The patch titled
vm.txt: document min_free_pages as critical for correctness
has been removed from the -mm tree. Its filename was
vmtxt-document-min_free_pages-as-critical-for-correctness.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: vm.txt: document min_free_pages as critical for correctness
From: Pavel Machek <pavel@xxxxxx>
min_free_pages is critical for correctness, document it as such.
Signed-off-by: Pavel Machek <pavel@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/sysctl/vm.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN Documentation/sysctl/vm.txt~vmtxt-document-min_free_pages-as-critical-for-correctness Documentation/sysctl/vm.txt
--- a/Documentation/sysctl/vm.txt~vmtxt-document-min_free_pages-as-critical-for-correctness
+++ a/Documentation/sysctl/vm.txt
@@ -112,6 +112,12 @@ of kilobytes free. The VM uses this num
value for each lowmem zone in the system. Each lowmem zone gets
a number of reserved free pages based proportionally on its size.
+Some minimal ammount of memory is needed to satisfy PF_MEMALLOC
+allocations; if you set this to lower than 1024KB, your system will
+become subtly broken, and prone to deadlock under high loads.
+
+Setting this too high will OOM your machine instantly.
+
==============================================================
percpu_pagelist_fraction
_
Patches currently in -mm which might be from pavel@xxxxxx are
origin.patch
git-acpi.patch
working-3d-dri-intel-agpko-resume-for-i815-chip.patch
git-x86.patch
make-kernel-power-maincsuspend_enter-static.patch
pm-move-definition-of-struct-pm_ops-to-suspendh.patch
pm-rename-struct-pm_ops-and-related-things.patch
pm-rework-struct-platform_suspend_ops.patch
pm-rework-struct-platform_suspend_ops-fixup.patch
pm-rework-struct-platform_suspend_ops-fixup-checkpatch-fixes.patch
pm-make-suspend_ops-static.patch
pm-rework-struct-hibernation_ops.patch
pm-rename-hibernation_ops-to-platform_hibernation_ops.patch
freezer-document-relationship-with-memory-shrinking.patch
freezer-do-not-sync-filesystems-from-freeze_processes.patch
freezer-prevent-new-tasks-from-inheriting-tif_freeze-set.patch
freezer-introduce-freezer-firendly-waiting-macros.patch
freezer-do-not-send-signals-to-kernel-threads.patch
freezer-be-more-verbose.patch
freezer-measure-freezing-time.patch
serial-turn-serial-console-suspend-a-boot-rather-than-compile-time-option.patch
serial-turn-serial-console-suspend-a-boot-rather-than-compile-time-option-update.patch
s2ram-kill-old-debugging-junk.patch
hibernation-arbitrary-boot-kernel-support-generic-code-rev-2.patch
hibernation-arbitrary-boot-kernel-support-on-x86_64-rev-2.patch
hibernation-pass-cr3-in-the-image-header-on-x86_64-rev-2.patch
hibernation-use-temporary-page-tables-for-kernel-text-mapping-on-x86_64.patch
hibernation-check-if-acpi-is-enabled-during-restore-in-the-right-place.patch
hibernation-enter-platform-hibernation-state-in-a-consistent-way-rev-4.patch
hibernation-enter-platform-hibernation-state-in-a-consistent-way-rev-4-fix.patch
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