From: Ivan Shapovalov <intelfx100@gmail.com>
To: reiserfs-devel@vger.kernel.org
Cc: Ivan Shapovalov <intelfx100@gmail.com>
Subject: [PATCH 5/6] reiser4: blocknrlist: add operations blocknr_list_del() and blocknr_list_update_extent().
Date: Sat, 13 Dec 2014 00:10:31 +0300 [thread overview]
Message-ID: <1418418632-18396-6-git-send-email-intelfx100@gmail.com> (raw)
In-Reply-To: <1418418632-18396-1-git-send-email-intelfx100@gmail.com>
Signed-off-by: Ivan Shapovalov <intelfx100@gmail.com>
---
fs/reiser4/blocknrlist.c | 28 ++++++++++++++++++++++++++++
fs/reiser4/txnmgr.h | 4 ++++
2 files changed, 32 insertions(+)
diff --git a/fs/reiser4/blocknrlist.c b/fs/reiser4/blocknrlist.c
index 806c59d..4f80a53 100644
--- a/fs/reiser4/blocknrlist.c
+++ b/fs/reiser4/blocknrlist.c
@@ -243,6 +243,17 @@ void blocknr_list_sort_and_join(struct list_head *blist)
}
}
+void blocknr_list_del(struct list_head *blist)
+{
+ struct blocknr_list_entry *entry;
+
+ assert("intelfx-72", blist != NULL);
+
+ entry = blocknr_list_entry(blist);
+ list_del_init (blist);
+ blocknr_list_entry_free(entry);
+}
+
int blocknr_list_add_extent(txn_atom *atom,
struct list_head *blist,
blocknr_list_entry **new_entry,
@@ -287,6 +298,23 @@ int blocknr_list_add_extent(txn_atom *atom,
return 0;
}
+void blocknr_list_update_extent(struct list_head *blist,
+ const reiser4_block_nr *start,
+ const reiser4_block_nr *len)
+{
+ blocknr_list_entry *entry;
+
+ assert("intelfx-73", blist != NULL);
+
+ entry = blocknr_list_entry(blist);
+ if (start != NULL) {
+ entry->start = *start;
+ }
+ if (len != NULL) {
+ entry->len = *len;
+ }
+}
+
int blocknr_list_iterator(txn_atom *atom,
struct list_head *blist,
blocknr_set_actor_f actor,
diff --git a/fs/reiser4/txnmgr.h b/fs/reiser4/txnmgr.h
index 0350e8f..d2b8e95 100644
--- a/fs/reiser4/txnmgr.h
+++ b/fs/reiser4/txnmgr.h
@@ -509,6 +509,7 @@ extern void blocknr_list_init(struct list_head *blist);
extern void blocknr_list_destroy(struct list_head *blist);
extern void blocknr_list_merge(struct list_head *from, struct list_head *to);
extern void blocknr_list_sort_and_join(struct list_head *blist);
+extern void blocknr_list_del(struct list_head *blist);
extern reiser4_block_nr blocknr_list_entry_start(struct list_head *blist);
extern reiser4_block_nr blocknr_list_entry_len(struct list_head *blist);
/**
@@ -519,6 +520,9 @@ extern int blocknr_list_add_extent(txn_atom *atom,
blocknr_list_entry **new_entry,
const reiser4_block_nr *start,
const reiser4_block_nr *len);
+extern void blocknr_list_update_extent(struct list_head *blist,
+ const reiser4_block_nr *start,
+ const reiser4_block_nr *len);
extern int blocknr_list_iterator(txn_atom *atom,
struct list_head *blist,
blocknr_set_actor_f actor,
--
2.1.3
next prev parent reply other threads:[~2014-12-12 21:10 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-12 21:10 [PATCH 0/6] reiser4: discard support: "precise discard" aka padding of extents to erase unit boundaries Ivan Shapovalov
2014-12-12 21:10 ` [PATCH 1/6] reiser4: block_alloc: split block allocation accounting logic into separate functions for re-use Ivan Shapovalov
2014-12-12 21:10 ` [PATCH 2/6] reiser4: block_alloc, plugin/space/bitmap: add a method for "exact" block allocation Ivan Shapovalov
2014-12-19 15:43 ` Edward Shishkin
2014-12-12 21:10 ` [PATCH 3/6] reiser4: iterate over extents in discard_atom Ivan Shapovalov
2014-12-12 21:10 ` [PATCH 4/6] reiser4: discard: don't be overly smart when gluing extents in discard_sorted_merged_extents() Ivan Shapovalov
2014-12-19 20:24 ` Edward Shishkin
2014-12-12 21:10 ` Ivan Shapovalov [this message]
2014-12-12 21:10 ` [PATCH 6/6] reiser4: discard: allocate extent paddings Ivan Shapovalov
2014-12-13 22:38 ` [PATCH 0/6] reiser4: discard support: "precise discard" aka padding of extents to erase unit boundaries Edward Shishkin
2014-12-14 8:03 ` Ivan Shapovalov
2014-12-15 19:30 ` Edward Shishkin
2014-12-19 15:46 ` Edward Shishkin
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