/sysctl/vm.txt14
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt
index dcc2a94ae34e..078701fdbd4d 100644
--- a/Documentation/sysctl/vm.txt
+++ b/Documentation/sysctl/vm.txt
@@ -76,8 +76,8 @@ huge pages although processes will also directly compact memory as required.
dirty_background_bytes
-Contains the amount of dirty memory at which the pdflush background writeback
-daemon will start writeback.
+Contains the amount of dirty memory at which the background kernel
+flusher threads will start writeback.
Note: dirty_background_bytes is the counterpart of dirty_background_ratio. Only
one of them may be specified at a time. When one sysctl is written it is
@@ -89,7 +89,7 @@ other appears as 0 when read.
dirty_background_ratio
Contains, as a percentage of total system memory, the number of pages at which
-the pdflush background writeback daemon will start writing out dirty data.
+the background kernel flusher threads will start writing out dirty data.
==============================================================
@@ -112,9 +112,9 @@ retained.
dirty_expire_centisecs
This tunable is used to define when dirty data is old enough to be eligible
-for writeout by the pdflush daemons. It is expressed in 100'ths of a second.
-Data which has been dirty in-memory for longer than this interval will be
-written out next time a pdflush daemon wakes up.
+for writeout by the kernel flusher threads. It is expressed in 100'ths
+of a second. Data which has been dirty in-memory for longer than this
+interval will be written out next time a flusher thread wakes up.
==============================================================
@@ -128,7 +128,7 @@ data.
dirty_writeback_centisecs
-The pdflush writeback daemons will periodically wake up and write `old' data
+The kernel flusher threads will periodically wake up and write `old' data
out to disk. This tunable expresses the interval between those wakeups, in
100'ths of a second.