LCOV - code coverage report
Current view: top level - fs - buffer.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 586 1073 54.6 %
Date: 2014-04-16 Functions: 74 101 73.3 %
Branches: 368 1152 31.9 %

Function Name Sort by function name Hit count Sort by hit count
unlock_buffer 14389572
__brelse 11273059
lookup_bh_lru 10977777
__find_get_block 10977181
__getblk 10768395
mark_buffer_dirty 6671904
create_page_buffers 6502933
__block_commit_write.isra.12 6477211
__block_write_begin 6477114
block_write_end 6270043
generic_write_end 6265384
recalc_bh_state 3759148
__find_get_block_slow 2864563
unmap_underlying_metadata 2513356
__set_page_dirty 2072754
set_bh_page 1881700
alloc_buffer_head 1880290
free_buffer_head 1876938
try_to_free_buffers 1840496
drop_buffers 1840448
alloc_page_buffers 1827127
__clear_page_buffers 1823801
create_empty_buffers 1772285
block_invalidatepage 1730770
discard_buffer 1716584
inode_has_buffers 1695196
ll_rw_block 625813
__set_page_dirty_buffers 616008
bh_uptodate_or_lock 417905
invalidate_inode_buffers 275073
bh_lru_install 236769
__block_page_mkwrite 205086
generic_block_bmap 123440
_submit_bh 118498
guard_bh_eod 118498
end_bio_bh_io_sync 118497
submit_bh 90170
init_page_buffers 55118
blkdev_max_block.isra.9 55118
grow_dev_page 55102
grow_buffers 55096
__getblk_slow 55063
buffer_check_dirty_writeback 51734
sleep_on_buffer 41447
__wait_on_buffer 39641
__bforget 34984
block_write_full_page_endio 23984
block_write_full_page 23984
__block_write_full_page 23984
end_buffer_async_write 18071
__lock_buffer 17593
end_buffer_read_sync 7473
__end_buffer_read_notouch 7473
__breadahead 6488
block_write_begin 5271
end_buffer_async_read 2360
block_read_full_page 2355
end_buffer_write_sync 632
write_dirty_buffer 560
buffer_cpu_notify 555
has_bh_in_lru 290
invalidate_bh_lru 181
remove_inode_buffers 160
__bread 120
__bread_slow 88
buffer_exit_cpu 78
__sync_dirty_buffer 59
sync_dirty_buffer 58
invalidate_bh_lrus 58
bh_submit_read 17
page_zero_new_buffers 8
block_is_partially_uptodate 4
sync_mapping_buffers 1
SyS_bdflush 1
nobh_write_end 0
do_thaw_all 0
buffer_init 0
free_more_memory 0
do_thaw_one 0
cont_expand_zero 0
fsync_buffers_list 0
generic_cont_expand_simple 0
mark_buffer_dirty_inode 0
osync_buffers_list 0
emergency_thaw_all 0
nobh_write_begin 0
block_commit_write 0
quiet_error 0
end_buffer_read_nobh 0
nobh_writepage 0
buffer_io_error.isra.11 0
touch_buffer 0
block_truncate_page 0
init_buffer 0
nobh_truncate_page 0
__remove_assoc_queue 0
write_boundary_block 0
attach_nobh_buffers 0
cont_write_begin 0
block_page_mkwrite 0
mark_buffer_async_write 0

Generated by: LCOV version 1.9