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f2fs: add f2fs_map_blocks

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This patch introduces f2fs_map_blocks structure likewise ext4_map_blocks.
Now, f2fs uses f2fs_map_blocks when handling get_block.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2015-04-06 19:55:34 -07:00
parent 76f105a2db
commit 003a3e1d60
3 changed files with 71 additions and 45 deletions
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28
include/trace/events/f2fs.h
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@@ -117,6 +117,7 @@ TRACE_DEFINE_ENUM(CP_DISCARD);
{ CP_DISCARD, "Discard" })
struct victim_sel_policy;
struct f2fs_map_blocks;
DECLARE_EVENT_CLASS(f2fs__inode,
@@ -481,36 +482,35 @@ TRACE_EVENT(f2fs_truncate_partial_nodes,
__entry->err)
);
TRACE_EVENT(f2fs_get_data_block,
TP_PROTO(struct inode *inode, sector_t iblock,
struct buffer_head *bh, int ret),
TRACE_EVENT(f2fs_map_blocks,
TP_PROTO(struct inode *inode, struct f2fs_map_blocks *map, int ret),
TP_ARGS(inode, iblock, bh, ret),
TP_ARGS(inode, map, ret),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(ino_t, ino)
__field(sector_t, iblock)
__field(sector_t, bh_start)
__field(size_t, bh_size)
__field(block_t, m_lblk)
__field(block_t, m_pblk)
__field(unsigned int, m_len)
__field(int, ret)
),
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
__entry->iblock = iblock;
__entry->bh_start = bh->b_blocknr;
__entry->bh_size = bh->b_size;
__entry->m_lblk = map->m_lblk;
__entry->m_pblk = map->m_pblk;
__entry->m_len = map->m_len;
__entry->ret = ret;
),
TP_printk("dev = (%d,%d), ino = %lu, file offset = %llu, "
"start blkaddr = 0x%llx, len = 0x%llx bytes, err = %d",
"start blkaddr = 0x%llx, len = 0x%llx, err = %d",
show_dev_ino(__entry),
(unsigned long long)__entry->iblock,
(unsigned long long)__entry->bh_start,
(unsigned long long)__entry->bh_size,
(unsigned long long)__entry->m_lblk,
(unsigned long long)__entry->m_pblk,
(unsigned long long)__entry->m_len,
__entry->ret)
);