The patch titled
Subject: mm: set the sleep_mapped to true for zbud and z3fold
has been added to the -mm tree. Its filename is
mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold.patch
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------------------------------------------------------
From: Tian Tao <tiantao6@xxxxxxxxxxxxx>
Subject: mm: set the sleep_mapped to true for zbud and z3fold
zpool driver adds a flag to indicate whether the zpool driver can enter an
atomic context after mapping. This patch sets it true for z3fold and
zbud.
Link: https://lkml.kernel.org/r/1611035683-12732-3-git-send-email-tiantao6@xxxxxxxxxxxxx
Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
Reviewed-by: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx>
Acked-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Reported-by: Mike Galbraith <efault@xxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Cc: Barry Song <song.bao.hua@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/z3fold.c | 1 +
mm/zbud.c | 1 +
2 files changed, 2 insertions(+)
--- a/mm/z3fold.c~mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold
+++ a/mm/z3fold.c
@@ -1778,6 +1778,7 @@ static u64 z3fold_zpool_total_size(void
static struct zpool_driver z3fold_zpool_driver = {
.type = "z3fold",
+ .sleep_mapped = true,
.owner = THIS_MODULE,
.create = z3fold_zpool_create,
.destroy = z3fold_zpool_destroy,
--- a/mm/zbud.c~mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold
+++ a/mm/zbud.c
@@ -203,6 +203,7 @@ static u64 zbud_zpool_total_size(void *p
static struct zpool_driver zbud_zpool_driver = {
.type = "zbud",
+ .sleep_mapped = true,
.owner = THIS_MODULE,
.create = zbud_zpool_create,
.destroy = zbud_zpool_destroy,
_
Patches currently in -mm which might be from tiantao6@xxxxxxxxxxxxx are
mm-zswap-add-the-flag-can_sleep_mapped.patch
mm-set-the-sleep_mapped-to-true-for-zbud-and-z3fold.patch
