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authorTejun Heo <tj@kernel.org>2019-11-07 11:18:02 -0800
committerJens Axboe <axboe@kernel.dk>2019-11-07 12:28:13 -0700
commit8a80d5d6638b7d58480a83aef49d587de63d4cbb (patch)
tree8be22d841ac4f096f444545e74a093a8bf0a33c6 /block
parent7ca464383aecef5c2e32b987030187ee1e4848fb (diff)
blk-cgroup: remove now unused blkg_print_stat_{bytes|ios}_recursive()
These don't have users anymore. Remove them. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-cgroup.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 1eb8895be4c6..e7e93377e320 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -615,89 +615,6 @@ u64 blkg_prfill_rwstat(struct seq_file *sf, struct blkg_policy_data *pd,
}
EXPORT_SYMBOL_GPL(blkg_prfill_rwstat);
-static u64 blkg_prfill_rwstat_field(struct seq_file *sf,
- struct blkg_policy_data *pd, int off)
-{
- struct blkg_rwstat_sample rwstat = { };
-
- blkg_rwstat_read((void *)pd->blkg + off, &rwstat);
- return __blkg_prfill_rwstat(sf, pd, &rwstat);
-}
-
-/**
- * blkg_print_stat_bytes - seq_show callback for blkg->stat_bytes
- * @sf: seq_file to print to
- * @v: unused
- *
- * To be used as cftype->seq_show to print blkg->stat_bytes.
- * cftype->private must be set to the blkcg_policy.
- */
-int blkg_print_stat_bytes(struct seq_file *sf, void *v)
-{
- blkcg_print_blkgs(sf, css_to_blkcg(seq_css(sf)),
- blkg_prfill_rwstat_field, (void *)seq_cft(sf)->private,
- offsetof(struct blkcg_gq, stat_bytes), true);
- return 0;
-}
-EXPORT_SYMBOL_GPL(blkg_print_stat_bytes);
-
-/**
- * blkg_print_stat_bytes - seq_show callback for blkg->stat_ios
- * @sf: seq_file to print to
- * @v: unused
- *
- * To be used as cftype->seq_show to print blkg->stat_ios. cftype->private
- * must be set to the blkcg_policy.
- */
-int blkg_print_stat_ios(struct seq_file *sf, void *v)
-{
- blkcg_print_blkgs(sf, css_to_blkcg(seq_css(sf)),
- blkg_prfill_rwstat_field, (void *)seq_cft(sf)->private,
- offsetof(struct blkcg_gq, stat_ios), true);
- return 0;
-}
-EXPORT_SYMBOL_GPL(blkg_print_stat_ios);
-
-static u64 blkg_prfill_rwstat_field_recursive(struct seq_file *sf,
- struct blkg_policy_data *pd,
- int off)
-{
- struct blkg_rwstat_sample rwstat;
-
- blkg_rwstat_recursive_sum(pd->blkg, NULL, off, &rwstat);
- return __blkg_prfill_rwstat(sf, pd, &rwstat);
-}
-
-/**
- * blkg_print_stat_bytes_recursive - recursive version of blkg_print_stat_bytes
- * @sf: seq_file to print to
- * @v: unused
- */
-int blkg_print_stat_bytes_recursive(struct seq_file *sf, void *v)
-{
- blkcg_print_blkgs(sf, css_to_blkcg(seq_css(sf)),
- blkg_prfill_rwstat_field_recursive,
- (void *)seq_cft(sf)->private,
- offsetof(struct blkcg_gq, stat_bytes), true);
- return 0;
-}
-EXPORT_SYMBOL_GPL(blkg_print_stat_bytes_recursive);
-
-/**
- * blkg_print_stat_ios_recursive - recursive version of blkg_print_stat_ios
- * @sf: seq_file to print to
- * @v: unused
- */
-int blkg_print_stat_ios_recursive(struct seq_file *sf, void *v)
-{
- blkcg_print_blkgs(sf, css_to_blkcg(seq_css(sf)),
- blkg_prfill_rwstat_field_recursive,
- (void *)seq_cft(sf)->private,
- offsetof(struct blkcg_gq, stat_ios), true);
- return 0;
-}
-EXPORT_SYMBOL_GPL(blkg_print_stat_ios_recursive);
-
/**
* blkg_rwstat_recursive_sum - collect hierarchical blkg_rwstat
* @blkg: blkg of interest