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authorQu Wenruo <wqu@suse.com>2019-05-17 17:20:45 +0800
committerQu Wenruo <wqu@suse.com>2019-05-17 17:20:45 +0800
commit380bf2e256a99163fb827328d729802e56070641 (patch)
tree2f5dee5efc2f1ffef82d1230c324499623d6c659
parent0f7717a19790f38da26c0a0303ef07914536e679 (diff)
btrfs: Use init_delayed_ref_common in add_delayed_tree_ref
(bsc#1134813).
-rw-r--r--patches.suse/0002-btrfs-Use-init_delayed_ref_common-in-add_delayed_tre.patch69
-rw-r--r--series.conf1
2 files changed, 70 insertions, 0 deletions
diff --git a/patches.suse/0002-btrfs-Use-init_delayed_ref_common-in-add_delayed_tre.patch b/patches.suse/0002-btrfs-Use-init_delayed_ref_common-in-add_delayed_tre.patch
new file mode 100644
index 0000000000..b41d8c75b2
--- /dev/null
+++ b/patches.suse/0002-btrfs-Use-init_delayed_ref_common-in-add_delayed_tre.patch
@@ -0,0 +1,69 @@
+From 646f4dd76fb3ac0d1e8677890522d4c044ee2f06 Mon Sep 17 00:00:00 2001
+From: Nikolay Borisov <nborisov@suse.com>
+Date: Tue, 24 Apr 2018 17:18:18 +0300
+Git-commit: 646f4dd76fb3ac0d1e8677890522d4c044ee2f06
+Patch-mainline: v4.18-rc1
+References: bsc#1134813
+Subject: [PATCH 2/8] btrfs: Use init_delayed_ref_common in
+ add_delayed_tree_ref
+
+Use the newly introduced common helper. No functional changes.
+
+Signed-off-by: Nikolay Borisov <nborisov@suse.com>
+Reviewed-by: David Sterba <dsterba@suse.com>
+Signed-off-by: David Sterba <dsterba@suse.com>
+---
+ fs/btrfs/delayed-ref.c | 33 ++++++++++-----------------------
+ 1 file changed, 10 insertions(+), 23 deletions(-)
+
+--- a/fs/btrfs/delayed-ref.c
++++ b/fs/btrfs/delayed-ref.c
+@@ -737,38 +737,25 @@ add_delayed_tree_ref(struct btrfs_fs_inf
+ {
+ struct btrfs_delayed_tree_ref *full_ref;
+ struct btrfs_delayed_ref_root *delayed_refs;
+- u64 seq = 0;
++ u8 ref_type;
+ int ret;
+
+- if (action == BTRFS_ADD_DELAYED_EXTENT)
+- action = BTRFS_ADD_DELAYED_REF;
+-
+- if (is_fstree(ref_root))
+- seq = atomic64_read(&fs_info->tree_mod_seq);
+ delayed_refs = &trans->transaction->delayed_refs;
+
+- /* first set the basic ref node struct up */
+- atomic_set(&ref->refs, 1);
+- ref->bytenr = bytenr;
+- ref->num_bytes = num_bytes;
+- ref->ref_mod = 1;
+- ref->action = action;
+- ref->is_head = 0;
+- ref->in_tree = 1;
+- ref->seq = seq;
+- RB_CLEAR_NODE(&ref->ref_node);
+- INIT_LIST_HEAD(&ref->add_list);
+-
+ full_ref = btrfs_delayed_node_to_tree_ref(ref);
+- full_ref->parent = parent;
+- full_ref->root = ref_root;
+ if (parent)
+- ref->type = BTRFS_SHARED_BLOCK_REF_KEY;
++ ref_type = BTRFS_SHARED_BLOCK_REF_KEY;
+ else
+- ref->type = BTRFS_TREE_BLOCK_REF_KEY;
++ ref_type = BTRFS_TREE_BLOCK_REF_KEY;
++ init_delayed_ref_common(fs_info, ref, bytenr, num_bytes, ref_root,
++ action, ref_type);
++ full_ref->root = ref_root;
++ full_ref->parent = parent;
+ full_ref->level = level;
+
+- trace_add_delayed_tree_ref(fs_info, ref, full_ref, action);
++ trace_add_delayed_tree_ref(fs_info, ref, full_ref,
++ action == BTRFS_ADD_DELAYED_EXTENT ?
++ BTRFS_ADD_DELAYED_REF : action);
+
+ ret = insert_delayed_ref(trans, delayed_refs, head_ref, ref);
+
diff --git a/series.conf b/series.conf
index 13b355ea05..5e11467b1e 100644
--- a/series.conf
+++ b/series.conf
@@ -24458,6 +24458,7 @@
patches.fixes/restore-cond_resched-in-shrink_dcache_parent.patch
patches.fixes/rmdir-rename-do-shrink_dcache_parent-only-on-success.patch
patches.suse/0001-btrfs-Factor-out-common-delayed-refs-init-code.patch
+ patches.suse/0002-btrfs-Use-init_delayed_ref_common-in-add_delayed_tre.patch
patches.fixes/0001-btrfs-qgroup-Search-commit-root-for-rescan-to-avoid-.patch
patches.fixes/0001-dlm-fix-a-clerical-error-when-set-SCTP_NODELAY.patch
patches.fixes/0002-dlm-make-sctp_connect_to_sock-return-in-specified-ti.patch