---- linux-2.6.33/scripts/mod/modpost.c~ 2010-02-24 19:52:17.000000000 +0100
-+++ linux-2.6.33/scripts/mod/modpost.c 2010-03-07 14:26:47.242168558 +0100
-@@ -15,7 +15,8 @@
- #include <stdio.h>
- #include <ctype.h>
- #include "modpost.h"
--#include "../../include/generated/autoconf.h"
-+// PLD architectures don't use CONFIG_SYMBOL_PREFIX
-+//#include "../../include/generated/autoconf.h"
- #include "../../include/linux/license.h"
-
- /* Some toolchains use a `_' prefix for all user symbols. */
-
---- linux-3.0/scripts/kconfig/lxdialog/check-lxdialog.sh~ 2011-07-22 04:17:23.000000000 +0200
-+++ linux-3.0/scripts/kconfig/lxdialog/check-lxdialog.sh 2011-08-25 21:26:04.799150642 +0200
-@@ -9,6 +9,12 @@
- $cc -print-file-name=lib${lib}.${ext} | grep -q /
- if [ $? -eq 0 ]; then
- echo "-l${lib}"
-+ for libt in tinfow tinfo ; do
-+ $cc -print-file-name=lib${libt}.${ext} | grep -q /
-+ if [ $? -eq 0 ]; then
-+ echo "-l${libt}"
-+ fi
-+ done
- exit
- fi
- done
-From 5d12f71723762a39435d054d02bbf5fb87c5cd14 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Arkadiusz=20Mi=C5=9Bkiewicz?= <arekm@maven.pl>
-Date: Mon, 6 Feb 2017 14:45:15 +0100
-Subject: [PATCH] mac80211: Print text for disassociation reason
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
+From: Shaohua Li <shli@fb.com>
-When disassociation happens only numeric reason is printed
-in ieee80211_rx_mgmt_disassoc(). Add text variant, too.
+Basically this is a copy of commit 001e4a8775f6(ext4: implement cgroup
+writeback support). Tested with a fio test, verified writeback is
+throttled against cgroup io.max write bandwidth, also verified moving
+the fio test to another cgroup and the writeback is throttled against
+new cgroup setting.
-Signed-off-by: Arkadiusz MiĆkiewicz <arekm@maven.pl>
+Cc: Tejun Heo <tj@kernel.org>
+Signed-off-by: Shaohua Li <shli@fb.com>
---
- net/mac80211/mlme.c | 5 +++--
- 1 file changed, 3 insertions(+), 2 deletions(-)
+ fs/xfs/xfs_aops.c | 2 ++
+ fs/xfs/xfs_super.c | 1 +
+ 2 files changed, 3 insertions(+)
-diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
-index 098ce9b179ee..fcf8d0aa66ec 100644
---- a/net/mac80211/mlme.c
-+++ b/net/mac80211/mlme.c
-@@ -2801,8 +2801,9 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
-
- reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
+--- linux-4.19/fs/xfs/xfs_aops.c.org 2018-11-21 10:31:12.348955352 +0100
++++ linux-4.19/fs/xfs/xfs_aops.c 2018-11-21 10:34:35.241764742 +0100
+@@ -613,8 +613,10 @@ xfs_add_to_ioend(
+ list_add(&wpc->ioend->io_list, iolist);
+ wpc->ioend = xfs_alloc_ioend(inode, wpc->io_type, offset,
+ bdev, sector);
++ wbc_init_bio(wbc, wpc->ioend->io_bio);
+ }
-- sdata_info(sdata, "disassociated from %pM (Reason: %u)\n",
-- mgmt->sa, reason_code);
-+ sdata_info(sdata, "disassociated from %pM (Reason: %u=%s)\n",
-+ mgmt->sa, reason_code,
-+ ieee80211_get_reason_code_string(reason_code));
++ wbc_account_io(wbc, page, len);
+ if (!__bio_try_merge_page(wpc->ioend->io_bio, page, len, poff)) {
+ if (iop)
+ atomic_inc(&iop->write_count);
+diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
+index 584cf2d..aea3bc2 100644
+--- a/fs/xfs/xfs_super.c
++++ b/fs/xfs/xfs_super.c
+@@ -1634,6 +1634,7 @@ xfs_fs_fill_super(
+ sb->s_max_links = XFS_MAXLINK;
+ sb->s_time_gran = 1;
+ set_posix_acl_flag(sb);
++ sb->s_iflags |= SB_I_CGROUPWB;
- ieee80211_set_disassoc(sdata, 0, 0, false, NULL);
-
---
-2.11.0
-
+ /* version 5 superblocks support inode version counters. */
+ if (XFS_SB_VERSION_NUM(&mp->m_sb) == XFS_SB_VERSION_5)