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f2fs: fix missing skip pages info 

fix missing skip pages info in f2fs_writepages trace event.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
steinar/wifi_calib_4_9_kernel
Yunlei He 2016-02-04 16:14:00 +08:00 committed by Jaegeuk Kim
parent 0c3a579758
commit d31c7c3f0b
3 changed files with 9 additions and 6 deletions
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5
fs/f2fs/checkpoint.c
View File

@ -256,13 +256,13 @@ static int f2fs_write_meta_pages(struct address_space *mapping,
struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);
long diff, written;
trace_f2fs_writepages(mapping->host, wbc, META);
/* collect a number of dirty meta pages and write together */
if (wbc->for_kupdate ||
get_pages(sbi, F2FS_DIRTY_META) < nr_pages_to_skip(sbi, META))
goto skip_write;
trace_f2fs_writepages(mapping->host, wbc, META);
/* if mounting is failed, skip writing node pages */
mutex_lock(&sbi->cp_mutex);
diff = nr_pages_to_write(sbi, META, wbc);
@ -273,6 +273,7 @@ static int f2fs_write_meta_pages(struct address_space *mapping,
skip_write:
wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_META);
trace_f2fs_writepages(mapping->host, wbc, META);
return 0;
}

5
fs/f2fs/data.c
View File

@ -1341,8 +1341,6 @@ static int f2fs_write_data_pages(struct address_space *mapping,
int ret;
long diff;
trace_f2fs_writepages(mapping->host, wbc, DATA);
/* deal with chardevs and other special file */
if (!mapping->a_ops->writepage)
return 0;
@ -1364,6 +1362,8 @@ static int f2fs_write_data_pages(struct address_space *mapping,
if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
goto skip_write;
trace_f2fs_writepages(mapping->host, wbc, DATA);
diff = nr_pages_to_write(sbi, DATA, wbc);
if (!S_ISDIR(inode->i_mode) && wbc->sync_mode == WB_SYNC_ALL) {
@ -1382,6 +1382,7 @@ static int f2fs_write_data_pages(struct address_space *mapping,
skip_write:
wbc->pages_skipped += get_dirty_pages(inode);
trace_f2fs_writepages(mapping->host, wbc, DATA);
return 0;
}

5
fs/f2fs/node.c
View File

@ -1460,8 +1460,6 @@ static int f2fs_write_node_pages(struct address_space *mapping,
struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);
long diff;
trace_f2fs_writepages(mapping->host, wbc, NODE);
/* balancing f2fs's metadata in background */
f2fs_balance_fs_bg(sbi);
@ -1469,6 +1467,8 @@ static int f2fs_write_node_pages(struct address_space *mapping,
if (get_pages(sbi, F2FS_DIRTY_NODES) < nr_pages_to_skip(sbi, NODE))
goto skip_write;
trace_f2fs_writepages(mapping->host, wbc, NODE);
diff = nr_pages_to_write(sbi, NODE, wbc);
wbc->sync_mode = WB_SYNC_NONE;
sync_node_pages(sbi, 0, wbc);
@ -1477,6 +1477,7 @@ static int f2fs_write_node_pages(struct address_space *mapping,
skip_write:
wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_NODES);
trace_f2fs_writepages(mapping->host, wbc, NODE);
return 0;
}