* [PATCH] HAX mm: Prevent stalling for lock_page in deferred_split_scan
@ 2017-12-13 15:47 Chris Wilson
2017-12-13 16:24 ` ✓ Fi.CI.BAT: success for " Patchwork
2017-12-13 18:29 ` ✓ Fi.CI.IGT: " Patchwork
0 siblings, 2 replies; 3+ messages in thread
From: Chris Wilson @ 2017-12-13 15:47 UTC (permalink / raw)
To: intel-gfx
References: https://bugs.freedesktop.org/show_bug.cgi?id=104009
Suggest-Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Suggest-Cc: Vlastimil Babka <vbabka@suse.cz>
Suggest-Cc: Jerome Marchand <jmarchan@redhat.com>
Suggest-Cc: Andrea Arcangeli <aarcange@redhat.com>
Suggest-Cc: Hugh Dickins <hughd@google.com>
Suggest-Cc: Dave Hansen <dave.hansen@intel.com>
Suggest-Cc: Mel Gorman <mgorman@suse.de>
Suggest-Cc: Rik van Riel <riel@redhat.com>
Suggest-Cc: Johannes Weiner <hannes@cmpxchg.org>
Suggest-Cc: Michal Hocko <mhocko@suse.cz>
Suggest-Cc: Christoph Lameter <cl@linux.com>
Suggest-Cc: David Rientjes <rientjes@google.com>
Suggest-Cc: Andrew Morton <akpm@linux-foundation.org>
---
mm/huge_memory.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 2f2f5e774902..e555a90ad079 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2791,10 +2791,13 @@ static unsigned long deferred_split_scan(struct shrinker *shrink,
list_for_each_safe(pos, next, &list) {
page = list_entry((void *)pos, struct page, mapping);
- lock_page(page);
+ if (!trylock_page(page))
+ continue;
+
/* split_huge_page() removes page from list on success */
if (!split_huge_page(page))
split++;
+
unlock_page(page);
put_page(page);
}
--
2.15.1
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^ permalink raw reply related [flat|nested] 3+ messages in thread* ✓ Fi.CI.BAT: success for HAX mm: Prevent stalling for lock_page in deferred_split_scan
2017-12-13 15:47 [PATCH] HAX mm: Prevent stalling for lock_page in deferred_split_scan Chris Wilson
@ 2017-12-13 16:24 ` Patchwork
2017-12-13 18:29 ` ✓ Fi.CI.IGT: " Patchwork
1 sibling, 0 replies; 3+ messages in thread
From: Patchwork @ 2017-12-13 16:24 UTC (permalink / raw)
To: Chris Wilson; +Cc: intel-gfx
== Series Details ==
Series: HAX mm: Prevent stalling for lock_page in deferred_split_scan
URL : https://patchwork.freedesktop.org/series/35294/
State : success
== Summary ==
Series 35294v1 HAX mm: Prevent stalling for lock_page in deferred_split_scan
https://patchwork.freedesktop.org/api/1.0/series/35294/revisions/1/mbox/
Test gem_exec_suspend:
Subgroup basic-s4-devices:
dmesg-warn -> PASS (fi-elk-e7500) fdo#103989
Test kms_pipe_crc_basic:
Subgroup suspend-read-crc-pipe-b:
pass -> DMESG-WARN (fi-kbl-r) fdo#104172 +1
fdo#103989 https://bugs.freedesktop.org/show_bug.cgi?id=103989
fdo#104172 https://bugs.freedesktop.org/show_bug.cgi?id=104172
fi-bdw-5557u total:288 pass:267 dwarn:0 dfail:0 fail:0 skip:21 time:437s
fi-bdw-gvtdvm total:288 pass:264 dwarn:0 dfail:0 fail:0 skip:24 time:438s
fi-blb-e6850 total:288 pass:223 dwarn:1 dfail:0 fail:0 skip:64 time:384s
fi-bsw-n3050 total:288 pass:242 dwarn:0 dfail:0 fail:0 skip:46 time:511s
fi-bwr-2160 total:288 pass:183 dwarn:0 dfail:0 fail:0 skip:105 time:281s
fi-bxt-dsi total:288 pass:258 dwarn:0 dfail:0 fail:0 skip:30 time:508s
fi-bxt-j4205 total:288 pass:259 dwarn:0 dfail:0 fail:0 skip:29 time:503s
fi-byt-j1900 total:288 pass:253 dwarn:0 dfail:0 fail:0 skip:35 time:488s
fi-byt-n2820 total:288 pass:249 dwarn:0 dfail:0 fail:0 skip:39 time:474s
fi-elk-e7500 total:224 pass:164 dwarn:14 dfail:0 fail:0 skip:45
fi-gdg-551 total:288 pass:179 dwarn:1 dfail:0 fail:0 skip:108 time:265s
fi-hsw-4770 total:288 pass:261 dwarn:0 dfail:0 fail:0 skip:27 time:404s
fi-hsw-4770r total:288 pass:261 dwarn:0 dfail:0 fail:0 skip:27 time:417s
fi-ilk-650 total:288 pass:228 dwarn:0 dfail:0 fail:0 skip:60 time:388s
fi-ivb-3520m total:288 pass:259 dwarn:0 dfail:0 fail:0 skip:29 time:479s
fi-ivb-3770 total:288 pass:255 dwarn:0 dfail:0 fail:0 skip:33 time:433s
fi-kbl-7500u total:288 pass:263 dwarn:1 dfail:0 fail:0 skip:24 time:485s
fi-kbl-7560u total:288 pass:269 dwarn:0 dfail:0 fail:0 skip:19 time:516s
fi-kbl-7567u total:288 pass:268 dwarn:0 dfail:0 fail:0 skip:20 time:472s
fi-kbl-r total:288 pass:260 dwarn:1 dfail:0 fail:0 skip:27 time:531s
fi-pnv-d510 total:288 pass:222 dwarn:1 dfail:0 fail:0 skip:65 time:589s
fi-skl-6260u total:288 pass:268 dwarn:0 dfail:0 fail:0 skip:20 time:450s
fi-skl-6600u total:288 pass:261 dwarn:0 dfail:0 fail:0 skip:27 time:538s
fi-skl-6700hq total:288 pass:262 dwarn:0 dfail:0 fail:0 skip:26 time:557s
fi-skl-6770hq total:288 pass:268 dwarn:0 dfail:0 fail:0 skip:20 time:494s
fi-skl-gvtdvm total:288 pass:265 dwarn:0 dfail:0 fail:0 skip:23 time:445s
fi-snb-2520m total:288 pass:248 dwarn:0 dfail:0 fail:0 skip:40 time:551s
fi-snb-2600 total:288 pass:248 dwarn:0 dfail:0 fail:0 skip:40 time:411s
Blacklisted hosts:
fi-cfl-s2 total:288 pass:262 dwarn:0 dfail:0 fail:0 skip:26 time:588s
fi-glk-dsi total:288 pass:258 dwarn:0 dfail:0 fail:0 skip:30 time:493s
fi-glk-1 failed to collect. IGT log at Patchwork_7486/fi-glk-1/igt.log
1a717c76c96c2883866e4041926285b0f576fb54 drm-tip: 2017y-12m-13d-14h-48m-36s UTC integration manifest
15872c601b0b HAX mm: Prevent stalling for lock_page in deferred_split_scan
== Logs ==
For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_7486/issues.html
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^ permalink raw reply [flat|nested] 3+ messages in thread* ✓ Fi.CI.IGT: success for HAX mm: Prevent stalling for lock_page in deferred_split_scan
2017-12-13 15:47 [PATCH] HAX mm: Prevent stalling for lock_page in deferred_split_scan Chris Wilson
2017-12-13 16:24 ` ✓ Fi.CI.BAT: success for " Patchwork
@ 2017-12-13 18:29 ` Patchwork
1 sibling, 0 replies; 3+ messages in thread
From: Patchwork @ 2017-12-13 18:29 UTC (permalink / raw)
To: Chris Wilson; +Cc: intel-gfx
== Series Details ==
Series: HAX mm: Prevent stalling for lock_page in deferred_split_scan
URL : https://patchwork.freedesktop.org/series/35294/
State : success
== Summary ==
Test kms_frontbuffer_tracking:
Subgroup fbc-1p-primscrn-pri-shrfb-draw-render:
pass -> FAIL (shard-hsw) fdo#103167
Subgroup fbc-1p-offscren-pri-shrfb-draw-blt:
fail -> PASS (shard-snb) fdo#101623
Test kms_cursor_crc:
Subgroup cursor-128x128-suspend:
pass -> SKIP (shard-hsw) fdo#103375 +1
Test kms_flip:
Subgroup flip-vs-modeset-vs-hang:
pass -> DMESG-WARN (shard-snb) fdo#103821
fdo#103167 https://bugs.freedesktop.org/show_bug.cgi?id=103167
fdo#101623 https://bugs.freedesktop.org/show_bug.cgi?id=101623
fdo#103375 https://bugs.freedesktop.org/show_bug.cgi?id=103375
fdo#103821 https://bugs.freedesktop.org/show_bug.cgi?id=103821
shard-hsw total:2712 pass:1535 dwarn:1 dfail:0 fail:11 skip:1165 time:9368s
shard-snb total:2712 pass:1309 dwarn:2 dfail:0 fail:11 skip:1390 time:8115s
Blacklisted hosts:
shard-apl total:2636 pass:1639 dwarn:1 dfail:0 fail:22 skip:974 time:13450s
shard-kbl total:2712 pass:1809 dwarn:1 dfail:0 fail:23 skip:879 time:11122s
== Logs ==
For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/Patchwork_7486/shards.html
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2017-12-13 15:47 [PATCH] HAX mm: Prevent stalling for lock_page in deferred_split_scan Chris Wilson
2017-12-13 16:24 ` ✓ Fi.CI.BAT: success for " Patchwork
2017-12-13 18:29 ` ✓ Fi.CI.IGT: " Patchwork
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