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-rw-r--r--fs/ext4/ext4_jbd2.c22
-rw-r--r--fs/ext4/ext4_jbd2.h6
-rw-r--r--fs/ext4/inode.c16
3 files changed, 19 insertions, 25 deletions
diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
index 92c88a8f734d..b57e5c711b6d 100644
--- a/fs/ext4/ext4_jbd2.c
+++ b/fs/ext4/ext4_jbd2.c
@@ -34,22 +34,6 @@ int __ext4_journal_get_write_access(const char *where, handle_t *handle,
34 return err; 34 return err;
35} 35}
36 36
37int __ext4_journal_forget(const char *where, handle_t *handle,
38 struct buffer_head *bh)
39{
40 int err = 0;
41
42 if (ext4_handle_valid(handle)) {
43 err = jbd2_journal_forget(handle, bh);
44 if (err)
45 ext4_journal_abort_handle(where, __func__, bh,
46 handle, err);
47 }
48 else
49 bforget(bh);
50 return err;
51}
52
53/* 37/*
54 * The ext4 forget function must perform a revoke if we are freeing data 38 * The ext4 forget function must perform a revoke if we are freeing data
55 * which has been journaled. Metadata (eg. indirect blocks) must be 39 * which has been journaled. Metadata (eg. indirect blocks) must be
@@ -93,7 +77,11 @@ int __ext4_forget(const char *where, handle_t *handle, int is_metadata,
93 (!is_metadata && !ext4_should_journal_data(inode))) { 77 (!is_metadata && !ext4_should_journal_data(inode))) {
94 if (bh) { 78 if (bh) {
95 BUFFER_TRACE(bh, "call jbd2_journal_forget"); 79 BUFFER_TRACE(bh, "call jbd2_journal_forget");
96 return __ext4_journal_forget(where, handle, bh); 80 err = jbd2_journal_forget(handle, bh);
81 if (err)
82 ext4_journal_abort_handle(where, __func__, bh,
83 handle, err);
84 return err;
97 } 85 }
98 return 0; 86 return 0;
99 } 87 }
diff --git a/fs/ext4/ext4_jbd2.h b/fs/ext4/ext4_jbd2.h
index f9fb4bb69577..84bc98ab9f0d 100644
--- a/fs/ext4/ext4_jbd2.h
+++ b/fs/ext4/ext4_jbd2.h
@@ -127,10 +127,6 @@ int __ext4_journal_get_undo_access(const char *where, handle_t *handle,
127int __ext4_journal_get_write_access(const char *where, handle_t *handle, 127int __ext4_journal_get_write_access(const char *where, handle_t *handle,
128 struct buffer_head *bh); 128 struct buffer_head *bh);
129 129
130/* When called with an invalid handle, this will still do a put on the BH */
131int __ext4_journal_forget(const char *where, handle_t *handle,
132 struct buffer_head *bh);
133
134int __ext4_forget(const char *where, handle_t *handle, int is_metadata, 130int __ext4_forget(const char *where, handle_t *handle, int is_metadata,
135 struct inode *inode, struct buffer_head *bh, 131 struct inode *inode, struct buffer_head *bh,
136 ext4_fsblk_t blocknr); 132 ext4_fsblk_t blocknr);
@@ -150,8 +146,6 @@ int __ext4_handle_dirty_metadata(const char *where, handle_t *handle,
150 (block_nr)) 146 (block_nr))
151#define ext4_journal_get_create_access(handle, bh) \ 147#define ext4_journal_get_create_access(handle, bh) \
152 __ext4_journal_get_create_access(__func__, (handle), (bh)) 148 __ext4_journal_get_create_access(__func__, (handle), (bh))
153#define ext4_journal_forget(handle, bh) \
154 __ext4_journal_forget(__func__, (handle), (bh))
155#define ext4_handle_dirty_metadata(handle, inode, bh) \ 149#define ext4_handle_dirty_metadata(handle, inode, bh) \
156 __ext4_handle_dirty_metadata(__func__, (handle), (inode), (bh)) 150 __ext4_handle_dirty_metadata(__func__, (handle), (inode), (bh))
157 151
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index fa37f9504ece..72c694323492 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -767,7 +767,13 @@ failed:
767 /* Allocation failed, free what we already allocated */ 767 /* Allocation failed, free what we already allocated */
768 for (i = 1; i <= n ; i++) { 768 for (i = 1; i <= n ; i++) {
769 BUFFER_TRACE(branch[i].bh, "call jbd2_journal_forget"); 769 BUFFER_TRACE(branch[i].bh, "call jbd2_journal_forget");
770 ext4_journal_forget(handle, branch[i].bh); 770 /*
771 * Note: is_metadata is 0 because branch[i].bh is
772 * newly allocated, so there is no need to revoke the
773 * block. If we do, it's harmless, but not necessary.
774 */
775 ext4_forget(handle, 0, inode, branch[i].bh,
776 branch[i].bh->b_blocknr);
771 } 777 }
772 for (i = 0; i < indirect_blks; i++) 778 for (i = 0; i < indirect_blks; i++)
773 ext4_free_blocks(handle, inode, new_blocks[i], 1, 0); 779 ext4_free_blocks(handle, inode, new_blocks[i], 1, 0);
@@ -852,7 +858,13 @@ static int ext4_splice_branch(handle_t *handle, struct inode *inode,
852err_out: 858err_out:
853 for (i = 1; i <= num; i++) { 859 for (i = 1; i <= num; i++) {
854 BUFFER_TRACE(where[i].bh, "call jbd2_journal_forget"); 860 BUFFER_TRACE(where[i].bh, "call jbd2_journal_forget");
855 ext4_journal_forget(handle, where[i].bh); 861 /*
862 * Note: is_metadata is 0 because branch[i].bh is
863 * newly allocated, so there is no need to revoke the
864 * block. If we do, it's harmless, but not necessary.
865 */
866 ext4_forget(handle, 0, inode, where[i].bh,
867 where[i].bh->b_blocknr);
856 ext4_free_blocks(handle, inode, 868 ext4_free_blocks(handle, inode,
857 le32_to_cpu(where[i-1].key), 1, 0); 869 le32_to_cpu(where[i-1].key), 1, 0);
858 } 870 }