The patch titled
Subject: mm-avoid-livelock-on-__gfp_fs-allocations-fix
has been added to the -mm tree. Its filename is
mm-avoid-livelock-on-__gfp_fs-allocations-fix.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-avoid-livelock-on-__gfp_fs-allocations-fix
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: Colin Cross <ccross@xxxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff -puN mm/page_alloc.c~mm-avoid-livelock-on-__gfp_fs-allocations-fix mm/page_alloc.c
--- a/mm/page_alloc.c~mm-avoid-livelock-on-__gfp_fs-allocations-fix
+++ a/mm/page_alloc.c
@@ -2263,9 +2263,10 @@ rebalance:
}
/*
- * Suspend converts GFP_KERNEL to __GFP_WAIT which can
- * prevent reclaim making forward progress without
- * invoking OOM. Bail if we are suspending
+ * Suspend converts GFP_KERNEL to __GFP_WAIT which can prevent
+ * reclaim making forward progress without invoking OOM.
+ * Suspend also disables storage devices so kswapd cannot save
+ * us. Bail if we are suspending.
*/
if (pm_suspending())
goto nopage;
_
Subject: Subject: mm-avoid-livelock-on-__gfp_fs-allocations-fix
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
linux-next.patch
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
arch-x86-platform-iris-irisc-register-a-platform-device-and-a-platform-driver.patch
mrst-battery-fixes-fix.patch
x86-reduce-clock-calibration-time-during-slave-cpu-startup-fix.patch
drivers-net-ethernet-oki-semi-pch_gbe-pch_gbeh-remove-unused-macro-pr_fmt.patch
debugobjects-extend-to-assert-that-an-object-is-initialized.patch
kernel-timerc-use-debugobjects-to-catch-deletion-of-uninitialized-timers.patch
drivers-message-fusion-mptbasec-ensure-nul-termination-of-mptcallbacksname-elements.patch
mm.patch
vmscan-use-atomic-long-for-shrinker-batching-fix.patch
mm-add-extra-free-kbytes-tunable-update-checkpatch-fixes.patch
mm-avoid-livelock-on-__gfp_fs-allocations-fix.patch
include-linux-securityh-fix-security_inode_init_security-arg.patch
frv-duplicate-output_buffer-of-e03-checkpatch-fixes.patch
hpet-factor-timer-allocate-from-open.patch
treewide-convert-uses-of-attrib_noreturn-to-__noreturn-checkpatch-fixes.patch
leds-route-kbd-leds-through-the-generic-leds-layer.patch
leds-route-kbd-leds-through-the-generic-leds-layer-fix.patch
cgroup-fix-task-counter-common-ancestor-logic-checkpatch-fixes.patch
mm-vmscan-distinguish-between-memcg-triggering-reclaim-and-memcg-being-scanned-checkpatch-fixes.patch
procfs-introduce-the-proc-pid-map_files-directory-checkpatch-fixes.patch
workqueue-make-alloc_workqueue-take-printf-fmt-and-args-for-name-fix.patch
kexec-remove-kmsg_dump_kexec.patch
scatterlist-new-helper-functions.patch
scatterlist-new-helper-functions-update-fix.patch
memstick-add-support-for-legacy-memorysticks-fix.patch
dio-optimize-cache-misses-in-the-submission-path-v2-checkpatch-fixes.patch
journal_add_journal_head-debug.patch
mutex-subsystem-synchro-test-module-fix.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
memblock-add-input-size-checking-to-memblock_find_region.patch
memblock-add-input-size-checking-to-memblock_find_region-fix.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
