The patch titled
Subject: block: add missed trace_block_plug
has been removed from the -mm tree. Its filename was
block-add-missed-trace_block_plug.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: Shaohua Li <shaohua.li@xxxxxxxxx>
Subject: block: add missed trace_block_plug
After flush plug list, the list has no request, so we need to add a
trace_block_plug().
Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx>
Reviewed-by: Namhyung Kim <namhyung@xxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
block/blk-core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN block/blk-core.c~block-add-missed-trace_block_plug block/blk-core.c
--- a/block/blk-core.c~block-add-missed-trace_block_plug
+++ a/block/blk-core.c
@@ -1387,8 +1387,10 @@ get_rq:
if (__rq->q != q)
plug->should_sort = 1;
}
- if (request_count >= BLK_MAX_REQUEST_COUNT)
+ if (request_count >= BLK_MAX_REQUEST_COUNT) {
blk_flush_plug_list(plug, false);
+ trace_block_plug(q);
+ }
}
list_add_tail(&req->queuelist, &plug->list);
drive_stat_acct(req, 1);
_
Patches currently in -mm which might be from shaohua.li@xxxxxxxxx are
linux-next.patch
x86-tlb-flush-avoid-superflous-leave_mm.patch
vmscan-promote-shared-file-mapped-pages.patch
vmscan-activate-executable-pages-after-first-usage.patch
intel_idle-fix-api-misuse.patch
intel_idle-disable-auto_demotion-for-hotplugged-cpus.patch
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