LCOV - code coverage report

Current view: top level - fs/btrfs - extent_io.c (source / functions) Hit Total Coverage Test: btrfstest.info Lines: 1502 1970 76.2 % Date: 2014-11-28 Functions: 112 128 87.5 %

Function Name	Hit count
map_private_extent_buffer	41588982
read_extent_buffer	12262845
free_extent_buffer	7021982
free_extent_state	4910880
release_extent_buffer	4671365
check_buffer_tree_ref	4657738
find_extent_buffer	3493030
extent_buffer_uptodate	3434517
mark_extent_buffer_accessed	3432902
set_page_extent_mapped	3158407
tree_search_for_insert	3150213
__etree_search	3149917
alloc_extent_state	2270839
merge_state	1834115
submit_extent_page.isra.27	1566609
merge_bio.isra.20	1495689
update_nr_written.isra.19	1485946
copy_pages	1476644
cache_state	1349025
__extent_writepage	1312964
writepage_delalloc.isra.25	1312952
find_delalloc_range	1312844
find_lock_delalloc_range	1312842
set_range_writeback.isra.22	1308912
__extent_writepage_io	1308893
end_extent_writepage	1308880
alloc_extent_buffer	1268775
set_state_bits	1242906
read_extent_buffer_pages	1209796
__set_extent_bit	1186226
set_extent_buffer_dirty	1165610
clear_extent_bit	1100499
tree_insert	962717
clear_state_bit	941819
write_extent_buffer	897735
memmove_extent_buffer	743372
split_state	597916
__do_readpage	486456
lock_extent_bits	463423
__get_extent_map	462506
memcpy_extent_buffer	410701
insert_state	364809
test_range_bit	353484
memcmp_extent_buffer	228578
attach_extent_buffer_page	192393
try_release_extent_mapping	188224
try_release_extent_state.isra.26	188224
btrfs_io_bio_alloc	183799
set_extent_delalloc	131791
set_extent_dirty	126731
find_first_extent_bit	123332
find_first_extent_bit_state	123332
btrfs_bio_alloc	122377
submit_one_bio	122182
unlock_extent_cached	112703
copy_extent_buffer	93062
btrfs_bio_clone	90602
count_range_bits	81161
clean_io_failure	80536
end_bio_extent_writepage	65676
__alloc_extent_buffer	61762
btrfs_release_extent_buffer_page	61460
btrfs_release_extent_buffer_rcu	61440
set_extent_buffer_uptodate	61290
flush_epd_write_bio	59814
extent_io_tree_init	57474
lock_extent_buffer_for_io	57106
end_extent_buffer_writeback	57026
write_one_eb.isra.28	57026
free_extent_buffer_stale	53689
__do_contiguous_readpages	51609
__extent_readpages	49223
extent_writepages	38223
extent_write_cache_pages.isra.23	38221
__extent_read_full_page	36048
clear_extent_dirty	32303
extent_clear_unlock_delalloc	30095
lock_delalloc_pages	29879
endio_readpage_release_extent	29590
end_bio_extent_readpage	28580
memset_extent_buffer	28122
end_bio_extent_buffer_writepage	27921
extent_read_full_page	27771
set_extent_bit	25258
extent_readpages	24097
flush_write_bio	21511
btree_write_cache_pages	21234
convert_extent_bit	20035
try_release_extent_buffer	13164
set_extent_bits	3159
clear_extent_bits	3025
unlock_extent	2967
lock_extent	2746
clear_extent_buffer_dirty	2006
set_extent_new	1384
set_extent_defrag	1337
extent_invalidatepage	1335
count_ext_ref	1120
get_extent_skip_holes	1030
btrfs_clone_extent_buffer	731
check_page_uptodate	452
set_extent_uptodate	452
extent_fiemap	344
read_extent_buffer_to_user	208
extent_range_clear_dirty_for_io	155
extent_write_locked_range	81
extent_read_full_page_nolock	64
wait_on_state	56
wait_extent_bit	44
try_lock_extent	3
extent_range_redirty_for_io	2
alloc_dummy_extent_buffer	1
extent_buffer_under_io	0
clear_extent_buffer_uptodate	0
get_state_private	0
repair_io_failure	0
set_state_private	0
extent_io_tree_panic	0
__unlock_for_delalloc.isra.21	0
repair_eb_io_failure	0
extent_write_full_page	0
wait_on_extent_buffer_writeback	0
bio_readpage_error	0
free_io_failure.isra.24	0
extent_io_exit	0
btrfs_release_extent_buffer	0
clear_extent_uptodate	0
extent_io_init	0

Generated by: LCOV version 1.10